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Consolidated Schedule of Investments In and Advances to Affiliates (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
PIK Rate |  | 12.94% |  |  | 12.94% |  |  |  |
Amount of Realized Gain/(Loss) |  | $ (9,854) |  | $ 25,372 | $ (26,141) |  | $ 23,802 |  |
Amount of Unrealized Gain/(Loss) |  | 21,007 |  | (29,749) | 35,886 |  | (24,656) |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [1],[2],[3] |  |  |  | 1,177,507 |  |  |  |
Ending balance | [4],[5],[6] | 1,260,202 |  |  | 1,260,202 |  |  |  |
Control investments |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  | 0 |  | 0 | 5,305 |  | 57 |  |
Amount of Unrealized Gain/(Loss) |  | (1,113) |  | 912 | (7,014) |  | 4,631 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 4,249 |  | 2,643 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 69,878 | [2],[7] | 53,644 |  |
Gross Additions |  |  |  |  | 5,167 |  | 5,126 |  |
Gross Reductions |  |  |  |  | 14,292 |  | 1,937 |  |
Ending balance |  | 60,753 | [5],[8] | 56,833 | 60,753 | [5],[8] | 56,833 |  |
Affiliate investments |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  | (2,321) |  | 0 | (2,319) |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  | 9,693 |  | 182 | 12,460 |  | 1,166 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 28,220 |  | 22,891 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 351,360 | [2],[9] | 291,279 |  |
Gross Additions |  |  |  |  | 66,743 |  | 61,239 |  |
Gross Reductions |  |  |  |  | 33,732 |  | 50,162 |  |
Ending balance |  | $ 392,285 | [5],[10] | 315,190 | $ 392,285 | [5],[10] | 315,190 |  |
Investment, Identifier [Axis]: Fidelity Government Portfolio Fund Class III |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 3.79% |  |  | 3.79% |  |  | 4.13% |
Investment, Identifier [Axis]: AAC Holdings, Inc., Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[13],[14] | $ 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: AAC Holdings, Inc., Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[13],[14] | $ 2,080 |  |  | $ 2,080 |  |  |  |
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [13],[14] |  | 10.00% | [13],[14] |  | 18.00% | [11],[12]
PIK Rate |  | 10.00% | [13],[14],[15] |  | 10.00% | [13],[14],[15] |  | 18.00% | [11],[12],[16]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | $ 209 |  |  |  |
Ending balance | [5],[13],[14] | $ 280 |  |  | $ 280 |  |  |  |
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [13],[14],[17] |  | 10.00% | [13],[14],[17] |  | 18.00% | [11],[12]
PIK Rate |  | 10.00% | [13],[14],[15],[17] |  | 10.00% | [13],[14],[15],[17] |  | 18.00% | [11],[12],[16]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | $ 5,975 |  |  |  |
Ending balance | [5],[13],[14],[17] | $ 1,070 |  |  | $ 1,070 |  |  |  |
Investment, Identifier [Axis]: AAC Holdings, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [13],[14],[17] | 12.00% |  |  | 12.00% |  |  |  |
PIK Rate | [13],[14],[15],[17] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[13],[14],[17] | $ 1,070 |  |  | $ 1,070 |  |  |  |
Investment, Identifier [Axis]: AAC Holdings, Inc., Warrants |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[18] |  |  |  | 0 |  |  |  |
Ending balance | [5],[13],[14],[19] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: AGS American Glass Services Acquisition, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 1,000 |  |  | $ 1,000 |  |  |  |
Investment, Identifier [Axis]: AGS American Glass Services Acquisition, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.64% |  |  | 9.64% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 318 |  |  | $ 318 |  |  |  |
Investment, Identifier [Axis]: AGS American Glass Services Acquisition, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (28) |  |  | $ (28) |  |  |  |
Investment, Identifier [Axis]: AGS American Glass Services Acquisition, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.66% |  |  | 9.66% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 13,607 |  |  | $ 13,607 |  |  |  |
Investment, Identifier [Axis]: AMEREQUIP LLC., Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[25] |  |  |  | 30 |  |  |  |
Ending balance | [5],[14],[20],[26] | 4 |  |  | 4 |  |  |  |
Investment, Identifier [Axis]: ATS Operating, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 120 |  |  |  |
Ending balance | [5],[14],[20] | $ 130 |  |  | $ 130 |  |  |  |
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.53% | [14],[20],[21],[27] |  | 10.53% | [14],[20],[21],[27] |  | 10.85% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22],[27] |  | 6.00% | [14],[20],[21],[22],[27] |  | 6.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 50 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 225 |  |  | $ 225 |  |  |  |
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.55% | [14],[20],[21] |  | 9.55% | [14],[20],[21] |  | 9.85% | [12],[24],[28]
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 925 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 925 |  |  | $ 925 |  |  |  |
Investment, Identifier [Axis]: ATS Operating, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.55% | [14],[20],[21] |  | 11.55% | [14],[20],[21] |  | 11.85% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 925 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 925 |  |  | 925 |  |  |  |
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[25] |  |  |  | 124 |  |  |  |
Ending balance | [5],[14],[20],[26] | $ 128 |  |  | $ 128 |  |  |  |
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 7.25% | [14],[20],[21],[22],[23] |  | 7.25% | [14],[20],[21],[22],[23] |  | 7.25% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (12) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (9) |  |  | $ (9) |  |  |  |
Investment, Identifier [Axis]: AVEX Aviation Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.40% | [14],[20],[21] |  | 11.40% | [14],[20],[21] |  | 11.73% | [12],[24],[28]
Spread |  | 7.25% | [14],[20],[21],[22] |  | 7.25% | [14],[20],[21],[22] |  | 7.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,343 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,279 |  |  | $ 3,279 |  |  |  |
Investment, Identifier [Axis]: Adams Publishing Group, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.00% | [14],[20],[21],[31] |  | 11.00% | [14],[20],[21],[31] |  | 11.00% | [12],[24],[28],[32]
Spread |  | 7.00% | [14],[20],[21],[22],[31] |  | 7.00% | [14],[20],[21],[22],[31] |  | 7.00% | [12],[24],[28],[29],[32]
PIK Rate |  | 1.00% | [14],[15],[20],[21],[31] |  | 1.00% | [14],[15],[20],[21],[31] |  | 1.00% | [12],[16],[24],[28],[32]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[32] |  |  |  | $ 928 |  |  |  |
Ending balance | [5],[14],[20],[21],[31] | $ 949 |  |  | $ 949 |  |  |  |
Investment, Identifier [Axis]: Adams Publishing Group, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.00% | [14],[20],[21],[31] |  | 11.00% | [14],[20],[21],[31] |  | 11.00% | [12],[24],[28],[32]
Spread |  | 7.00% | [14],[20],[21],[22],[31] |  | 7.00% | [14],[20],[21],[22],[31] |  | 7.00% | [12],[24],[28],[29],[32]
PIK Rate |  | 1.00% | [14],[15],[20],[21],[31] |  | 1.00% | [14],[15],[20],[21],[31] |  | 1.00% | [12],[16],[24],[28],[32]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[32] |  |  |  | $ 2,209 |  |  |  |
Ending balance | [5],[14],[20],[21],[31] | $ 2,029 |  |  | 2,029 |  |  |  |
Investment, Identifier [Axis]: Airo Purchaser, Inc., Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 1,233 |  |  | $ 1,233 |  |  |  |
Investment, Identifier [Axis]: Airo Purchaser, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (54) |  |  | $ (54) |  |  |  |
Investment, Identifier [Axis]: Airo Purchaser, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (27) |  |  | $ (27) |  |  |  |
Investment, Identifier [Axis]: Airo Purchaser, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.80% |  |  | 9.80% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 21,996 |  |  | $ 21,996 |  |  |  |
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 5.00% | [14],[20],[21],[22],[23] |  | 5.00% | [14],[20],[21],[22],[23] |  | 5.00% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (6) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (4) |  |  | $ (4) |  |  |  |
Investment, Identifier [Axis]: American Health Staffing Group, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% | [14],[20],[21] |  | 12.50% | [14],[20],[21] |  | 12.50% | [12],[24],[28]
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 7,703 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 7,000 |  |  | 7,000 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[20] | $ 1,750 |  |  | $ 1,750 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20],[21] | 12.94% |  |  | 12.94% |  |  |  |
Spread | [10],[20],[21],[22] | 8.50% |  |  | 8.50% |  |  |  |
PIK Rate | [10],[15],[20],[21] | 12.94% |  |  | 12.94% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[20],[21] | $ 2,252 |  |  | $ 2,252 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20],[21] | 12.94% |  |  | 12.94% |  |  |  |
Spread | [10],[20],[21],[22] | 8.50% |  |  | 8.50% |  |  |  |
PIK Rate | [10],[15],[20],[21] | 12.94% |  |  | 12.94% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 144 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 2,252 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20],[21] | $ 2,252 |  |  | 2,252 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (806) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 2,556 |  |  |  |
Gross Reductions |  |  |  |  | 806 |  |  |  |
Ending balance |  | $ 1,750 |  |  | 1,750 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Roaster, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28],[33] |  |  |  |  |  |  | 16.49% |
Spread | [12],[24],[28],[29],[33] |  |  |  |  |  |  | 11.75% |
PIK Rate | [12],[16],[24],[28],[33] |  |  |  |  |  |  | 16.49% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[33] |  |  |  | $ 2,621 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Roaster,Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 14.49% |
Spread | [12],[24],[28],[29] | 9.75% |  |  | 9.75% |  |  |  |
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 14.49% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 4,480 |  |  |  |
Investment, Identifier [Axis]: American Nuts, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.94% |  |  | 12.94% |  |  |  |
Spread |  | 8.50% |  |  | 8.50% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 144 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 2,252 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 2,252 |  |  | 2,252 |  |  |  |
Investment, Identifier [Axis]: American Teleconferencing Services, Ltd., Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[33],[34] |  |  |  | 59 |  |  |  |
Investment, Identifier [Axis]: American Teleconferencing Services, Ltd., Secured Debt 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[33],[34] |  |  |  | 282 |  |  |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | 1,390 |  |  | 1,390 |  |  |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 14.50% |  |  | 14.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 977 |  |  | $ 977 |  |  |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 1,330 |  |  |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 1.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Preferred Member Units 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 60 |  | 220 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,330 |  | 1,210 |  |
Gross Additions |  |  |  |  | 60 |  | 220 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 1,390 |  | 1,430 | 1,390 |  | 1,430 |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 4 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[30] | 54 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 54 |  |
Ending balance |  | $ 0 |  | $ 0 | $ 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.50% |  | 13.75% | 14.50% |  | 13.75% | 13.75% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 127 |  | 138 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,012 | [2],[9] | 1,020 |  |
Gross Additions |  |  |  |  | 2 |  | 79 |  |
Gross Reductions |  |  |  |  | 37 |  | 75 |  |
Ending balance |  | $ 977 |  | $ 1,024 | 977 |  | 1,024 |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC, Warrants |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[18] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 | [5],[10],[19] | 0 | 0 | [5],[10],[19] | 0 |  |
Investment, Identifier [Axis]: Analytical Systems Keco Holdings, LLC,, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Ansira Partners II, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 6.75% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | (45) |  |  |  |
Investment, Identifier [Axis]: Ansira Partners II, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.25% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.75% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 17,375 |  |  |  |
Investment, Identifier [Axis]: ArborWorks, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: ArborWorks, LLC, Preferred Equity 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 6,667 |  |  |  |
Ending balance | [5],[14],[20] | 8,411 |  |  | 8,411 |  |  |  |
Investment, Identifier [Axis]: ArborWorks, LLC, Preferred Equity 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [14],[20] |  | 15.00% | [14],[20] |  | 15.00% | [12],[24]
PIK Rate |  | 15.00% | [14],[15],[20] |  | 15.00% | [14],[15],[20] |  | 15.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 1,061 |  |  |  |
Ending balance | [5],[14],[20] | $ 1,517 |  |  | $ 1,517 |  |  |  |
Investment, Identifier [Axis]: ArborWorks, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.75% | [14],[20],[21] |  | 10.75% | [14],[20],[21] |  | 11.08% | [12],[24],[28]
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [12],[24],[28],[29]
PIK Rate |  | 10.75% | [14],[15],[20],[21] |  | 10.75% | [14],[15],[20],[21] |  | 11.08% | [12],[16],[24],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 4,278 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 4,645 |  |  | 4,645 |  |  |  |
Investment, Identifier [Axis]: Archer Systems, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 110 |  |  |  |
Ending balance | [5],[14],[20],[26] | 110 |  |  | 110 |  |  |  |
Investment, Identifier [Axis]: B-O-F Corporation, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 180 |  |  | $ 180 |  |  |  |
Investment, Identifier [Axis]: B-O-F Corporation, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.75% |  |  | 5.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (13) |  |  | $ (13) |  |  |  |
Investment, Identifier [Axis]: B-O-F Corporation, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.04% |  |  | 9.04% |  |  |  |
Spread | [14],[20],[21],[22] | 4.75% |  |  | 4.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,976 |  |  | $ 2,976 |  |  |  |
Investment, Identifier [Axis]: B-O-F Corporation, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 11.04% |  |  | 11.04% |  |  |  |
Spread | [14],[20],[21],[22] | 6.75% |  |  | 6.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,976 |  |  | $ 2,976 |  |  |  |
Investment, Identifier [Axis]: BDB Holdings, LLC, , Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | 10,699 |  |  | 10,699 |  |  |  |
Investment, Identifier [Axis]: BDB Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1,910) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[7] |  |  |  | 12,610 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 1,911 |  |  |  |
Ending balance |  | $ 10,699 |  |  | $ 10,699 |  |  |  |
Investment, Identifier [Axis]: BDB Holdings, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [8] | 12.00% |  |  | 12.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 24 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 782 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[8] | $ 782 |  |  | 782 |  |  |  |
Investment, Identifier [Axis]: BP Loenbro Holdings Inc., Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 1,550 |  |  |  |
Ending balance | [5],[14],[20] | $ 2,830 |  |  | $ 2,830 |  |  |  |
Investment, Identifier [Axis]: BP Loenbro Holdings Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.01% | [14],[20],[21],[27] |  | 10.01% | [14],[20],[21],[27] |  | 10.68% | [12],[24],[28],[35]
Spread |  | 5.75% | [14],[20],[21],[22],[27] |  | 5.75% | [14],[20],[21],[22],[27] |  | 6.25% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 514 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 385 |  |  | $ 385 |  |  |  |
Investment, Identifier [Axis]: BP Loenbro Holdings Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.14% |  |  | 10.14% |  |  |  |
Spread |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [14],[20],[21],[22] |  | 6.25% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (10) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,279 |  |  | $ 1,279 |  |  |  |
Investment, Identifier [Axis]: BP Loenbro Holdings Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.17% | [14],[20],[21] |  | 10.17% | [14],[20],[21] |  | 10.92% | [12],[24],[28]
Spread |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [14],[20],[21],[22] |  | 6.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 11,217 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 11,003 |  |  | $ 11,003 |  |  |  |
Investment, Identifier [Axis]: BP Loenbro Holdings Inc., Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.14% |  |  | 10.14% |  |  |  |
Spread | [14],[20],[21],[22] | 5.75% |  |  | 5.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: BP Loenbro Holdings Inc., Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.14% |  |  | 10.14% |  |  |  |
Spread | [14],[20],[21],[22] | 5.75% |  |  | 5.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 4,219 |  |  | $ 4,219 |  |  |  |
Investment, Identifier [Axis]: Barfly Ventures, LLC, Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 317 |  | 407 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 368 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,953 | [2],[9],[24] | 1,380 |  |
Gross Additions |  |  |  |  | 317 |  | 407 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 2,270 | [5],[10],[20],[26] | 1,787 | 2,270 | [5],[10],[20],[26] | 1,787 |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Preferred Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | 970 |  |  | 970 |  |  |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[23] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 1,099 |  |  | $ 1,099 |  |  |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Preferred Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 400 |  | (110) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 65 |  | 71 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 570 | [2],[9],[25] | 680 |  |
Gross Additions |  |  |  |  | 400 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 110 |  |
Ending balance |  | 970 |  | $ 570 | 970 |  | $ 570 |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 10.00% |  |  | 10.00% | 10.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | (1) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1 |  | 3 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 50 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 50 |  |
Gross Reductions |  |  |  |  | 50 |  | 1 |  |
Ending balance |  | 0 |  | $ 49 | 0 |  | $ 49 |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 10.00% |  |  | 10.00% | 10.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 2 |  | 2 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 30 | [2],[9] | 30 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 30 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 30 | $ 0 |  | $ 30 |  |
Investment, Identifier [Axis]: Batjer TopCo, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% |  | 10.00% | 10.00% |  | 10.00% | 10.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | (15) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 95 |  | 93 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,165 | [2],[9] | 1,175 |  |
Gross Additions |  |  |  |  | 4 |  | 4 |  |
Gross Reductions |  |  |  |  | 70 |  | 15 |  |
Ending balance |  | $ 1,099 |  | $ 1,164 | 1,099 |  | 1,164 |  |
Investment, Identifier [Axis]: Berry Aviation, Inc., Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20],[36] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Berry Aviation, Inc., Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[37] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20],[36] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Berry Aviation, Inc., Preferred Member Units 3 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[37] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20],[36] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[17],[20],[21] | 14.56% |  |  | 14.56% |  |  |  |
Spread |  | 10.25% | [14],[17],[20],[21],[22] |  | 10.25% | [14],[17],[20],[21],[22] |  | 10.25% | [12],[24],[28],[29],[30]
PIK Rate | [14],[15],[17],[20],[21] | 7.25% |  |  | 7.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (14) |  |  |  |
Ending balance | [5],[14],[17],[20],[21] | $ 23 |  |  | $ 23 |  |  |  |
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.56% | [14],[17],[20],[21],[38] |  | 14.56% | [14],[17],[20],[21],[38] |  | 15.76% | [12],[24],[28]
Spread |  | 10.25% | [14],[17],[20],[21],[22],[38] |  | 10.25% | [14],[17],[20],[21],[22],[38] |  | 10.25% | [12],[24],[28],[29]
PIK Rate |  | 7.25% | [14],[15],[17],[20],[21],[38] |  | 7.25% | [14],[15],[17],[20],[21],[38] |  | 9.25% | [12],[16],[24],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 6,963 |  |  |  |
Ending balance | [5],[14],[17],[20],[21],[38] | $ 171 |  |  | $ 171 |  |  |  |
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[17],[20],[21] | 14.58% |  |  | 14.58% |  |  |  |
Spread | [14],[17],[20],[21],[22] | 10.25% |  |  | 10.25% |  |  |  |
PIK Rate | [14],[15],[17],[20],[21] | 7.25% |  |  | 7.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[17],[20],[21] | $ 1,472 |  |  | $ 1,472 |  |  |  |
Investment, Identifier [Axis]: Bettercloud, Inc., Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[17],[20],[21],[38] | 14.58% |  |  | 14.58% |  |  |  |
Spread | [14],[17],[20],[21],[22],[38] | 10.25% |  |  | 10.25% |  |  |  |
PIK Rate | [14],[15],[17],[20],[21],[38] | 7.25% |  |  | 7.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[17],[20],[21],[38] | $ 4,674 |  |  | $ 4,674 |  |  |  |
Investment, Identifier [Axis]: Binswanger Enterprises, LLC, Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 650 |  |  |  |
Ending balance | [5],[14],[20] | 1,060 |  |  | 1,060 |  |  |  |
Investment, Identifier [Axis]: Bluestem Brands, Inc., Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | 0 |  |  |  |
Ending balance | [5],[13],[14] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.89% | [13],[14],[17],[21] |  | 12.89% | [13],[14],[17],[21] |  | 13.17% | [11],[12],[28]
Spread |  | 8.50% | [13],[14],[17],[21],[22] |  | 8.50% | [13],[14],[17],[21],[22] |  | 8.50% | [11],[12],[28],[29]
PIK Rate |  | 11.89% | [13],[14],[15],[17],[21] |  | 11.89% | [13],[14],[15],[17],[21] |  | 12.17% | [11],[12],[16],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 181 |  |  |  |
Ending balance | [5],[13],[14],[17],[21] | $ 59 |  |  | $ 59 |  |  |  |
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [13],[14],[17],[21] |  | 15.00% | [13],[14],[17],[21] |  | 15.00% | [11],[12],[28]
Spread |  | 7.50% | [13],[14],[17],[21],[22] |  | 7.50% | [13],[14],[17],[21],[22] |  | 7.50% | [11],[12],[28],[29]
PIK Rate |  | 14.75% | [13],[14],[15],[17],[21] |  | 14.75% | [13],[14],[15],[17],[21] |  | 14.75% | [11],[12],[16],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 2,792 |  |  |  |
Ending balance | [5],[13],[14],[17],[21] | $ 905 |  |  | $ 905 |  |  |  |
Investment, Identifier [Axis]: Bluestem Brands, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.89% | [13],[14],[17],[21] |  | 12.89% | [13],[14],[17],[21] |  | 13.17% | [11],[12],[28]
Spread |  | 8.50% | [13],[14],[17],[21],[22] |  | 8.50% | [13],[14],[17],[21],[22] |  | 8.50% | [11],[12],[28],[29]
PIK Rate |  | 12.89% | [13],[14],[15],[17],[21] |  | 12.89% | [13],[14],[15],[17],[21] |  | 12.17% | [11],[12],[16],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 3,790 |  |  |  |
Ending balance | [5],[13],[14],[17],[21] | $ 1,203 |  |  | 1,203 |  |  |  |
Investment, Identifier [Axis]: Bluestem Brands, Inc., Warrants |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[18] |  |  |  | 0 |  |  |  |
Ending balance | [5],[13],[14],[19] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Boccella Precast Products LLC, Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 80 |  |  |  |
Ending balance | [5],[14],[26] | $ 460 |  |  | $ 460 |  |  |  |
Investment, Identifier [Axis]: Boccella Precast Products LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14] |  | 10.00% | [14] |  | 10.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 66 |  |  |  |
Ending balance | [5],[14] | $ 64 |  |  | 64 |  |  |  |
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[39],[40] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20],[41],[42] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[39],[40] |  |  |  | 310 |  |  |  |
Ending balance | [5],[14],[20],[41],[42] | $ 350 |  |  | $ 350 |  |  |  |
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.44% | [14],[20],[21],[41],[42] |  | 11.44% | [14],[20],[21],[41],[42] |  | 11.65% | [12],[24],[28],[39],[40]
Spread |  | 7.00% | [14],[20],[21],[22],[41],[42] |  | 7.00% | [14],[20],[21],[22],[41],[42] |  | 7.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 360 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 360 |  |  | $ 360 |  |  |  |
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.44% | [14],[20],[21],[41],[42] |  | 10.44% | [14],[20],[21],[41],[42] |  | 10.74% | [12],[24],[28],[39],[40]
Spread |  | 6.00% | [14],[20],[21],[22],[41],[42] |  | 6.00% | [14],[20],[21],[22],[41],[42] |  | 6.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 3,999 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 3,969 |  |  | $ 3,969 |  |  |  |
Investment, Identifier [Axis]: Bond Brand Loyalty ULC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.44% | [14],[20],[21],[41],[42] |  | 12.44% | [14],[20],[21],[41],[42] |  | 12.74% | [12],[24],[28],[39],[40]
Spread |  | 8.00% | [14],[20],[21],[22],[41],[42] |  | 8.00% | [14],[20],[21],[22],[41],[42] |  | 8.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 3,999 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 3,969 |  |  | 3,969 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | 850 |  |  | 850 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | $ 81 |  |  | $ 81 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[21] | 14.41% |  |  | 14.41% |  |  |  |
Spread | [10],[21],[22] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[21] | $ 1,254 |  |  | $ 1,254 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (40) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 23 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 1,400 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 40 |  |
Ending balance |  |  |  | $ 1,360 |  |  | $ 1,360 |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Preferred Member Units 1.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (320) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 23 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,170 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 320 |  |  |  |
Ending balance |  | 850 |  |  | 850 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Preferred Member Units 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 3 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 81 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 81 |  |  | 81 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Provider of Crane Rental and Operating Services, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[25] |  |  |  | 1,170 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Provider of Crane Rental and Operating Services, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [9],[28] |  |  |  |  |  |  | 14.66% |
Spread | [9],[28],[29] |  |  |  |  |  |  | 10.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[28] |  |  |  | $ 1,254 |  |  |  |
Investment, Identifier [Axis]: Brewer Crane Holdings, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.41% |  | 15.35% | 14.41% |  | 15.35% |  |
Spread |  | 10.00% |  | 10.00% | 10.00% |  | 10.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 137 |  | 158 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,254 |  | 1,374 |  |
Gross Additions |  |  |  |  | 0 |  | 4 |  |
Gross Reductions |  |  |  |  | 0 |  | 93 |  |
Ending balance |  | $ 1,254 |  | $ 1,285 | 1,254 |  | 1,285 |  |
Investment, Identifier [Axis]: Brightwood Capital Fund Investments, LP Interests (Brightwood Capital Fund III, LP) |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[39],[43],[44] |  |  |  | 1,039 |  |  |  |
Ending balance | [5],[14],[41],[45],[46] | 930 |  |  | 930 |  |  |  |
Investment, Identifier [Axis]: Brightwood Capital Fund Investments, LP Interests (Brightwood Capital Fund IV, LP) |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[39],[43],[44] |  |  |  | 8,031 |  |  |  |
Ending balance | [5],[14],[26],[41],[45],[46] | $ 6,968 |  |  | $ 6,968 |  |  |  |
Investment, Identifier [Axis]: Buca C, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 6.00% | [14] |  | 6.00% | [14] |  | 6.00% | [12]
PIK Rate |  | 6.00% | [14],[15] |  | 6.00% | [14],[15] |  | 6.00% | [12],[16]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Buca C, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [14],[17],[47] |  | 15.00% | [14],[17],[47] |  | 15.00% | [12],[33],[34]
PIK Rate |  | 15.00% | [14],[15],[17],[47] |  | 15.00% | [14],[15],[17],[47] |  | 15.00% | [12],[16],[33],[34]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[33],[34] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[17],[47] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Buca C, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [14],[17],[47] |  | 15.00% | [14],[17],[47] |  | 15.00% | [12],[33]
PIK Rate |  | 15.00% | [14],[15],[17],[47] |  | 15.00% | [14],[15],[17],[47] |  | 15.00% | [12],[16],[33]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[33] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[17],[47] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Buca C, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [14],[17],[47] |  | 15.00% | [14],[17],[47] |  | 15.00% | [12],[33],[34]
PIK Rate |  | 15.00% | [14],[15],[17],[47] |  | 15.00% | [14],[15],[17],[47] |  | 15.00% | [12],[16],[33],[34]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[33],[34] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[17],[47] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.43% |  |  | 9.43% |  |  |  |
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,136 |  |  | $ 1,136 |  |  |  |
Investment, Identifier [Axis]: Burning Glass Intermediate Holding Company, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.15% | [14],[20],[21] |  | 9.15% | [14],[20],[21] |  | 9.46% | [12],[24],[28]
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 11,575 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 10,955 |  |  | 10,955 |  |  |  |
Investment, Identifier [Axis]: CAI Software LLC, Preferred Equity 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 513 |  |  |  |
Investment, Identifier [Axis]: CAI Software LLC, Preferred Equity 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: CQ Fluency, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.75% | [14],[20],[21],[22],[23] |  | 6.75% | [14],[20],[21],[22],[23] |  | 6.75% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (31) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (22) |  |  | $ (22) |  |  |  |
Investment, Identifier [Axis]: CQ Fluency, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.85% |  |  | 10.85% |  |  |  |
Spread |  | 6.75% | [14],[20],[21],[22] |  | 6.75% | [14],[20],[21],[22] |  | 6.75% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (31) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 6,938 |  |  | 6,938 |  |  |  |
Investment, Identifier [Axis]: CQ Fluency, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.18% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.75% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 7,169 |  |  |  |
Investment, Identifier [Axis]: Career Team Holdings, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 530 |  |  |  |
Ending balance | [5],[14] | $ 600 |  |  | $ 600 |  |  |  |
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[28] |  |  |  |  |  |  | 10.56% |
Spread |  | 6.00% | [14],[21],[22],[23] |  | 6.00% | [14],[21],[22],[23] |  | 6.00% | [12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28] |  |  |  | $ 97 |  |  |  |
Ending balance | [5],[14],[21],[23] | $ (6) |  |  | $ (6) |  |  |  |
Investment, Identifier [Axis]: Career Team Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14] |  | 13.00% | [14] |  | 12.50% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 2,134 |  |  |  |
Ending balance | [5],[14] | $ 2,376 |  |  | 2,376 |  |  |  |
Investment, Identifier [Axis]: CaseWorthy, Inc., Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 160 |  |  |  |
Ending balance | [5],[14],[20] | 210 |  |  | 210 |  |  |  |
Investment, Identifier [Axis]: CenterPeak Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 1,610 |  |  |  |
Ending balance | [5],[14],[26] | $ 2,610 |  |  | $ 2,610 |  |  |  |
Investment, Identifier [Axis]: CenterPeak Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14] | 15.00% |  |  | 15.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14] | $ 200 |  |  | $ 200 |  |  |  |
Investment, Identifier [Axis]: CenterPeak Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [14] |  | 15.00% | [14] |  | 15.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 2,390 |  |  |  |
Ending balance | [5],[14] | $ 2,390 |  |  | 2,390 |  |  |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 3,110 |  |  |  |
Ending balance | [5],[10] | $ 5,310 |  |  | 5,310 |  |  |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [9],[28] |  |  |  |  |  |  | 13.66% |
Spread | [9],[28],[29] |  |  |  |  |  |  | 9.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[28] |  |  |  | $ 6,384 |  |  |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 230 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 23 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 2,760 |  |
Gross Additions |  |  |  |  |  |  | 230 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | $ 2,990 |  |  | $ 2,990 |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 8.00% | [10],[21],[22],[23] | 10.00% | 8.00% | [10],[21],[22],[23] | 10.00% | 6.00% | [9],[28],[29],[30]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 2 |  | 2 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[28],[30] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 | [5],[10],[21],[23] | $ 0 | $ 0 | [5],[10],[21],[23] | $ 0 |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.41% | [10],[21] | 15.35% | 12.41% | [10],[21] | 15.35% | 12.74% | [9],[28]
Spread |  | 8.00% | [10],[21],[22] | 10.00% | 8.00% | [10],[21],[22] | 10.00% | 8.00% | [9],[28],[29]
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 54 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 550 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | $ 3,905 | [2],[9],[28] | 0 |  |
Gross Additions |  |  |  |  |  |  | 5,494 |  |
Gross Reductions |  |  |  |  |  |  | 378 |  |
Ending balance |  | $ 6,116 | [5],[10],[21] | $ 5,116 | $ 6,116 | [5],[10],[21] | 5,116 |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.41% |  |  | 12.41% |  |  |  |
Spread |  | 8.00% |  |  | 8.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (8) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 659 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 6,384 |  |  |  |
Gross Additions |  |  |  |  | 8 |  |  |  |
Gross Reductions |  |  |  |  | 276 |  |  |  |
Ending balance |  | $ 6,116 |  |  | 6,116 |  |  |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 2,200 |  | (29) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 23 |  | 84 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,110 |  | 4,394 |  |
Gross Additions |  |  |  |  | 2,200 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 4,394 |  |
Ending balance |  | 5,310 |  | 0 | 5,310 |  | 0 |  |
Investment, Identifier [Axis]: Centre Technologies Holdings, LLC,Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [9],[28],[29],[30] |  |  |  |  |  |  | 9.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[28],[30] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | 8,270 |  |  | 8,270 |  |  |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26],[36] | $ 943 |  |  | $ 943 |  |  |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [10],[21],[22],[23] | 6.00% |  |  | 6.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[21],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[21] | 12.49% |  |  | 12.49% |  |  |  |
Spread | [10],[21],[22] | 8.00% |  |  | 8.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[21] | $ 5,105 |  |  | $ 5,105 |  |  |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Member Units 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (10) |  | 300 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,471 |  | 969 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 8,280 | [2],[9],[25] | 7,330 |  |
Gross Additions |  |  |  |  | 0 |  | 300 |  |
Gross Reductions |  |  |  |  | 10 |  | 0 |  |
Ending balance |  | 8,270 |  | 7,630 | 8,270 |  | 7,630 |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Member Units 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 55 |  | 90 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 17 |  | 17 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 888 | [2],[9],[25],[37] | 715 |  |
Gross Additions |  |  |  |  | 55 |  | 90 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 943 |  | $ 805 | $ 943 |  | $ 805 |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.00% |  | 6.00% | 6.00% |  | 6.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (17) |  | (17) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 18 |  | 18 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  | 0 |  |
Gross Additions |  |  |  |  | 17 |  | 17 |  |
Gross Reductions |  |  |  |  | 17 |  | 17 |  |
Ending balance |  | $ 0 |  | $ 0 | $ 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Chamberlin Holding LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.49% |  | 13.36% | 12.49% |  | 13.36% |  |
Spread |  | 8.00% |  | 8.00% | 8.00% |  | 8.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 3 |  | (1) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 419 |  | 401 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,905 |  | 3,905 |  |
Gross Additions |  |  |  |  | 1,200 |  | 1 |  |
Gross Reductions |  |  |  |  | 0 |  | 1 |  |
Ending balance |  | $ 5,105 |  | $ 3,905 | $ 5,105 |  | 3,905 |  |
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.20% | [14],[20],[21],[27] |  | 11.20% | [14],[20],[21],[27] |  | 11.53% | [12],[24],[28],[35]
Spread |  | 6.75% | [14],[20],[21],[22],[27] |  | 6.75% | [14],[20],[21],[22],[27] |  | 7.00% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 444 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 514 |  |  | $ 514 |  |  |  |
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.23% | [14],[20],[21] |  | 11.23% | [14],[20],[21] |  | 11.93% | [12],[24],[28]
Spread |  | 6.75% | [14],[20],[21],[22] |  | 6.75% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,166 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,300 |  |  | $ 3,300 |  |  |  |
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.23% | [14],[20],[21] |  | 11.23% | [14],[20],[21] |  | 11.93% | [12],[24],[28]
Spread |  | 6.75% | [14],[20],[21],[22] |  | 6.75% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 175 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 183 |  |  | $ 183 |  |  |  |
Investment, Identifier [Axis]: Channel Partners Intermediateco, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.23% | [14],[20],[21] |  | 11.23% | [14],[20],[21] |  | 11.93% | [12],[24],[28]
Spread |  | 6.75% | [14],[20],[21],[22] |  | 6.75% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 424 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 442 |  |  | 442 |  |  |  |
Investment, Identifier [Axis]: Charps, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (80) |  | (20) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 134 |  | 121 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,900 | [2],[9],[25] | 3,920 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 80 |  | 20 |  |
Ending balance |  | 3,820 | [5],[10],[26] | 3,900 | 3,820 | [5],[10],[26] | 3,900 |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | 3,530 |  |  | 3,530 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 235 |  |  | $ 235 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Member Units 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 780 |  | 910 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 289 |  | 146 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,750 | [2],[9],[25] | 1,300 |  |
Gross Additions |  |  |  |  | 780 |  | 910 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 3,530 |  | 2,210 | 3,530 |  | 2,210 |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Member Units 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (45) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 237 | [2],[9],[37] | 282 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 45 |  |
Ending balance |  |  |  | 237 |  |  | 237 |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Member Units 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 80 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 236 |  |  |  |
Gross Additions |  |  |  |  | 81 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | 317 |  |  | 317 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[30] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 1.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | $ 0 | 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [9] |  |  |  |  |  |  | 9.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 1,690 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 10.00% |  |  | 10.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (9) |  | 37 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 98 |  | 176 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,690 |  | 2,103 |  |
Gross Additions |  |  |  |  | 0 |  | 30 |  |
Gross Reductions |  |  |  |  | 1,690 |  | 350 |  |
Ending balance |  | $ 0 |  | $ 1,783 | $ 0 |  | $ 1,783 |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% |  | 10.00% | 10.00% |  | 10.00% | 10.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 18 |  | 19 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 243 | [2],[9] | 251 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 8 |  | 7 |  |
Ending balance |  | $ 235 |  | $ 244 | $ 235 |  | 244 |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC, Secured Debt 3.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% |  |  | 10.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 24 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 45 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 2,450 |  |  |  |
Gross Reductions |  |  |  |  | 40 |  |  |  |
Ending balance |  | $ 2,410 |  |  | 2,410 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC,, Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[36] | $ 317 |  |  | $ 317 |  |  |  |
Investment, Identifier [Axis]: Clad-Rex Steel, LLC,, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 2,410 |  |  | $ 2,410 |  |  |  |
Investment, Identifier [Axis]: Clarius BIGS, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[33],[34] |  |  |  | 19 |  |  |  |
Ending balance | [5],[14],[17],[20],[47] | 11 |  |  | 11 |  |  |  |
Investment, Identifier [Axis]: Classic H&G Holdings, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 710 |  |  |  |
Ending balance | [5],[14] | 490 |  |  | 490 |  |  |  |
Investment, Identifier [Axis]: Cody Pools, Inc., Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26],[36] | 16,620 |  |  | 16,620 |  |  |  |
Investment, Identifier [Axis]: Cody Pools, Inc., Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (330) |  | (630) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 428 |  | 392 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 16,950 | [2],[9],[25],[37] | 18,120 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 330 |  | 630 |  |
Ending balance |  | 16,620 |  | 17,490 | 16,620 |  | 17,490 |  |
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 5 |  | 1 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 37 |  | 6 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[30] | 0 |  |
Gross Additions |  |  |  |  | 157 |  | 236 |  |
Gross Reductions |  |  |  |  | 157 |  | 236 |  |
Ending balance |  | $ 0 | [5],[10],[23] | $ 0 | $ 0 | [5],[10],[23] | $ 0 |  |
Investment, Identifier [Axis]: Cody Pools, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% | [10] | 12.50% | 12.50% | [10] | 12.50% | 12.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 6 |  | (6) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 604 |  | 660 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 6,598 | [2],[9] | 7,111 |  |
Gross Additions |  |  |  |  | 629 |  | 5 |  |
Gross Reductions |  |  |  |  | 500 |  | 404 |  |
Ending balance |  | $ 6,727 | [5],[10] | $ 6,712 | 6,727 | [5],[10] | 6,712 |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 2,195 |  |  | $ 2,195 |  |  |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | 3,610 |  |  | 3,610 |  |  |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[25] |  |  |  | 3,390 |  |  |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 220 |  | (360) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 818 |  | 360 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,390 |  | 600 |  |
Gross Additions |  |  |  |  | 220 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 600 |  |
Ending balance |  | 3,610 |  | 0 | 3,610 |  | 0 |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 1,360 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 560 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 1,920 |  |
Gross Additions |  |  |  |  |  |  | 1,360 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | 3,280 |  |  | 3,280 |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 2 |  | 2 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[30] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 0 | $ 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Colonial Electric Company LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% |  | 12.00% | 12.00% |  | 12.00% | 12.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (18) |  | 73 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 293 |  | 469 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,578 | [2],[9] | 5,407 |  |
Gross Additions |  |  |  |  | 18 |  | 105 |  |
Gross Reductions |  |  |  |  | 1,401 |  | 1,456 |  |
Ending balance |  | $ 2,195 |  | $ 4,056 | 2,195 |  | 4,056 |  |
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[23] | $ (13) |  |  | $ (13) |  |  |  |
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 13.50% |  |  | 13.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 4,244 |  |  | $ 4,244 |  |  |  |
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (60) |  | 117 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 45 |  | 45 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,860 | [2],[9] | 1,863 |  |
Gross Additions |  |  |  |  | 0 |  | 117 |  |
Gross Reductions |  |  |  |  | 60 |  | 0 |  |
Ending balance |  | 1,800 | [5],[10] | 1,980 | 1,800 | [5],[10] | 1,980 |  |
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 3 |  | 18 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | (16) | [2],[9],[30] | 0 |  |
Gross Additions |  |  |  |  | 3 |  | 583 |  |
Gross Reductions |  |  |  |  | 0 |  | 600 |  |
Ending balance |  | $ (13) |  | $ (17) | $ (13) |  | $ (17) |  |
Investment, Identifier [Axis]: Compass Systems & Sales, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.50% |  | 13.50% | 13.50% |  | 13.50% | 13.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 23 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 459 |  | 461 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,201 | [2],[9] | 4,175 |  |
Gross Additions |  |  |  |  | 43 |  | 19 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 4,244 |  | $ 4,194 | $ 4,244 |  | 4,194 |  |
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.61% | [14],[20],[21],[27] |  | 12.61% | [14],[20],[21],[27] |  | 12.93% | [12],[24],[28],[35]
Spread |  | 8.25% | [14],[20],[21],[22],[27] |  | 8.25% | [14],[20],[21],[22],[27] |  | 8.25% | [12],[24],[28],[29],[35]
PIK Rate | [14],[15],[20],[21],[27] | 12.61% |  |  | 12.61% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 6,118 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 6,572 |  |  | $ 6,572 |  |  |  |
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 12.64% |  |  | 12.64% |  |  |  |
Spread |  | 8.25% | [14],[20],[21],[22] |  | 8.25% | [14],[20],[21],[22] |  | 8.25% | [12],[24],[28],[29],[30]
PIK Rate | [14],[15],[20],[21] | 12.64% |  |  | 12.64% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (42) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 15,987 |  |  | 15,987 |  |  |  |
Investment, Identifier [Axis]: Computer Data Source, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 12.92% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 8.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 14,807 |  |  |  |
Investment, Identifier [Axis]: Connect Telecommunications Solutions Holdings, Inc., Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[39] |  |  |  | 1,400 |  |  |  |
Ending balance | [5],[14],[41],[42] | $ 1,400 |  |  | $ 1,400 |  |  |  |
Investment, Identifier [Axis]: Connect Telecommunications Solutions Holdings, Inc., Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14],[41],[42] |  | 13.00% | [14],[41],[42] |  | 13.00% | [12],[39]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[39] |  |  |  | $ 2,977 |  |  |  |
Ending balance | [5],[14],[41],[42] | $ 2,716 |  |  | 2,716 |  |  |  |
Investment, Identifier [Axis]: Copper Trail Fund Investments, LP Interests (CTMH, LP) |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 530 | [2],[7],[39],[43],[44] | 568 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 15 |  | 38 |  |
Ending balance |  | 515 | [5],[8],[41],[45],[46] | 530 | 515 | [5],[8],[41],[45],[46] | 530 |  |
Investment, Identifier [Axis]: Core Transformers, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,000 |  |  | $ 1,000 |  |  |  |
Investment, Identifier [Axis]: Core Transformers, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (99) |  |  | $ (99) |  |  |  |
Investment, Identifier [Axis]: Core Transformers, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (99) |  |  | $ (99) |  |  |  |
Investment, Identifier [Axis]: Core Transformers, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.66% |  |  | 9.66% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 9,803 |  |  | $ 9,803 |  |  |  |
Investment, Identifier [Axis]: Coregistics Buyer LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.70% | [14],[20],[21],[27],[41],[42] |  | 10.70% | [14],[20],[21],[27],[41],[42] |  | 10.39% | [12],[24],[28],[39],[40]
Spread |  | 6.50% | [14],[20],[21],[22],[27],[41],[42] |  | 6.50% | [14],[20],[21],[22],[27],[41],[42] |  | 6.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 440 |  |  |  |
Ending balance | [5],[14],[20],[21],[27],[41],[42] | $ 449 |  |  | $ 449 |  |  |  |
Investment, Identifier [Axis]: Coregistics Buyer LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.81% | [14],[20],[21],[41],[42] |  | 10.81% | [14],[20],[21],[41],[42] |  | 10.36% | [12],[24],[28],[39],[40]
Spread |  | 6.50% | [14],[20],[21],[22],[41],[42] |  | 6.50% | [14],[20],[21],[22],[41],[42] |  | 6.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 2,824 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 2,849 |  |  | $ 2,849 |  |  |  |
Investment, Identifier [Axis]: Coregistics Buyer LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.69% | [14],[20],[21],[41],[42] |  | 10.69% | [14],[20],[21],[41],[42] |  | 10.40% | [12],[24],[28],[39],[40]
Spread |  | 6.50% | [14],[20],[21],[22],[41],[42] |  | 6.50% | [14],[20],[21],[22],[41],[42] |  | 6.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 1,878 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 1,899 |  |  | $ 1,899 |  |  |  |
Investment, Identifier [Axis]: Coregistics Buyer LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.06% | [14],[20],[21],[41],[42] |  | 11.06% | [14],[20],[21],[41],[42] |  | 10.61% | [12],[24],[28],[39],[40]
Spread |  | 6.75% | [14],[20],[21],[22],[41],[42] |  | 6.75% | [14],[20],[21],[22],[41],[42] |  | 6.25% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 8,109 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 8,404 |  |  | 8,404 |  |  |  |
Investment, Identifier [Axis]: Creative Foam Corporation, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 250 |  |  | $ 250 |  |  |  |
Investment, Identifier [Axis]: Creative Foam Corporation, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.50% | [14],[20],[21],[22],[23] |  | 6.50% | [14],[20],[21],[22],[23] |  | 5.75% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (28) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (23) |  |  | $ (23) |  |  |  |
Investment, Identifier [Axis]: Creative Foam Corporation, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.50% | [14],[20],[21] |  | 10.50% | [14],[20],[21] |  | 10.11% | [12],[24],[28]
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 5.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 10,694 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 10,596 |  |  | $ 10,596 |  |  |  |
Investment, Identifier [Axis]: Creative Foam Corporation, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.79% |  |  | 10.79% |  |  |  |
Spread | [14],[20],[21],[22] | 6.50% |  |  | 6.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 16,891 |  |  | $ 16,891 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC, Preferred Equity 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 620 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 1,486 |  |  |  |
Gross Additions |  |  |  |  | 620 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 2,106 |  |  | $ 2,106 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC, Preferred Equity 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% |  |  | 15.00% |  |  | 15.00% | [9],[25]
PIK Rate |  | 15.00% |  |  | 15.00% |  |  | 15.00% | [9],[16],[25]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 320 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 94 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[25] |  |  |  | 810 |  |  |  |
Gross Additions |  |  |  |  | 414 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 1,224 |  |  | $ 1,224 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% |  |  | 12.00% |  |  | 12.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 2 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 13 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 138 |  |  |  |
Gross Additions |  |  |  |  | 2 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 140 |  |  | $ 140 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% |  |  | 12.00% |  |  | 12.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 28 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 384 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 4,161 |  |  |  |
Gross Additions |  |  |  |  | 39 |  |  |  |
Gross Reductions |  |  |  |  | 600 |  |  |  |
Ending balance |  | $ 3,600 |  |  | 3,600 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC. Preferred Equity 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 2,106 |  |  | $ 2,106 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC. Preferred Equity 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[26] | 15.00% |  |  | 15.00% |  |  |  |
PIK Rate | [10],[15],[26] | 15.00% |  |  | 15.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | $ 1,224 |  |  | $ 1,224 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC. Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 3,600 |  |  | $ 3,600 |  |  |  |
Investment, Identifier [Axis]: DMA Industries, LLC., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 140 |  |  | $ 140 |  |  |  |
Investment, Identifier [Axis]: DTE Enterprises, LLC, Class A Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% | [14],[20] |  | 8.00% | [14],[20] |  | 8.00% | [12],[24]
PIK Rate |  | 8.00% | [14],[15],[20] |  | 8.00% | [14],[15],[20] |  | 8.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: DTE Enterprises, LLC, Class AA Preferred Member Units (non-voting) |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14],[20] |  | 10.00% | [14],[20] |  | 10.00% | [12],[24],[25]
PIK Rate |  | 10.00% | [14],[15],[20] |  | 10.00% | [14],[15],[20] |  | 10.00% | [12],[16],[24],[25]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[25] |  |  |  | $ 438 |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Dalton US Inc., Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 50 |  |  |  |
Ending balance | [5],[14],[20] | 50 |  |  | 50 |  |  |  |
Investment, Identifier [Axis]: Datacom, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 621 |  |  | $ 621 |  |  |  |
Investment, Identifier [Axis]: Datacom, LLC, , Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 7.50% |  |  | 7.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 75 |  |  | $ 75 |  |  |  |
Investment, Identifier [Axis]: Datacom, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (70) |  | 30 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 30 | [2],[9] | 10 |  |
Gross Additions |  |  |  |  | 40 |  | 30 |  |
Gross Reductions |  |  |  |  | 70 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 40 | $ 0 |  | $ 40 |  |
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 7.50% |  | 7.50% | 7.50% |  | 7.50% | 7.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 6 |  | 3 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 55 | [2],[9] | 49 |  |
Gross Additions |  |  |  |  | 85 |  | 50 |  |
Gross Reductions |  |  |  |  | 65 |  | 60 |  |
Ending balance |  | $ 75 |  | $ 39 | $ 75 |  | $ 39 |  |
Investment, Identifier [Axis]: Datacom, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% |  | 10.00% | 10.00% |  | 10.00% | 10.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (250) |  | 7 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 82 |  | 86 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 878 | [2],[9] | 844 |  |
Gross Additions |  |  |  |  | 15 |  | 24 |  |
Gross Reductions |  |  |  |  | 272 |  | 23 |  |
Ending balance |  | $ 621 |  | $ 845 | 621 |  | 845 |  |
Investment, Identifier [Axis]: Digital Products Holdings LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | $ 2,459 |  |  | $ 2,459 |  |  |  |
Investment, Identifier [Axis]: Digital Products Holdings LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[21] | 14.31% |  |  | 14.31% |  |  |  |
Spread | [10],[21],[22] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[21] | $ 2,949 |  |  | $ 2,949 |  |  |  |
Investment, Identifier [Axis]: Digital Products Holdings LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 38 |  | 38 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,459 | [2],[9],[25] | 2,459 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 2,459 |  | $ 2,459 | $ 2,459 |  | $ 2,459 |  |
Investment, Identifier [Axis]: Digital Products Holdings LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.31% |  | 15.25% | 14.31% |  | 15.25% | 14.56% | [9],[28]
Spread |  | 10.00% |  | 10.00% | 10.00% |  | 10.00% | 10.00% | [9],[28],[29]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 337 |  | 410 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,105 | [2],[9],[28] | 3,673 |  |
Gross Additions |  |  |  |  | 8 |  | 12 |  |
Gross Reductions |  |  |  |  | 164 |  | 482 |  |
Ending balance |  | $ 2,949 |  | $ 3,203 | 2,949 |  | 3,203 |  |
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Preferred Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | 4,770 |  |  | 4,770 |  |  |  |
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Preferred Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 290 |  | (360) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,480 | [2],[9] | 5,180 |  |
Gross Additions |  |  |  |  | 290 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 360 |  |
Ending balance |  | $ 4,770 |  | 4,820 | $ 4,770 |  | 4,820 |  |
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 14.00% |  |  | 14.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1) |  | (1) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 7 |  | 10 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[30] | 217 |  |
Gross Additions |  |  |  |  | 181 |  | 301 |  |
Gross Reductions |  |  |  |  | 1 |  | 518 |  |
Ending balance |  | $ 180 | [5],[10] | $ 0 | $ 180 | [5],[10] | $ 0 |  |
Investment, Identifier [Axis]: Direct Marketing Solutions, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.00% | [10] | 14.00% | 14.00% | [10] | 14.00% | 14.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (9) |  | (11) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 492 |  | 529 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,668 | [2],[9] | 5,002 |  |
Gross Additions |  |  |  |  | 9 |  | 11 |  |
Gross Reductions |  |  |  |  | 176 |  | 262 |  |
Ending balance |  | $ 4,501 | [5],[10] | $ 4,751 | 4,501 | [5],[10] | 4,751 |  |
Investment, Identifier [Axis]: Dynamic Communities, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Dynamic Communities, LLC, Preferred Equity 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 60 |  |  |  |
Ending balance | [5],[14],[20] | 110 |  |  | 110 |  |  |  |
Investment, Identifier [Axis]: Dynamic Communities, LLC, Preferred Equity 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.26% | [14],[20],[21] |  | 12.26% | [14],[20],[21] |  | 11.46% | [12],[24],[28]
Spread |  | 8.00% | [14],[20],[21],[22] |  | 8.00% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
PIK Rate |  | 12.26% | [14],[15],[20],[21] |  | 12.26% | [14],[15],[20],[21] |  | 11.46% | [12],[16],[24],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,220 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,534 |  |  | $ 2,534 |  |  |  |
Investment, Identifier [Axis]: Dynamic Communities, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.26% | [14],[20],[21] |  | 13.26% | [14],[20],[21] |  | 13.46% | [12],[24],[28]
Spread |  | 9.00% | [14],[20],[21],[22] |  | 9.00% | [14],[20],[21],[22] |  | 9.00% | [12],[24],[28],[29]
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 13.46% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,219 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,463 |  |  | $ 2,463 |  |  |  |
Investment, Identifier [Axis]: Electro Technical Industries, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (77) |  |  | $ (77) |  |  |  |
Investment, Identifier [Axis]: Electro Technical Industries, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 920 |  |  | $ 920 |  |  |  |
Investment, Identifier [Axis]: Electro Technical Industries, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.66% |  |  | 9.66% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 24,587 |  |  | $ 24,587 |  |  |  |
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Common Stock 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 370 |  |  |  |
Ending balance | [5],[14] | 330 |  |  | 330 |  |  |  |
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Common Stock 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[37] |  |  |  | 199 |  |  |  |
Ending balance | [5],[14],[36] | $ 211 |  |  | $ 211 |  |  |  |
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.00% | [14],[21],[22],[23] |  | 6.00% | [14],[21],[22],[23] |  | 6.00% | [12],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[21],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14] |  | 12.00% | [14] |  | 12.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 1,162 |  |  |  |
Ending balance | [5],[14] | $ 1,117 |  |  | $ 1,117 |  |  |  |
Investment, Identifier [Axis]: Elgin AcquireCo, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.00% | [14] |  | 9.00% | [14] |  | 9.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 406 |  |  |  |
Ending balance | [5],[14] | $ 403 |  |  | $ 403 |  |  |  |
Investment, Identifier [Axis]: Emerald Technologies Acquisition Co, Inc., Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.60% | [13],[14],[21] |  | 10.60% | [13],[14],[21] |  | 10.71% | [11],[12],[28]
Spread |  | 6.25% | [13],[14],[21],[22] |  | 6.25% | [13],[14],[21],[22] |  | 6.25% | [11],[12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 1,863 |  |  |  |
Ending balance | [5],[13],[14],[21] | $ 1,597 |  |  | 1,597 |  |  |  |
Investment, Identifier [Axis]: Escalent, Inc., Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 240 |  |  |  |
Ending balance | [5],[14],[20],[26] | $ 240 |  |  | $ 240 |  |  |  |
Investment, Identifier [Axis]: Escalent, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.99% |  |  | 9.99% |  |  |  |
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (7) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 133 |  |  | $ 133 |  |  |  |
Investment, Identifier [Axis]: Escalent, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14],[20],[21] |  | 10.00% | [14],[20],[21] |  | 12.39% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 358 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 359 |  |  | $ 359 |  |  |  |
Investment, Identifier [Axis]: Escalent, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14],[20],[21] |  | 10.00% | [14],[20],[21] |  | 12.43% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 6,855 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 6,767 |  |  | $ 6,767 |  |  |  |
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.26% | [14],[20],[21] |  | 11.26% | [14],[20],[21] |  | 12.59% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 308 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 308 |  |  | $ 308 |  |  |  |
Investment, Identifier [Axis]: Event Holdco, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.26% | [14],[20],[21] |  | 11.26% | [14],[20],[21] |  | 12.59% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 6.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,969 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 4,014 |  |  | $ 4,014 |  |  |  |
Investment, Identifier [Axis]: FCC Intermediate Holdco, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14] |  | 13.00% | [14] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 7,135 |  |  |  |
Ending balance | [5],[14] | $ 7,892 |  |  | 7,892 |  |  |  |
Investment, Identifier [Axis]: FCC Intermediate Holdco, LLC, Warrants |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[18] |  |  |  | 2,710 |  |  |  |
Ending balance | [5],[14],[19],[26] | $ 3,780 |  |  | $ 3,780 |  |  |  |
Investment, Identifier [Axis]: First American Treasury Obligations Fund Class Z |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 4.07% |  |  | 4.07% |  |  | 4.41% |
Investment, Identifier [Axis]: Flame King Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 1,970 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 808 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | $ 8,980 | [2],[9],[25] | 6,970 |  |
Gross Additions |  |  |  |  |  |  | 1,970 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  | $ 12,030 | [5],[10],[26] | 8,940 | 12,030 | [5],[10],[26] | 8,940 |  |
Investment, Identifier [Axis]: Flame King Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 3,050 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,968 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 8,980 |  |  |  |
Gross Additions |  |  |  |  | 3,050 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 12,030 |  |  | $ 12,030 |  |  |  |
Investment, Identifier [Axis]: Flame King Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% |  |  | 12.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 3 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Flame King Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 12.00% |  |  | 12.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 308 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 533 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 16,500 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10] | $ 16,500 |  |  | 16,500 |  |  |  |
Investment, Identifier [Axis]: Freeport Financial Funds, LP Interests (Freeport First Lien Loan Fund III LP) |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (82) |  | 193 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 38 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,263 | [2],[9],[25],[39],[43],[44] | 3,705 |  |
Gross Additions |  |  |  |  | 0 |  | 193 |  |
Gross Reductions |  |  |  |  | 1,070 |  | 2,005 |  |
Ending balance |  | 193 | [5],[10],[41],[45],[46] | 1,893 | 193 | [5],[10],[41],[45],[46] | 1,893 |  |
Investment, Identifier [Axis]: GFG Group, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 100 |  | (230) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 182 |  | 323 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,640 | [2],[9],[25] | 2,870 |  |
Gross Additions |  |  |  |  | 100 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 230 |  |
Ending balance |  | $ 2,740 | [5],[10],[26] | $ 2,640 | $ 2,740 | [5],[10],[26] | $ 2,640 |  |
Investment, Identifier [Axis]: GFG Group, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% | [10] | 8.00% | 8.00% | [10] | 8.00% | 8.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (14) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 153 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | $ 2,046 | [2],[9] | 2,336 |  |
Gross Additions |  |  |  |  |  |  | 14 |  |
Gross Reductions |  |  |  |  |  |  | 304 |  |
Ending balance |  | $ 3,513 | [5],[10] | $ 2,046 | 3,513 | [5],[10] | 2,046 |  |
Investment, Identifier [Axis]: GFG Group, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (16) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 57 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,046 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 2,046 |  |  |  |
Ending balance |  | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: GFG Group, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 46 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: GFG Group, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% |  |  | 8.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 14 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 74 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 3,513 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 3,513 |  |  | $ 3,513 |  |  |  |
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [8] | 10.41% |  |  | 10.41% |  |  |  |
Spread | [8],[22] | 6.00% |  |  | 6.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | $ 1,550 |  |  | $ 1,550 |  |  |  |
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [8] | 12.41% |  |  | 12.41% |  |  |  |
Spread | [8],[22] | 8.00% |  |  | 8.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | $ 19,944 |  |  | $ 19,944 |  |  |  |
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 460 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 2,108 |  | 93 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 22,600 | [2],[7] | 21,890 |  |
Gross Additions |  |  |  |  | 460 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 23,060 | [5],[8],[26] | $ 21,890 | $ 23,060 | [5],[8],[26] | $ 21,890 |  |
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.41% |  | 11.35% | 10.41% |  | 11.35% | 10.66% | [7]
Spread |  | 6.00% |  | 6.00% | 6.00% |  | 6.00% | 6.00% | [7],[29]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (4) |  | 4 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 127 |  | 123 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,550 | [2],[7] | 1,182 |  |
Gross Additions |  |  |  |  | 4 |  | 368 |  |
Gross Reductions |  |  |  |  | 4 |  | 0 |  |
Ending balance |  | $ 1,550 |  | $ 1,550 | $ 1,550 |  | $ 1,550 |  |
Investment, Identifier [Axis]: GRT Rubber Technologies LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.41% |  | 13.35% | 12.41% |  | 13.35% | 12.66% | [7]
Spread |  | 8.00% |  | 8.00% | 8.00% |  | 8.00% | 8.00% | [7],[29]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (37) |  | (37) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,922 |  | 2,080 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 19,944 | [2],[7] | 19,944 |  |
Gross Additions |  |  |  |  | 37 |  | 37 |  |
Gross Reductions |  |  |  |  | 37 |  | 37 |  |
Ending balance |  | $ 19,944 |  | $ 19,944 | 19,944 |  | 19,944 |  |
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | 29,170 |  |  | 29,170 |  |  |  |
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 480 |  | 2,660 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,286 |  | 1,352 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 28,690 | [2],[9],[25] | 24,180 |  |
Gross Additions |  |  |  |  | 480 |  | 2,660 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 29,170 |  | $ 26,840 | $ 29,170 |  | $ 26,840 |  |
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 7.50% | [10],[21],[22],[23],[48] | 7.00% | 7.50% | [10],[21],[22],[23],[48] | 7.00% | 7.00% | [9],[28],[29],[30],[49]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1 |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[28],[30],[49] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 | [5],[10],[21],[23],[48] | $ 0 | $ 0 | [5],[10],[21],[23],[48] | $ 0 |  |
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.50% | [10],[21] |  | 11.50% | [10],[21] |  | 11.00% | [9],[28],[49]
Spread |  | 7.50% | [10],[21],[22] |  | 7.50% | [10],[21],[22] |  | 7.00% | [9],[28],[29],[49]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[28],[49] |  |  |  | $ 18,282 |  |  |  |
Ending balance | [5],[10],[21] | $ 17,682 |  |  | $ 17,682 |  |  |  |
Investment, Identifier [Axis]: Gamber-Johnson Holdings, LLC, Secured Debt 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.50% |  | 10.00% | 11.50% |  | 10.00% |  |
Spread |  | 7.50% |  | 7.00% | 7.50% |  | 7.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (31) |  | (50) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,617 |  | 1,036 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 18,282 |  | 13,520 |  |
Gross Additions |  |  |  |  | 31 |  | 50 |  |
Gross Reductions |  |  |  |  | 631 |  | 1,450 |  |
Ending balance |  | $ 17,682 |  | $ 12,120 | 17,682 |  | $ 12,120 |  |
Investment, Identifier [Axis]: Garyline, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 150 |  |  |  |
Ending balance | [5],[14],[20] | $ 130 |  |  | $ 130 |  |  |  |
Investment, Identifier [Axis]: Garyline, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.20% | [14],[20],[21] |  | 11.20% | [14],[20],[21] |  | 11.29% | [12],[24],[28],[35]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 6.75% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 2,416 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 917 |  |  | $ 917 |  |  |  |
Investment, Identifier [Axis]: Garyline, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.14% | [14],[20],[21] |  | 11.14% | [14],[20],[21] |  | 11.34% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 6.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 9,567 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 8,568 |  |  | 8,568 |  |  |  |
Investment, Identifier [Axis]: GradeEight Corp., Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 471 |  |  |  |
Ending balance | [5],[14],[20] | $ 330 |  |  | $ 330 |  |  |  |
Investment, Identifier [Axis]: GradeEight Corp., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.25% | [14],[20],[21],[22],[23] |  | 6.25% | [14],[20],[21],[22],[23] |  | 7.25% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (45) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (38) |  |  | $ (38) |  |  |  |
Investment, Identifier [Axis]: GradeEight Corp., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 7.25% | [14],[20],[21],[22],[23] |  | 7.25% | [14],[20],[21],[22],[23] |  | 7.25% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (22) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (19) |  |  | $ (19) |  |  |  |
Investment, Identifier [Axis]: GradeEight Corp., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.47% | [14],[20],[21],[50] |  | 11.47% | [14],[20],[21],[50] |  | 11.74% | [12],[24],[28]
Spread |  | 7.25% | [14],[20],[21],[22],[50] |  | 7.25% | [14],[20],[21],[22],[50] |  | 7.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 14,542 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 14,199 |  |  | $ 14,199 |  |  |  |
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 9.50% |  | 9.50% | 9.50% |  | 9.50% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 0 | 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 12.50% |  |  | 12.50% |  |
PIK Rate |  |  |  | 12.50% |  |  | 12.50% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | (58) |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 202 |  | (220) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 19 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 378 |  | 571 |  |
Gross Additions |  |  |  |  | 156 |  | 0 |  |
Gross Reductions |  |  |  |  | 534 |  | 220 |  |
Ending balance |  | 0 |  | $ 351 | 0 |  | 351 |  |
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | (920) |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 920 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 920 |  | 0 |  |
Gross Reductions |  |  |  |  | 920 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | (1,400) |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 1,400 |  | (620) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 620 |  |
Gross Additions |  |  |  |  | 1,400 |  | 0 |  |
Gross Reductions |  |  |  |  | 1,400 |  | 620 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [9],[28],[29],[30],[33] |  |  |  |  |  |  | 9.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[28],[30],[33] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Gulf Publishing Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [9],[33] |  |  |  |  |  |  | 12.50% |
PIK Rate | [9],[16],[33] |  |  |  |  |  |  | 12.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[33] |  |  |  | 378 |  |  |  |
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.34% | [14],[20],[21] |  | 13.34% | [14],[20],[21] |  | 8.75% | [12],[24],[28]
Spread |  | 9.00% | [14],[20],[21],[22] |  | 9.00% | [14],[20],[21],[22] |  | 3.50% | [12],[24],[28],[29]
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 2.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,307 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 51 |  |  | $ 51 |  |  |  |
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.01% | [14],[20],[21] |  | 9.01% | [14],[20],[21] |  | 2.50% | [12],[24],[33]
Spread | [14],[20],[21],[22] | 3.50% |  |  | 3.50% |  |  |  |
PIK Rate |  | 2.50% | [14],[15],[20],[21] |  | 2.50% | [14],[15],[20],[21] |  | 2.50% | [12],[16],[24],[33]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[33] |  |  |  | $ 235 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,478 |  |  | $ 1,478 |  |  |  |
Investment, Identifier [Axis]: HDC/HW Intermediate Holdings, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[17],[20] | 2.50% |  |  | 2.50% |  |  |  |
PIK Rate | [14],[15],[17],[20] | 2.50% |  |  | 2.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[17],[20] | $ 40 |  |  | $ 40 |  |  |  |
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | (10) |  |  |  |
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.86% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 1,975 |  |  |  |
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.86% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 1,396 |  |  |  |
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.86% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 4,875 |  |  |  |
Investment, Identifier [Axis]: HEADLANDS OP-CO LLC, Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.86% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 2,382 |  |  |  |
Investment, Identifier [Axis]: HPEP 3, L.P., LP Interests (HPEP 3, L.P.) |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 194 |  | 247 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,472 |  | 4,225 |  |
Gross Additions |  |  |  |  | 194 |  | 247 |  |
Gross Reductions |  |  |  |  | 534 |  | 0 |  |
Ending balance |  | 4,132 |  | 4,472 | 4,132 |  | 4,472 |  |
Investment, Identifier [Axis]: Harris Preston Fund Investments, LP Interests (2717 MH, L.P.) |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 5,295 |  | 57 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (4,829) |  | 2,769 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 278 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 8,740 | [2],[7],[25],[39],[43],[44] | 6,050 |  |
Gross Additions |  |  |  |  | 3,875 |  | 2,826 |  |
Gross Reductions |  |  |  |  | 10,890 |  | 57 |  |
Ending balance |  | 1,725 | [5],[8],[41],[45],[46] | 8,819 | 1,725 | [5],[8],[41],[45],[46] | 8,819 |  |
Investment, Identifier [Axis]: Harris Preston Fund Investments, LP Interests (423 AER II, LP) |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[41],[45],[46] | 1,526 |  |  | 1,526 |  |  |  |
Investment, Identifier [Axis]: Harris Preston Fund Investments, LP Interests (HPEP 3, L.P.) |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[39],[43],[44] |  |  |  | 4,472 |  |  |  |
Ending balance | [5],[10],[41],[45],[46] | 4,132 |  |  | 4,132 |  |  |  |
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 5,060 |  |  |  |
Ending balance | [5],[14],[26] | 6,140 |  |  | 6,140 |  |  |  |
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[37] |  |  |  | 270 |  |  |  |
Ending balance | [5],[14],[36] | $ 320 |  |  | $ 320 |  |  |  |
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.48% | [14],[21] |  | 10.48% | [14],[21] |  | 10.73% | [12],[28]
Spread |  | 6.00% | [14],[21],[22] |  | 6.00% | [14],[21],[22] |  | 6.00% | [12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28] |  |  |  | $ 661 |  |  |  |
Ending balance | [5],[14],[21] | $ 542 |  |  | $ 542 |  |  |  |
Investment, Identifier [Axis]: Hawk Ridge Systems, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14] |  | 12.00% | [14] |  | 12.50% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 9,744 |  |  |  |
Ending balance | [5],[14] | $ 9,744 |  |  | $ 9,744 |  |  |  |
Investment, Identifier [Axis]: Hornblower Sub, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.65% | [14],[20],[21],[27] |  | 9.65% | [14],[20],[21],[27] |  | 9.92% | [12],[24],[28]
Spread |  | 5.50% | [14],[20],[21],[22],[27] |  | 5.50% | [14],[20],[21],[22],[27] |  | 5.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,204 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 2,056 |  |  | $ 2,056 |  |  |  |
Investment, Identifier [Axis]: Hornblower Sub, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.80% | [14],[20],[21] |  | 9.80% | [14],[20],[21] |  | 10.11% | [12],[24],[28]
Spread |  | 5.50% | [14],[20],[21],[22] |  | 5.50% | [14],[20],[21],[22] |  | 5.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 15,338 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 16,114 |  |  | 16,114 |  |  |  |
Investment, Identifier [Axis]: Hybrid Promotions, LLC , Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 13.10% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 8.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 8,000 |  |  |  |
Investment, Identifier [Axis]: Hybrid Promotions, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 12.54% |  |  | 12.54% |  |  |  |
Spread | [14],[20],[21],[22] | 8.25% |  |  | 8.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 8,000 |  |  | $ 8,000 |  |  |  |
Investment, Identifier [Axis]: IG Investor, LLC, Common Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 1,130 |  | 120 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,060 | [2],[9] | 3,600 |  |
Gross Additions |  |  |  |  | 1,130 |  | 120 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 5,190 | [5],[10] | $ 3,720 | $ 5,190 | [5],[10] | $ 3,720 |  |
Investment, Identifier [Axis]: IG Investor, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [10] | 13.00% | 13.00% | [10] | 13.00% | 13.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 16 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 46 |  | 17 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 379 | [2],[9] | (27) |  |
Gross Additions |  |  |  |  | 21 |  | 405 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 400 | [5],[10] | $ 378 | $ 400 | [5],[10] | $ 378 |  |
Investment, Identifier [Axis]: IG Investor, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [10] | 13.00% | 13.00% | [10] | 13.00% | 13.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 143 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 905 |  | 948 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 8,693 | [2],[9] | 9,069 |  |
Gross Additions |  |  |  |  | 183 |  | 48 |  |
Gross Reductions |  |  |  |  | 110 |  | 330 |  |
Ending balance |  | $ 8,766 | [5],[10] | $ 8,787 | $ 8,766 | [5],[10] | 8,787 |  |
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 5.75% | [13],[14],[21],[22],[23] |  | 5.75% | [13],[14],[21],[22],[23] |  | 5.75% | [11],[12],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[13],[14],[21],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.01% | [13],[14],[21] |  | 10.01% | [13],[14],[21] |  | 10.21% | [11],[12],[28]
Spread |  | 5.75% | [13],[14],[21],[22] |  | 5.75% | [13],[14],[21],[22] |  | 5.75% | [11],[12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 6,154 |  |  |  |
Ending balance | [5],[13],[14],[21] | $ 6,154 |  |  | $ 6,154 |  |  |  |
Investment, Identifier [Axis]: IG Parent Corporation, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.01% | [13],[14],[21] |  | 10.01% | [13],[14],[21] |  | 10.21% | [11],[12],[28]
Spread |  | 5.75% | [13],[14],[21],[22] |  | 5.75% | [13],[14],[21],[22] |  | 5.75% | [11],[12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 1,922 |  |  |  |
Ending balance | [5],[13],[14],[21] | $ 1,907 |  |  | $ 1,907 |  |  |  |
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.46% | [14],[21] |  | 11.46% | [14],[21] |  | 13.78% | [12],[28]
Spread |  | 7.00% | [14],[21],[22] |  | 7.00% | [14],[21],[22] |  | 9.00% | [12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28] |  |  |  | $ 295 |  |  |  |
Ending balance | [5],[14],[21] | $ 295 |  |  | $ 295 |  |  |  |
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.46% | [14],[21] |  | 11.46% | [14],[21] |  | 13.78% | [12],[28]
Spread |  | 7.00% | [14],[21],[22] |  | 7.00% | [14],[21],[22] |  | 9.00% | [12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28] |  |  |  | $ 248 |  |  |  |
Ending balance | [5],[14],[21] | $ 590 |  |  | $ 590 |  |  |  |
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.46% | [14],[21] |  | 11.46% | [14],[21] |  | 12.78% | [12],[28]
Spread |  | 7.00% | [14],[21],[22] |  | 7.00% | [14],[21],[22] |  | 8.00% | [12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28] |  |  |  | $ 1,110 |  |  |  |
Ending balance | [5],[14],[21] | $ 1,234 |  |  | $ 1,234 |  |  |  |
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.46% | [14],[21] |  | 11.46% | [14],[21] |  | 14.78% | [12],[28]
Spread |  | 7.00% | [14],[21],[22] |  | 7.00% | [14],[21],[22] |  | 10.00% | [12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[28] |  |  |  | $ 1,110 |  |  |  |
Ending balance | [5],[14],[21] | $ 1,234 |  |  | $ 1,234 |  |  |  |
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[21] | 11.46% |  |  | 11.46% |  |  |  |
Spread | [14],[21],[22] | 7.00% |  |  | 7.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[21] | $ 443 |  |  | $ 443 |  |  |  |
Investment, Identifier [Axis]: ITA Holdings Group, LLC, Warrants |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[18] |  |  |  | 1,420 |  |  |  |
Ending balance | [5],[14],[19],[26] | 3,370 |  |  | 3,370 |  |  |  |
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C., Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 510 |  |  |  |
Ending balance | [5],[14],[20] | 490 |  |  | 490 |  |  |  |
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28],[35] |  |  |  |  |  |  | 11.39% |
Spread | [12],[24],[28],[29],[35] |  |  |  |  |  |  | 7.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | 791 |  |  |  |
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.62% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 10,280 |  |  |  |
Investment, Identifier [Axis]: Implus Footcare, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 5,320 |  |  | 5,320 |  |  |  |
Investment, Identifier [Axis]: Implus Footcare, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 13.73% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.75% |
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 1.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 14,524 |  |  |  |
Investment, Identifier [Axis]: Implus Footcare, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.01% |  |  | 10.01% |  |  |  |
Spread | [14],[20],[21],[22] | 6.00% |  |  | 6.00% |  |  |  |
PIK Rate | [14],[15],[20],[21] | 4.00% |  |  | 4.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,758 |  |  | $ 1,758 |  |  |  |
Investment, Identifier [Axis]: Implus Footcare, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.31% |  |  | 10.31% |  |  |  |
Spread | [14],[20],[21],[22] | 6.00% |  |  | 6.00% |  |  |  |
PIK Rate | [14],[15],[20],[21] | 10.31% |  |  | 10.31% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,943 |  |  | $ 3,943 |  |  |  |
Investment, Identifier [Axis]: Independent Pet Partners Intermediate Holdings, LLC, Common Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (500) |  | 970 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 7,290 | [2],[9],[24] | 6,320 |  |
Gross Additions |  |  |  |  | 0 |  | 970 |  |
Gross Reductions |  |  |  |  | 500 |  | 0 |  |
Ending balance |  | 6,790 | [5],[10],[20] | 7,290 | 6,790 | [5],[10],[20] | 7,290 |  |
Investment, Identifier [Axis]: Infinity X1 Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 2,310 |  |  |  |
Ending balance | [5],[14],[26] | $ 1,680 |  |  | $ 1,680 |  |  |  |
Investment, Identifier [Axis]: Infinity X1 Holdings, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14] |  | 13.00% | [14] |  | 12.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 3,763 |  |  |  |
Ending balance | [5],[14] | $ 3,881 |  |  | 3,881 |  |  |  |
Investment, Identifier [Axis]: Insight Borrower Corporation, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 120 |  |  |  |
Ending balance | [5],[14],[20] | $ 100 |  |  | $ 100 |  |  |  |
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.57% |  |  | 10.57% |  |  |  |
Spread |  | 6.25% | [14],[20],[21],[22] |  | 6.25% | [14],[20],[21],[22] |  | 6.25% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (32) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 229 |  |  | 229 |  |  |  |
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 6.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (27) |  |  |  |
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.58% |  |  | 10.58% |  |  |  |
Spread | [14],[20],[21],[22] | 6.25% |  |  | 6.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 15,698 |  |  | $ 15,698 |  |  |  |
Investment, Identifier [Axis]: Insight Borrower Corporation, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.87% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 7,869 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21],[27] | 14.38% |  |  | 14.38% |  |  |  |
Spread | [14],[20],[21],[22],[27] | 10.00% |  |  | 10.00% |  |  |  |
PIK Rate | [14],[15],[20],[21],[27] | 2.00% |  |  | 2.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 682 |  |  | $ 682 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 14.38% |  |  | 14.38% |  |  |  |
Spread | [14],[20],[21],[22] | 10.00% |  |  | 10.00% |  |  |  |
PIK Rate | [14],[15],[20],[21] | 2.00% |  |  | 2.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 5,842 |  |  | $ 5,842 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 14.38% |  |  | 14.38% |  |  |  |
Spread | [14],[20],[21],[22] | 10.00% |  |  | 10.00% |  |  |  |
PIK Rate | [14],[15],[20],[21] | 2.00% |  |  | 2.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,176 |  |  | $ 1,176 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 14.38% |  |  | 14.38% |  |  |  |
Spread | [14],[20],[21],[22] | 10.00% |  |  | 10.00% |  |  |  |
PIK Rate | [14],[15],[20],[21] | 2.00% |  |  | 2.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 271 |  |  | $ 271 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 21 |  |  |  |
Ending balance | [5],[14],[20] | 75 |  |  | 75 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28],[35] |  |  |  |  |  |  | 14.69% |
Spread | [12],[24],[28],[29],[35] |  |  |  |  |  |  | 10.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | 620 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 14.58% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 10.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 5,681 |  |  |  |
Investment, Identifier [Axis]: Inspire Aesthetics Management, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 14.58% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 10.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 1,144 |  |  |  |
Investment, Identifier [Axis]: Integral Energy Services, Common Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 170 |  | 450 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 38 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 640 | [2],[9],[24] | 190 |  |
Gross Additions |  |  |  |  | 170 |  | 450 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 810 | [5],[10],[20] | $ 640 | 810 | [5],[10],[20] | $ 640 |  |
Investment, Identifier [Axis]: Integral Energy Services, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 10.00% |  |  | 10.00% | 10.00% | [9],[24],[25]
PIK Rate |  |  |  | 10.00% |  |  | 10.00% | 10.00% | [9],[16],[24],[25]
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 153 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 24 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | $ 535 | [2],[9],[24],[25] | 350 |  |
Gross Additions |  |  |  |  |  |  | 177 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | $ 527 |  |  | $ 527 |  |
Investment, Identifier [Axis]: Integral Energy Services, Preferred Equity 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20],[26] | 10.00% |  |  | 10.00% |  |  |  |
PIK Rate | [10],[15],[20],[26] | 10.00% |  |  | 10.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 60 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 23 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 535 |  |  |  |
Gross Additions |  |  |  |  | 83 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20],[26] | $ 618 |  |  | $ 618 |  |  |  |
Investment, Identifier [Axis]: Integral Energy Services, Preferred Equity 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20] | 10.00% |  |  | 10.00% |  |  |  |
PIK Rate | [10],[15],[20] | 10.00% |  |  | 10.00% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 97 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 230 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20] | $ 230 |  |  | $ 230 |  |  |  |
Investment, Identifier [Axis]: Integral Energy Services, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.05% | [10],[20],[21] | 13.09% | 12.05% | [10],[20],[21] | 13.09% | 12.35% | [9],[24],[28]
Spread |  | 7.50% | [10],[20],[21],[22] | 7.50% | 7.50% | [10],[20],[21],[22] | 7.50% | 7.50% | [9],[24],[28],[29]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (114) |  | 273 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,436 |  | 1,633 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 14,872 | [2],[9],[24],[28] | 16,232 |  |
Gross Additions |  |  |  |  | 48 |  | 342 |  |
Gross Reductions |  |  |  |  | 864 |  | 1,835 |  |
Ending balance |  | $ 14,056 | [5],[10],[20],[21] | $ 14,739 | 14,056 | [5],[10],[20],[21] | 14,739 |  |
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.20% | [14],[20],[27],[47] |  | 14.20% | [14],[20],[27],[47] |  | 14.54% | [12],[24],[34],[35]
Spread |  | 10.00% | [14],[20],[22],[27],[47] |  | 10.00% | [14],[20],[22],[27],[47] |  | 10.00% | [12],[24],[29],[34],[35]
PIK Rate |  | 14.20% | [14],[15],[20],[27],[47] |  | 14.20% | [14],[15],[20],[27],[47] |  | 14.54% | [12],[16],[24],[34],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[34],[35] |  |  |  | $ 1,580 |  |  |  |
Ending balance | [5],[14],[20],[27],[47] | $ 1,932 |  |  | $ 1,932 |  |  |  |
Investment, Identifier [Axis]: Interface Security Systems, L.L.C, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.43% | [14],[17],[20],[21],[47] |  | 11.43% | [14],[17],[20],[21],[47] |  | 11.67% | [12],[24],[28],[33],[34]
Spread |  | 7.00% | [14],[17],[20],[21],[22],[47] |  | 7.00% | [14],[17],[20],[21],[22],[47] |  | 7.00% | [12],[24],[28],[29],[33],[34]
PIK Rate |  | 11.43% | [14],[15],[17],[20],[21],[47] |  | 11.43% | [14],[15],[17],[20],[21],[47] |  | 11.67% | [12],[16],[24],[28],[33],[34]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[33],[34] |  |  |  | $ 13 |  |  |  |
Ending balance | [5],[14],[17],[20],[21],[47] | $ 5 |  |  | $ 5 |  |  |  |
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.81% | [14],[20],[21],[27] |  | 11.81% | [14],[20],[21],[27] |  | 12.01% | [12],[24],[28],[35]
Spread |  | 7.50% | [14],[20],[21],[22],[27] |  | 7.50% | [14],[20],[21],[22],[27] |  | 7.50% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 996 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 958 |  |  | $ 958 |  |  |  |
Investment, Identifier [Axis]: Invincible Boat Company, LLC., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.81% | [14],[20],[21] |  | 11.81% | [14],[20],[21] |  | 12.01% | [12],[24],[28]
Spread |  | 7.50% | [14],[20],[21],[22] |  | 7.50% | [14],[20],[21],[22] |  | 7.50% | [12],[24],[28],[29]
PIK Rate | [14],[15],[20],[21] | 3.81% |  |  | 3.81% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 16,098 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 15,086 |  |  | 15,086 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 710 |  |  |  |
Ending balance | [5],[14],[20] | $ 680 |  |  | 680 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12] |  |  |  |  |  |  | 25.00% |
PIK Rate | [12],[16] |  |  |  |  |  |  | 25.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 190 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Preferred Equity 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20] | 25.00% |  |  | 25.00% |  |  |  |
PIK Rate | [14],[15],[20] | 25.00% |  |  | 25.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 240 |  |  | $ 240 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Preferred Equity 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20] | 25.00% |  |  | 25.00% |  |  |  |
PIK Rate | [14],[15],[20] | 25.00% |  |  | 25.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 39 |  |  | $ 39 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14],[20] |  | 13.00% | [14],[20] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 1,113 |  |  |  |
Ending balance | [5],[14],[20] | $ 1,117 |  |  | $ 1,117 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14],[20] |  | 13.00% | [14],[20] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 725 |  |  |  |
Ending balance | [5],[14],[20] | $ 727 |  |  | $ 727 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14],[20] |  | 13.00% | [14],[20] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 2,236 |  |  |  |
Ending balance | [5],[14],[20] | $ 2,236 |  |  | $ 2,236 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14],[20] |  | 13.00% | [14],[20] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 4,344 |  |  |  |
Ending balance | [5],[14],[20] | $ 4,359 |  |  | $ 4,359 |  |  |  |
Investment, Identifier [Axis]: Iron-Main Investments, LLC, Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [14],[20] |  | 13.00% | [14],[20] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 2,379 |  |  |  |
Ending balance | [5],[14],[20] | $ 2,329 |  |  | 2,329 |  |  |  |
Investment, Identifier [Axis]: Isagenix International, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | 0 |  |  |  |
Ending balance | [5],[13],[14] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Isagenix International, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 2.50% | [13],[14],[21],[51] |  | 2.50% | [13],[14],[21],[51] |  | 11.25% | [11],[12],[28]
Spread | [11],[12],[28],[29] |  |  |  |  |  |  | 6.60% |
PIK Rate | [11],[12],[16],[28] |  |  |  |  |  |  | 8.75% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 622 |  |  |  |
Ending balance | [5],[13],[14],[21],[51] | $ 430 |  |  | $ 430 |  |  |  |
Investment, Identifier [Axis]: Island Pump and Tank, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 11.41% |  |  | 11.41% |  |  |  |
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 6.50% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (5) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 454 |  |  | $ 454 |  |  |  |
Investment, Identifier [Axis]: Island Pump and Tank, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.55% | [14],[20],[21],[50] |  | 10.55% | [14],[20],[21],[50] |  | 10.35% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22],[50] |  | 6.00% | [14],[20],[21],[22],[50] |  | 5.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,722 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 2,101 |  |  | $ 2,101 |  |  |  |
Investment, Identifier [Axis]: Island Pump and Tank, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.55% | [14],[20],[21],[50] |  | 11.55% | [14],[20],[21],[50] |  | 11.35% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.00% | [14],[20],[21],[22],[50] |  | 6.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,722 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 2,101 |  |  | $ 2,101 |  |  |  |
Investment, Identifier [Axis]: Island Pump and Tank, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.55% | [14],[20],[21],[50] |  | 12.55% | [14],[20],[21],[50] |  | 12.35% | [12],[24],[28]
Spread |  | 8.00% | [14],[20],[21],[22],[50] |  | 8.00% | [14],[20],[21],[22],[50] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,722 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 2,101 |  |  | $ 2,101 |  |  |  |
Investment, Identifier [Axis]: JDC Power Services, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.25% | [14],[20],[21],[22],[23] |  | 6.25% | [14],[20],[21],[22],[23] |  | 6.50% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (47) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (39) |  |  | $ (39) |  |  |  |
Investment, Identifier [Axis]: JDC Power Services, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.25% | [14],[20],[21] |  | 10.25% | [14],[20],[21] |  | 10.83% | [12],[24],[28]
Spread |  | 6.25% | [14],[20],[21],[22] |  | 6.25% | [14],[20],[21],[22] |  | 6.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 17,489 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 17,336 |  |  | 17,336 |  |  |  |
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Common Eqiuty |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 30 |  |  |  |
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Common Eqiuty 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[36] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Common Eqiuty 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.45% | [14],[20],[21] |  | 9.45% | [14],[20],[21] |  | 12.72% | [12],[24],[28],[35]
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 665 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 526 |  |  | $ 526 |  |  |  |
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.45% | [14],[20],[21] |  | 10.45% | [14],[20],[21] |  | 12.58% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
PIK Rate | [14],[15],[20],[21] | 10.45% |  |  | 10.45% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,823 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,951 |  |  | $ 2,951 |  |  |  |
Investment, Identifier [Axis]: JTI Electrical & Mechanical, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.00% | [14],[17],[20] |  | 15.00% | [14],[17],[20] |  | 12.58% | [12],[24],[28]
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 8.00% |
PIK Rate | [14],[15],[17],[20] | 15.00% |  |  | 15.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 265 |  |  |  |
Ending balance | [5],[14],[17],[20] | $ 517 |  |  | 517 |  |  |  |
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Preferred Eqiuty |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 1,740 |  |  |  |
Ending balance | [5],[14],[20] | $ 1,500 |  |  | $ 1,500 |  |  |  |
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.42% | [14],[20],[21],[50] |  | 11.42% | [14],[20],[21],[50] |  | 12.18% | [12],[24],[28],[52]
Spread |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.50% | [12],[24],[28],[29],[52]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[52] |  |  |  | $ 1,585 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 1,542 |  |  | $ 1,542 |  |  |  |
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.28% | [14],[20],[21],[50] |  | 11.28% | [14],[20],[21],[50] |  | 12.19% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,251 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 1,251 |  |  | $ 1,251 |  |  |  |
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.23% | [14],[20],[21],[50] |  | 11.23% | [14],[20],[21],[50] |  | 12.18% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.00% | [14],[20],[21],[22],[50] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 121 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 1,333 |  |  | $ 1,333 |  |  |  |
Investment, Identifier [Axis]: Jackmont Hospitality, Inc., Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.38% | [14],[20],[21] |  | 11.38% | [14],[20],[21] |  | 12.18% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,685 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,528 |  |  | 3,528 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[13],[14] | $ 290 |  |  | 290 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Common Stock 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Common Stock 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | $ 110 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.13% | [13],[14],[21] |  | 13.13% | [13],[14],[21] |  | 21.59% | [11],[12],[28],[33],[34]
Spread |  | 8.75% | [13],[14],[21],[22] |  | 8.75% | [13],[14],[21],[22] |  | 16.00% | [11],[12],[28],[29],[33],[34]
PIK Rate |  | 6.00% | [13],[14],[15],[21] |  | 6.00% | [13],[14],[15],[21] |  | 21.59% | [11],[12],[16],[28],[33],[34]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28],[33],[34] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[13],[14],[21] | $ 1,539 |  |  | $ 1,539 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.13% | [13],[14],[21] |  | 13.13% | [13],[14],[21] |  | 21.59% | [11],[12],[28],[33],[34]
Spread |  | 8.75% | [13],[14],[21],[22] |  | 8.75% | [13],[14],[21],[22] |  | 16.00% | [11],[12],[28],[29],[33],[34]
PIK Rate |  | 6.00% | [13],[14],[15],[21] |  | 6.00% | [13],[14],[15],[21] |  | 21.59% | [11],[12],[16],[28],[33],[34]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28],[33],[34] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[13],[14],[21] | $ 1,149 |  |  | 1,149 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [11],[12],[28] |  |  |  |  |  |  | 13.21% |
Spread | [11],[12],[28],[29] |  |  |  |  |  |  | 8.75% |
PIK Rate | [11],[12],[16],[28] |  |  |  |  |  |  | 6.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | 1,470 |  |  |  |
Investment, Identifier [Axis]: Joerns Healthcare, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [11],[12],[28] |  |  |  |  |  |  | 13.18% |
Spread | [11],[12],[28],[29] |  |  |  |  |  |  | 8.75% |
PIK Rate | [11],[12],[16],[28] |  |  |  |  |  |  | 13.18% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 1,091 |  |  |  |
Investment, Identifier [Axis]: JorVet Holdings, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14] |  | 12.00% | [14] |  | 12.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 2,568 |  |  |  |
Ending balance | [5],[14] | $ 2,576 |  |  | 2,576 |  |  |  |
Investment, Identifier [Axis]: JorVet Holdings, LLC., Preferred Eqiuty |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 1,460 |  |  |  |
Ending balance | [5],[14],[26] | $ 1,370 |  |  | $ 1,370 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% |  |  | 12.50% |  |  |  |
PIK Rate |  | 12.50% |  |  | 12.50% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 132 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 1,432 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 1,432 |  |  | $ 1,432 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1b |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 9.75% |  |  | 9.75% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 1 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 3,202 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 5,973 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 5,973 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1e |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 9.75% |  |  | 9.75% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 4 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% |  |  | 12.50% |  |  |  |
PIK Rate |  | 12.50% |  |  | 12.50% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 115 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 1,504 |  |  |  |
Gross Reductions |  |  |  |  | 244 |  |  |  |
Ending balance |  | $ 1,260 |  |  | 1,260 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 308 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 6,421 |  |  |  |
Gross Reductions |  |  |  |  | 1 |  |  |  |
Ending balance | [5],[10],[20] | $ 6,420 |  |  | $ 6,420 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20] | 12.50% |  |  | 12.50% |  |  |  |
PIK Rate | [10],[15],[20] | 12.50% |  |  | 12.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[20] | $ 1,432 |  |  | $ 1,432 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1a |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 9.75% |  |  | 9.75% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 409 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 829 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 829 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1c |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 9.75% |  |  | 9.75% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 9 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 562 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 562 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 1d |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 9.75% |  |  | 9.75% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 9 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 550 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 550 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20] | 12.50% |  |  | 12.50% |  |  |  |
PIK Rate | [10],[15],[20] | 12.50% |  |  | 12.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[20] | $ 1,260 |  |  | $ 1,260 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Wholesaler of Closeout and Value-priced Products, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28],[33] |  |  |  |  |  |  | 14.50% |
Spread | [12],[24],[28],[29],[33] |  |  |  |  |  |  | 9.75% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[33] |  |  |  | 829 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Wholesaler of Closeout and Value-priced Products, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 14.23% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 9.75% |
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 14.23% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 562 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Wholesaler of Closeout and Value-priced Products, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 14.23% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 9.75% |
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 14.23% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 550 |  |  |  |
Investment, Identifier [Axis]: KMS, LLC, Wholesaler of Closeout and Value-priced Products, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28],[33] |  |  |  |  |  |  | 14.50% |
Spread | [12],[24],[28],[29],[33] |  |  |  |  |  |  | 9.75% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[33] |  |  |  | 5,973 |  |  |  |
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 13 |  | (60) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 19 |  | 24 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 678 | [2],[9],[25],[37] | 683 |  |
Gross Additions |  |  |  |  | 13 |  | 0 |  |
Gross Reductions |  |  |  |  | 1 |  | 60 |  |
Ending balance |  | 690 | [5],[10],[26],[36] | 623 | 690 | [5],[10],[26],[36] | 623 |  |
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 920 |  | 640 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,060 | [2],[9] | 2,420 |  |
Gross Additions |  |  |  |  | 920 |  | 640 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 3,980 | [5],[10] | $ 3,060 | $ 3,980 | [5],[10] | $ 3,060 |  |
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [10] | 12.00% | 12.00% | [10] | 12.00% | 11.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 315 |  | 429 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,741 | [2],[9] | 4,933 |  |
Gross Additions |  |  |  |  | 4 |  | 6 |  |
Gross Reductions |  |  |  |  | 400 |  | 800 |  |
Ending balance |  | $ 3,345 | [5],[10] | $ 4,139 | $ 3,345 | [5],[10] | $ 4,139 |  |
Investment, Identifier [Axis]: Kickhaefer Manufacturing Company, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.00% | [10] | 9.00% | 9.00% | [10] | 9.00% | 9.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 67 |  | 66 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 982 | [2],[9] | 951 |  |
Gross Additions |  |  |  |  | 0 |  | 41 |  |
Gross Reductions |  |  |  |  | 9 |  | 8 |  |
Ending balance |  | $ 973 | [5],[10] | $ 984 | 973 | [5],[10] | 984 |  |
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.89% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 701 |  |  |  |
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.92% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 7,850 |  |  |  |
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.71% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 5,181 |  |  |  |
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.92% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 860 |  |  |  |
Investment, Identifier [Axis]: LL Management, Inc., Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.71% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 8,716 |  |  |  |
Investment, Identifier [Axis]: LLFlex, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.44% | [14],[20],[21] |  | 12.44% | [14],[20],[21] |  | 12.74% | [12],[24],[28]
Spread |  | 8.00% | [14],[20],[21],[22] |  | 8.00% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
PIK Rate |  | 3.00% | [14],[15],[20],[21] |  | 3.00% | [14],[15],[20],[21] |  | 3.00% | [12],[16],[24],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,684 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,539 |  |  | 3,539 |  |  |  |
Investment, Identifier [Axis]: Lightbox Holdings, L.P., Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [11],[12] |  |  |  |  |  |  | 9.44% |
Spread | [11],[12],[29] |  |  |  |  |  |  | 5.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12] |  |  |  | 5,534 |  |  |  |
Investment, Identifier [Axis]: Logix Acquisition Company, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28],[34] |  |  |  |  |  |  | 12.25% |
Spread | [12],[24],[28],[29],[34] |  |  |  |  |  |  | 4.25% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[34] |  |  |  | $ 9,191 |  |  |  |
Investment, Identifier [Axis]: Logix Acquisition Company, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 11.83% |  |  | 11.83% |  |  |  |
Spread | [14],[20],[21],[22] | 7.50% |  |  | 7.50% |  |  |  |
PIK Rate | [14],[15],[20],[21] | 2.75% |  |  | 2.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 20,404 |  |  | $ 20,404 |  |  |  |
Investment, Identifier [Axis]: Logix Acquisition Company, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | 883 |  |  | 883 |  |  |  |
Investment, Identifier [Axis]: MH Corbin Holding LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (80) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 80 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 80 |  |
Ending balance |  |  |  | 0 |  |  | 0 |  |
Investment, Identifier [Axis]: MH Corbin Holding LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 0 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | $ 0 |  |  | $ 0 |  |
Investment, Identifier [Axis]: MH Corbin Holding LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 14.00% |  |  | 14.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (871) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 139 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 1,256 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 911 |  |
Ending balance |  |  |  | $ 345 |  |  | 345 |  |
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 7.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Mako Steel, LP, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 12.00% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 21,081 |  |  |  |
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 500 |  |  |  |
Ending balance | [5],[14],[26] | $ 700 |  |  | $ 700 |  |  |  |
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% | [14],[26] |  | 8.00% | [14],[26] |  | 8.00% | [12],[25]
PIK Rate |  | 8.00% | [14],[15],[26] |  | 8.00% | [14],[15],[26] |  | 8.00% | [12],[16],[25]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | $ 470 |  |  |  |
Ending balance | [5],[14],[26] | $ 434 |  |  | 434 |  |  |  |
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[30] |  |  |  | 0 |  |  |  |
Ending balance | [5],[14],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Metalforming Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.75% | [14] |  | 8.75% | [14] |  | 9.75% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 1,513 |  |  |  |
Ending balance | [5],[14] | $ 1,306 |  |  | $ 1,306 |  |  |  |
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 5.75% | [14],[20],[21],[22],[23] |  | 5.75% | [14],[20],[21],[22],[23] |  | 5.75% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (5) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (3) |  |  | $ (3) |  |  |  |
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.01% | [14],[20],[21] |  | 10.01% | [14],[20],[21] |  | 10.22% | [12],[24],[28]
Spread |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,342 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,331 |  |  | $ 1,331 |  |  |  |
Investment, Identifier [Axis]: Microbe Formulas, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.01% | [14],[20],[21] |  | 10.01% | [14],[20],[21] |  | 10.21% | [12],[24],[28]
Spread |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,389 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,894 |  |  | 1,894 |  |  |  |
Investment, Identifier [Axis]: Mills Fleet Farm Group, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1,925) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 665 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 11,166 |  |  |  |
Gross Additions |  |  |  |  | 669 |  |  |  |
Gross Reductions |  |  |  |  | 1,925 |  |  |  |
Ending balance | [5],[10],[20],[26],[36] | $ 9,910 |  |  | $ 9,910 |  |  |  |
Investment, Identifier [Axis]: Mills Fleet Farm Group, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20],[21] | 9.78% |  |  | 9.78% |  |  |  |
Spread | [10],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
PIK Rate |  | 9.78% |  |  | 9.78% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 150 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 2,285 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20],[21] | $ 2,285 |  |  | $ 2,285 |  |  |  |
Investment, Identifier [Axis]: Mills Fleet Farm Group, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20],[21] | 9.70% |  |  | 9.70% |  |  |  |
Spread | [10],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
PIK Rate |  | 9.70% |  |  | 9.70% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 17 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 1,349 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20],[21] | $ 1,349 |  |  | 1,349 |  |  |  |
Investment, Identifier [Axis]: Mini Melts of America, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 280 |  |  |  |
Ending balance | [5],[14],[20] | $ 190 |  |  | $ 190 |  |  |  |
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.47% | [14],[20],[21],[27] |  | 10.47% | [14],[20],[21],[27] |  | 10.74% | [12],[24],[28],[35]
Spread |  | 6.25% | [14],[20],[21],[22],[27] |  | 6.25% | [14],[20],[21],[22],[27] |  | 6.25% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 375 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 527 |  |  | $ 527 |  |  |  |
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.44% | [14],[20],[21],[50] |  | 10.44% | [14],[20],[21],[50] |  | 10.77% | [12],[24],[28],[52]
Spread |  | 6.25% | [14],[20],[21],[22],[50] |  | 6.25% | [14],[20],[21],[22],[50] |  | 6.25% | [12],[24],[28],[29],[52]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[52] |  |  |  | $ 858 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 811 |  |  | $ 811 |  |  |  |
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.45% | [14],[20],[21] |  | 9.45% | [14],[20],[21] |  | 9.76% | [12],[24],[28]
Spread |  | 5.25% | [14],[20],[21],[22] |  | 5.25% | [14],[20],[21],[22] |  | 5.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,201 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,004 |  |  | $ 3,004 |  |  |  |
Investment, Identifier [Axis]: Mini Melts of America, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.45% | [14],[20],[21] |  | 11.45% | [14],[20],[21] |  | 11.76% | [12],[24],[28]
Spread |  | 7.25% | [14],[20],[21],[22] |  | 7.25% | [14],[20],[21],[22] |  | 7.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,201 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,004 |  |  | 3,004 |  |  |  |
Investment, Identifier [Axis]: Mission Critical Group, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 4,930 |  |  | $ 4,930 |  |  |  |
Investment, Identifier [Axis]: Mission Critical Group, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 6.00% |  |  | 6.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (58) |  |  | $ (58) |  |  |  |
Investment, Identifier [Axis]: Mission Critical Group, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [14],[20],[21],[22],[23] | 6.00% |  |  | 6.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (69) |  |  | $ (69) |  |  |  |
Investment, Identifier [Axis]: Mission Critical Group, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.14% |  |  | 10.14% |  |  |  |
Spread | [14],[20],[21],[22] | 6.00% |  |  | 6.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 18,485 |  |  | $ 18,485 |  |  |  |
Investment, Identifier [Axis]: MoneyThumb Acquisition, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14],[26] |  | 12.00% | [14],[26] |  | 12.00% | [12],[25]
PIK Rate |  | 12.00% | [14],[15],[26] |  | 12.00% | [14],[15],[26] |  | 12.00% | [12],[16],[25]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | $ 427 |  |  |  |
Ending balance | [5],[14],[26] | $ 467 |  |  | $ 467 |  |  |  |
Investment, Identifier [Axis]: MoneyThumb Acquisition, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.00% | [14] |  | 14.00% | [14] |  | 14.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 2,197 |  |  |  |
Ending balance | [5],[14] | $ 2,081 |  |  | 2,081 |  |  |  |
Investment, Identifier [Axis]: MoneyThumb Acquisition, LLC, Warrants |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[18] |  |  |  | 148 |  |  |  |
Ending balance | [5],[14],[19] | 148 |  |  | 148 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[39],[40] |  |  |  | 226 |  |  |  |
Ending balance | [5],[14],[20],[41],[42] | $ 174 |  |  | $ 174 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.51% | [14],[20],[21],[41],[42] |  | 10.51% | [14],[20],[21],[41],[42] |  | 11.59% | [12],[24],[28],[39],[40]
Spread |  | 6.25% | [14],[20],[21],[22],[41],[42] |  | 6.25% | [14],[20],[21],[22],[41],[42] |  | 7.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 1,125 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 1,271 |  |  | $ 1,271 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.51% | [14],[20],[21],[41],[42] |  | 10.51% | [14],[20],[21],[41],[42] |  | 11.59% | [12],[24],[28],[39],[40]
Spread |  | 6.25% | [14],[20],[21],[22],[41],[42] |  | 6.25% | [14],[20],[21],[22],[41],[42] |  | 7.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 3,160 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 3,544 |  |  | $ 3,544 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.51% | [14],[20],[21],[41],[42] |  | 10.51% | [14],[20],[21],[41],[42] |  | 11.59% | [12],[24],[28],[39],[40]
Spread |  | 6.25% | [14],[20],[21],[22],[41],[42] |  | 6.25% | [14],[20],[21],[22],[41],[42] |  | 7.00% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 5,213 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 5,176 |  |  | $ 5,176 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21],[41],[42] | 10.51% |  |  | 10.51% |  |  |  |
Spread | [14],[20],[21],[22],[41],[42] | 6.25% |  |  | 6.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 353 |  |  | $ 353 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Unsecured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% | [14],[20],[41],[42] |  | 8.00% | [14],[20],[41],[42] |  | 8.00% | [12],[24],[39],[40]
PIK Rate |  | 8.00% | [14],[15],[20],[41],[42] |  | 8.00% | [14],[15],[20],[41],[42] |  | 8.00% | [12],[16],[24],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[39],[40] |  |  |  | $ 34 |  |  |  |
Ending balance | [5],[14],[20],[41],[42] | $ 33 |  |  | $ 33 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Unsecured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% | [14],[20],[41],[42] |  | 8.00% | [14],[20],[41],[42] |  | 8.00% | [12],[24],[39],[40]
PIK Rate |  | 8.00% | [14],[15],[20],[41],[42] |  | 8.00% | [14],[15],[20],[41],[42] |  | 8.00% | [12],[16],[24],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[39],[40] |  |  |  | $ 15 |  |  |  |
Ending balance | [5],[14],[20],[41],[42] | $ 23 |  |  | 23 |  |  |  |
Investment, Identifier [Axis]: MonitorUS Holding, LLC, Unsecured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[39],[40] |  |  |  |  |  |  | 8.00% |
PIK Rate | [12],[16],[24],[39],[40] |  |  |  |  |  |  | 8.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[39],[40] |  |  |  | 31 |  |  |  |
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[24],[37] |  |  |  | 11,166 |  |  |  |
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Common Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 110 |  | (68) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 716 |  | 735 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 6,590 | [2],[9],[25] | 6,598 |  |
Gross Additions |  |  |  |  | 110 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 68 |  |
Ending balance |  | 6,700 | [5],[10],[26] | 6,530 | 6,700 | [5],[10],[26] | 6,530 |  |
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1 |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[30] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 | [5],[10],[23] | $ 0 | $ 0 | [5],[10],[23] | $ 0 |  |
Investment, Identifier [Axis]: Mystic Logistics Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [10] | 10.00% | 10.00% | [10] | 10.00% | 10.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1) |  | 4 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 110 |  | 110 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,436 | [2],[9] | 1,436 |  |
Gross Additions |  |  |  |  | 1 |  | 0 |  |
Gross Reductions |  |  |  |  | 1 |  | 0 |  |
Ending balance |  | $ 1,436 | [5],[10] | $ 1,436 | 1,436 | [5],[10] | 1,436 |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Common Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 55 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 0 |  |
Gross Additions |  |  |  |  |  |  | 3,030 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | $ 3,030 |  |  | $ 3,030 |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Preferred Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 58 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 1,410 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 438 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,890 |  |  |  |
Gross Additions |  |  |  |  | 1,469 |  |  |  |
Gross Reductions |  |  |  |  | 289 |  |  |  |
Ending balance |  | $ 5,070 |  |  | $ 5,070 |  |  |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% |  | 13.50% | 12.50% |  | 13.50% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 722 |  | 293 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 6,619 |  | 0 |  |
Gross Additions |  |  |  |  | 631 |  | 6,609 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 7,250 |  | $ 6,609 | 7,250 |  | $ 6,609 |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[25] |  |  |  | 3,890 |  |  |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[26] | $ 5,070 |  |  | $ 5,070 |  |  |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10] | 12.50% |  |  | 12.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 7,250 |  |  | $ 7,250 |  |  |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 11.75% |  |  | 11.75% |  |
Spread |  | 6.50% |  | 6.50% | 6.50% |  | 6.50% | 6.50% | [9],[28],[29],[30]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 12 |  | 126 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | (12) | [2],[9],[28],[30] | 0 |  |
Gross Additions |  |  |  |  | 12 |  | 4,188 |  |
Gross Reductions |  |  |  |  | 0 |  | 600 |  |
Ending balance |  | $ 0 |  | $ 3,588 | 0 |  | 3,588 |  |
Investment, Identifier [Axis]: Nello Industries Investco, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [9] |  |  |  |  |  |  | 13.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 6,619 |  |  |  |
Investment, Identifier [Axis]: NexRev LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 90 |  | 870 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 113 |  | 161 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,970 | [2],[9],[25] | 1,590 |  |
Gross Additions |  |  |  |  | 90 |  | 870 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 3,060 | [5],[10],[26] | $ 2,460 | 3,060 | [5],[10],[26] | $ 2,460 |  |
Investment, Identifier [Axis]: NexRev LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 10.00% |  |  | 10.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 25 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 790 |  |
Gross Reductions |  |  |  |  | 0 |  | 300 |  |
Ending balance |  | 0 |  | $ 490 | 0 |  | $ 490 |  |
Investment, Identifier [Axis]: NexRev LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 10.00% |  |  | 10.00% | 9.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (3) |  | 6 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 38 |  | 198 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,453 | [2],[9] | 2,435 |  |
Gross Additions |  |  |  |  | 3 |  | 18 |  |
Gross Reductions |  |  |  |  | 2,456 |  | 0 |  |
Ending balance |  | 0 |  | $ 2,453 | 0 |  | 2,453 |  |
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | (3) |  |  |  |
Investment, Identifier [Axis]: NinjaTrader, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.24% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 14,436 |  |  |  |
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 1,500 |  |  |  |
Ending balance | [5],[10] | 1,500 |  |  | 1,500 |  |  |  |
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 1.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 160 |  | 92 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,890 |  | 2,310 |  |
Gross Additions |  |  |  |  | 160 |  | 350 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 3,050 |  | 2,660 | 3,050 |  | 2,660 |  |
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 2,890 |  |  |  |
Ending balance | [5],[10] | 3,050 |  |  | 3,050 |  |  |  |
Investment, Identifier [Axis]: NuStep, LLC, Preferred Member Units 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 20 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,500 |  | 1,290 |  |
Gross Additions |  |  |  |  | 0 |  | 150 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 1,500 |  | $ 1,440 | $ 1,500 |  | $ 1,440 |  |
Investment, Identifier [Axis]: NuStep, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.91% | [10],[21],[47] | 11.85% | 10.91% | [10],[21],[47] | 11.85% | 11.16% | [9],[28]
Spread |  | 6.50% | [10],[21],[22],[47] | 6.50% | 6.50% | [10],[21],[22],[47] | 6.50% | 6.50% | [9],[28],[29]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 70 |  | 83 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 900 | [2],[9],[28] | 899 |  |
Gross Additions |  |  |  |  | 0 |  | 1 |  |
Gross Reductions |  |  |  |  | 350 |  | 0 |  |
Ending balance |  | $ 550 | [5],[10],[21],[47] | $ 900 | $ 550 | [5],[10],[21],[47] | $ 900 |  |
Investment, Identifier [Axis]: NuStep, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [10],[47] | 12.00% | 12.00% | [10],[47] | 12.00% | 12.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 420 |  | 424 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,610 | [2],[9] | 4,606 |  |
Gross Additions |  |  |  |  | 0 |  | 3 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 4,610 | [5],[10],[47] | $ 4,609 | $ 4,610 | [5],[10],[47] | 4,609 |  |
Investment, Identifier [Axis]: Obra Capital, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 7.25% | [14],[20],[21],[22],[23] |  | 7.25% | [14],[20],[21],[22],[23] |  | 7.50% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (14) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (11) |  |  | $ (11) |  |  |  |
Investment, Identifier [Axis]: Obra Capital, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.50% | [14],[20],[21] |  | 11.50% | [14],[20],[21] |  | 11.97% | [12],[24],[28]
Spread |  | 7.25% | [14],[20],[21],[22] |  | 7.25% | [14],[20],[21],[22] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 11,766 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 11,889 |  |  | $ 11,889 |  |  |  |
Investment, Identifier [Axis]: Obra Capital, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 11.50% |  |  | 11.50% |  |  |  |
Spread | [14],[20],[21],[22] | 7.25% |  |  | 7.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,352 |  |  | $ 1,352 |  |  |  |
Investment, Identifier [Axis]: OnPoint Industrial Services, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14],[20],[21] |  | 10.00% | [14],[20],[21] |  | 11.35% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,040 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,042 |  |  | $ 1,042 |  |  |  |
Investment, Identifier [Axis]: OnPoint Industrial Services, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14],[20],[21] |  | 10.00% | [14],[20],[21] |  | 11.33% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,888 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,896 |  |  | 2,896 |  |  |  |
Investment, Identifier [Axis]: Oneliance, LLC, Preferred Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 170 |  | 268 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 14 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 640 | [2],[9] | 282 |  |
Gross Additions |  |  |  |  | 170 |  | 268 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 810 | [5],[10],[26] | $ 550 | 810 | [5],[10],[26] | $ 550 |  |
Investment, Identifier [Axis]: Oneliance, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  |  |  | 10.00% |  |  | 10.00% |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 7 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 142 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 1,339 |  |
Gross Additions |  |  |  |  |  |  | 21 |  |
Gross Reductions |  |  |  |  |  |  | 1,360 |  |
Ending balance |  |  |  | $ 0 |  |  | 0 |  |
Investment, Identifier [Axis]: Orttech Holdings, LLC, Preferred Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | (590) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 45 |  | 97 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,360 | [2],[9],[25],[37] | 4,260 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 590 |  |
Ending balance |  | $ 3,360 | [5],[10],[36] | $ 3,670 | $ 3,360 | [5],[10],[36] | $ 3,670 |  |
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 11.00% | [10],[21],[22],[23] | 11.00% | 11.00% | [10],[21],[22],[23] | 11.00% | 11.00% | [9],[28],[29],[30]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1) |  | (1) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1 |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[28],[30] | 0 |  |
Gross Additions |  |  |  |  | 1 |  | 1 |  |
Gross Reductions |  |  |  |  | 1 |  | 1 |  |
Ending balance |  | $ 0 | [5],[10],[21],[23] | $ 0 | $ 0 | [5],[10],[21],[23] | $ 0 |  |
Investment, Identifier [Axis]: Orttech Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 15.41% | [10],[21] | 16.35% | 15.41% | [10],[21] | 16.35% | 15.66% | [9],[28]
Spread |  | 11.00% | [10],[21],[22] | 11.00% | 11.00% | [10],[21],[22] | 11.00% | 11.00% | [9],[28],[29]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (18) |  | (17) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 643 |  | 705 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 5,490 | [2],[9],[28] | 5,510 |  |
Gross Additions |  |  |  |  | 18 |  | 17 |  |
Gross Reductions |  |  |  |  | 318 |  | 37 |  |
Ending balance |  | $ 5,190 | [5],[10],[21] | $ 5,490 | 5,190 | [5],[10],[21] | 5,490 |  |
Investment, Identifier [Axis]: Other Amounts related to investments transferred to or from other 1940 Act classification during the period, Affiliate Investments |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (3,611) |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | (44) |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | (7,914) |  | (12,834) |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Other Amounts related to investments transferred to or from other 1940 Act classification during the period, Control Investments |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 |  | 0 | $ 0 |  | 0 |  |
Investment, Identifier [Axis]: PTL US Bidco, Inc, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.75% | [14],[20],[21],[27],[41],[42] |  | 11.75% | [14],[20],[21],[27],[41],[42] |  | 13.03% | [12],[24],[28],[39],[40]
Spread |  | 7.25% | [14],[20],[21],[22],[27],[41],[42] |  | 7.25% | [14],[20],[21],[22],[27],[41],[42] |  | 8.25% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 443 |  |  |  |
Ending balance | [5],[14],[20],[21],[27],[41],[42] | $ 448 |  |  | $ 448 |  |  |  |
Investment, Identifier [Axis]: PTL US Bidco, Inc, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.71% | [14],[20],[21],[41],[42] |  | 11.71% | [14],[20],[21],[41],[42] |  | 13.03% | [12],[24],[28],[39],[40]
Spread |  | 7.25% | [14],[20],[21],[22],[41],[42] |  | 7.25% | [14],[20],[21],[22],[41],[42] |  | 8.25% | [12],[24],[28],[29],[39],[40]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[39],[40] |  |  |  | $ 1,155 |  |  |  |
Ending balance | [5],[14],[20],[21],[41],[42] | $ 1,026 |  |  | 1,026 |  |  |  |
Investment, Identifier [Axis]: Paragon Healthcare, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  |  |  |  |  |  |  | 11.75% |
Investment, Identifier [Axis]: Peaches Holding Corporation, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | 1,140 |  |  |  |
Ending balance | [5],[14] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Pinnacle TopCo, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 330 |  | 1,205 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 348 |  | 430 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,590 | [2],[9],[25] | 3,135 |  |
Gross Additions |  |  |  |  | 330 |  | 1,205 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 4,920 | [5],[10],[26] | 4,340 | 4,920 | [5],[10],[26] | 4,340 |  |
Investment, Identifier [Axis]: Pinnacle TopCo, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1) |  | 8 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 3 |  | 4 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[30] | 105 |  |
Gross Additions |  |  |  |  | 1 |  | 10 |  |
Gross Reductions |  |  |  |  | 1 |  | 115 |  |
Ending balance |  | $ 0 | [5],[10],[23] | $ 0 | $ 0 | [5],[10],[23] | $ 0 |  |
Investment, Identifier [Axis]: Pinnacle TopCo, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [10] | 13.00% | 13.00% | [10] | 13.00% | 13.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (29) |  | 152 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 725 |  | 783 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 7,160 | [2],[9] | 7,472 |  |
Gross Additions |  |  |  |  | 29 |  | 188 |  |
Gross Reductions |  |  |  |  | 229 |  | 400 |  |
Ending balance |  | $ 6,960 | [5],[10] | $ 7,260 | 6,960 | [5],[10] | 7,260 |  |
Investment, Identifier [Axis]: Power System Solutions, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 1,640 |  |  |  |
Investment, Identifier [Axis]: Power System Solutions, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | (27) |  |  |  |
Investment, Identifier [Axis]: Power System Solutions, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.86% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 2,640 |  |  |  |
Investment, Identifier [Axis]: Power System Solutions, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 10.90% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 6.50% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 7,859 |  |  |  |
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.80% | [14],[20],[21],[41] |  | 9.80% | [14],[20],[21],[41] |  | 10.58% | [12],[24],[28]
Spread |  | 5.50% | [14],[20],[21],[22],[41] |  | 5.50% | [14],[20],[21],[22],[41] |  | 5.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 5,910 |  |  |  |
Ending balance | [5],[14],[20],[21],[41] | $ 5,865 |  |  | $ 5,865 |  |  |  |
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.50% | [14],[20],[21],[41] |  | 9.50% | [14],[20],[21],[41] |  | 9.83% | [12],[24],[28]
Spread |  | 5.50% | [14],[20],[21],[22],[41] |  | 5.50% | [14],[20],[21],[22],[41] |  | 5.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 564 |  |  |  |
Ending balance | [5],[14],[20],[21],[41] | $ 560 |  |  | $ 560 |  |  |  |
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.50% | [14],[20],[21],[41] |  | 9.50% | [14],[20],[21],[41] |  | 9.83% | [12],[24],[28]
Spread |  | 5.50% | [14],[20],[21],[22],[41] |  | 5.50% | [14],[20],[21],[22],[41] |  | 5.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 567 |  |  |  |
Ending balance | [5],[14],[20],[21],[41] | $ 563 |  |  | $ 563 |  |  |  |
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.25% | [14],[20],[21],[41] |  | 9.25% | [14],[20],[21],[41] |  | 9.58% | [12],[24],[28]
Spread |  | 5.25% | [14],[20],[21],[22],[41] |  | 5.25% | [14],[20],[21],[22],[41] |  | 5.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 644 |  |  |  |
Ending balance | [5],[14],[20],[21],[41] | $ 640 |  |  | $ 640 |  |  |  |
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21],[41] | 9.58% |  |  | 9.58% |  |  |  |
Spread | [14],[20],[21],[22],[41] | 5.25% |  |  | 5.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[41] | $ 1,418 |  |  | $ 1,418 |  |  |  |
Investment, Identifier [Axis]: PrimeFlight Aviation Services, Secured Debt 6 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21],[41] | 9.55% |  |  | 9.55% |  |  |  |
Spread | [14],[20],[21],[22],[41] | 5.25% |  |  | 5.25% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21],[41] | $ 1,330 |  |  | $ 1,330 |  |  |  |
Investment, Identifier [Axis]: Purge Rite, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 820 |  |  |  |
Ending balance | [5],[14],[20] | 6,210 |  |  | 6,210 |  |  |  |
Investment, Identifier [Axis]: Purge Rite, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 1,289 |  |  |  |
Ending balance | [5],[14],[20] | 1,289 |  |  | 1,289 |  |  |  |
Investment, Identifier [Axis]: RA Outdoors LLC, Common Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [9],[24],[29],[39] |  |  |  |  |  |  | 6.75% |
PIK Rate | [9],[16],[24],[39] |  |  |  |  |  |  | 11.59% |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[24],[39] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 | [5],[10],[20] | $ 0 | $ 0 | [5],[10],[20] | $ 0 |  |
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.25% | [10],[20],[21] | 11.59% | 11.25% | [10],[20],[21] | 11.59% | 11.74% | [9],[24],[28],[39]
Spread |  | 6.75% | [10],[20],[21],[22] | 6.75% | 6.75% | [10],[20],[21],[22] | 6.75% | 6.75% | [9],[24],[28],[29],[39]
PIK Rate |  | 11.25% | [10],[15],[20],[21] | 11.59% | 11.25% | [10],[15],[20],[21] | 11.59% | 11.74% | [9],[16],[24],[28],[39]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (143) |  | (70) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 114 |  | 27 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,215 | [2],[9],[24],[28],[39] | 745 |  |
Gross Additions |  |  |  |  | 77 |  | 481 |  |
Gross Reductions |  |  |  |  | 181 |  | 36 |  |
Ending balance |  | $ 1,111 | [5],[10],[20],[21] | $ 1,190 | $ 1,111 | [5],[10],[20],[21] | $ 1,190 |  |
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 11.59% |  |  | 11.59% | 11.74% | [9],[24],[28],[39]
Spread |  | 6.75% | [10],[20],[21],[22],[23] | 6.75% | 6.75% | [10],[20],[21],[22],[23] | 6.75% | 6.75% | [9],[24],[28],[29],[39]
PIK Rate |  |  |  | 11.59% |  |  | 11.59% | 11.74% | [9],[16],[24],[28],[39]
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (737) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 284 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | $ 12,710 | [2],[9],[24],[28],[39] | 12,089 |  |
Gross Additions |  |  |  |  |  |  | 448 |  |
Gross Reductions |  |  |  |  |  |  | 96 |  |
Ending balance |  | $ 0 | [5],[10],[20],[21],[23] | $ 12,441 | $ 0 | [5],[10],[20],[21],[23] | 12,441 |  |
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [10],[20],[21],[22],[23] | 6.75% |  |  | 6.75% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20],[21],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[20],[21] | 11.25% |  |  | 11.25% |  |  |  |
Spread | [10],[20],[21],[22] | 6.75% |  |  | 6.75% |  |  |  |
PIK Rate | [10],[15],[20],[21] | 11.25% |  |  | 11.25% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1,500) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 1,199 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 12,710 |  |  |  |
Gross Additions |  |  |  |  | 814 |  |  |  |
Gross Reductions |  |  |  |  | 1,905 |  |  |  |
Ending balance | [5],[10],[20],[21] | $ 11,619 |  |  | $ 11,619 |  |  |  |
Investment, Identifier [Axis]: RA Outdoors LLC, Secured Debt 5 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [10],[20],[21],[22],[23] | 6.75% |  |  | 6.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[20],[21],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Richardson Sales Solutions, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.71% | [14],[20],[21],[27] |  | 10.71% | [14],[20],[21],[27] |  | 11.22% | [12],[24],[28],[35]
Spread |  | 6.50% | [14],[20],[21],[22],[27] |  | 6.50% | [14],[20],[21],[22],[27] |  | 6.75% | [12],[24],[28],[29],[35]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[35] |  |  |  | $ 1,075 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 275 |  |  | $ 275 |  |  |  |
Investment, Identifier [Axis]: Richardson Sales Solutions, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.81% | [14],[20],[21] |  | 10.81% | [14],[20],[21] |  | 11.38% | [12],[24],[28]
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 6.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 10,288 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 10,089 |  |  | $ 10,089 |  |  |  |
Investment, Identifier [Axis]: Richardson Sales Solutions, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.83% | [14],[20],[21] |  | 10.83% | [14],[20],[21] |  | 11.43% | [12],[24],[28]
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 6.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 5,065 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 4,969 |  |  | 4,969 |  |  |  |
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 | [5],[10] | $ 0 | 0 | [5],[10] | $ 0 |  |
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
PIK Rate |  |  |  | 10.00% |  |  | 10.00% | 10.00% | [9],[16],[30],[33]
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 3 |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | (7) | [2],[9],[30],[33] | (6) |  |
Gross Additions |  |  |  |  | 0 |  | 1 |  |
Gross Reductions |  |  |  |  | 5 |  | 0 |  |
Ending balance |  | $ (12) | [5],[10],[17],[23] | $ (5) | $ (12) | [5],[10],[17],[23] | $ (5) |  |
Investment, Identifier [Axis]: Robbins Bros. Jewelry, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% | [10],[17] | 12.50% | 12.50% | [10],[17] | 12.50% | 12.50% | [9],[33]
PIK Rate |  | 10.00% | [10],[15],[17] | 10.00% | 10.00% | [10],[15],[17] | 10.00% | 10.00% | [9],[16],[33]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 17 |  | (1,662) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 123 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,617 | [2],[9],[33] | 3,421 |  |
Gross Additions |  |  |  |  | 0 |  | 5 |  |
Gross Reductions |  |  |  |  | 45 |  | 1,713 |  |
Ending balance |  | $ 1,572 | [5],[10],[17] | $ 1,713 | $ 1,572 | [5],[10],[17] | 1,713 |  |
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 8.00% | [14],[20],[21],[22],[23] |  | 8.00% | [14],[20],[21],[22],[23] |  | 8.00% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.55% | [14],[20],[21] |  | 11.55% | [14],[20],[21] |  | 11.85% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,840 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,164 |  |  | $ 3,164 |  |  |  |
Investment, Identifier [Axis]: Roof Opco, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.55% | [14],[20],[21] |  | 13.55% | [14],[20],[21] |  | 13.85% | [12],[24],[28]
Spread |  | 9.00% | [14],[20],[21],[22] |  | 9.00% | [14],[20],[21],[22] |  | 9.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,815 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,162 |  |  | $ 3,162 |  |  |  |
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.94% | [14],[20],[21] |  | 11.94% | [14],[20],[21] |  | 12.52% | [12],[24],[28]
Spread |  | 7.75% | [14],[20],[21],[22] |  | 7.75% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
PIK Rate |  | 2.00% | [14],[15],[20],[21] |  | 2.00% | [14],[15],[20],[21] |  | 2.00% | [12],[16],[24],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 6,542 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 4,107 |  |  | $ 4,107 |  |  |  |
Investment, Identifier [Axis]: Rug Doctor, LLC., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.94% | [14],[20],[21] |  | 11.94% | [14],[20],[21] |  | 12.52% | [12],[24],[28]
Spread |  | 7.75% | [14],[20],[21],[22] |  | 7.75% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
PIK Rate |  | 2.00% | [14],[15],[20],[21] |  | 2.00% | [14],[15],[20],[21] |  | 2.00% | [12],[16],[24],[28]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 8,277 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 7,654 |  |  | 7,654 |  |  |  |
Investment, Identifier [Axis]: SI East, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 210 |  | (1,000) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 104 |  | 665 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 4,550 |  | 6,390 |  |
Gross Additions |  |  |  |  | 210 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 1,000 |  |
Ending balance |  | $ 4,760 | [5],[10] | $ 5,390 | $ 4,760 | [5],[10] | $ 5,390 |  |
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.85% |  | 11.75% | 11.85% |  | 11.75% |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (1) |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 73 |  | 64 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 750 |  | 375 |  |
Gross Additions |  |  |  |  | 1 |  | 750 |  |
Gross Reductions |  |  |  |  | 1 |  | 375 |  |
Ending balance |  | $ 750 |  | $ 750 | $ 750 |  | 750 |  |
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.78% |  |  | 12.78% |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 12 |  | (161) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 2,193 |  | 947 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 22,554 |  | 18,179 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 209 |  | 18,179 |  |
Ending balance |  | $ 22,345 |  | $ 0 | 22,345 |  | $ 0 |  |
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 12.63% |  |  | 12.63% |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 22 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 1,213 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 0 |  |
Gross Additions |  |  |  |  |  |  | 22,554 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | $ 22,554 |  |  | 22,554 |  |
Investment, Identifier [Axis]: SI East, LLC, Preferred Member Units |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[25] |  |  |  | $ 4,550 |  |  |  |
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.85% | [10] |  | 11.85% | [10] |  | 11.75% | [9]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | $ 750 |  |  |  |
Ending balance | [5],[10] | $ 750 |  |  | $ 750 |  |  |  |
Investment, Identifier [Axis]: SI East, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.78% | [10],[53] |  | 12.78% | [10],[53] |  | 12.79% | [9],[54]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[54] |  |  |  | $ 22,554 |  |  |  |
Ending balance | [5],[10],[53] | $ 22,345 |  |  | 22,345 |  |  |  |
Investment, Identifier [Axis]: SPAU Holdings, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 190 |  |  |  |
Ending balance | [5],[14],[20] | $ 200 |  |  | $ 200 |  |  |  |
Investment, Identifier [Axis]: SPAU Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21],[27] | 11.24% |  |  | 11.24% |  |  |  |
Spread |  | 7.00% | [14],[20],[21],[22],[27] |  | 7.00% | [14],[20],[21],[22],[27] |  | 7.50% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 1,000 |  |  | $ 1,000 |  |  |  |
Investment, Identifier [Axis]: SPAU Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.15% | [14],[20],[21] |  | 11.15% | [14],[20],[21] |  | 11.98% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 4,875 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 4,837 |  |  | 4,837 |  |  |  |
Investment, Identifier [Axis]: Slick Innovations, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 630 |  |  |  |
Ending balance | [5],[14],[26] | $ 520 |  |  | $ 520 |  |  |  |
Investment, Identifier [Axis]: Slick Innovations, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 14.00% | [14] |  | 14.00% | [14] |  | 14.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 4,080 |  |  |  |
Ending balance | [5],[14] | $ 6,270 |  |  | 6,270 |  |  |  |
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 62 |  |  |  |
Ending balance | [5],[14],[20] | $ 66 |  |  | $ 66 |  |  |  |
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.26% |  |  | 9.26% |  |  |  |
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.25% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ 0 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 595 |  |  | $ 595 |  |  |  |
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.26% | [14],[20],[21] |  | 9.26% | [14],[20],[21] |  | 9.71% | [12],[24],[28]
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 4,388 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 33,214 |  |  | $ 33,214 |  |  |  |
Investment, Identifier [Axis]: South Coast Terminals Holdings, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.26% |  |  | 9.26% |  |  |  |
Spread | [14],[20],[21],[22] | 5.00% |  |  | 5.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 6,542 |  |  | $ 6,542 |  |  |  |
Investment, Identifier [Axis]: Student Resource Center, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[20] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Student Resource Center, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[24] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 0 | $ 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.50% | [10],[20] |  | 8.50% | [10],[20] |  | 8.50% | [9],[24]
PIK Rate |  | 8.50% | [10],[15],[20] |  | 8.50% | [10],[15],[20] |  | 8.50% | [9],[16],[24]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 620 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 14 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[24] |  |  |  | 227 |  |  |  |
Gross Additions |  |  |  |  | 634 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[20] | $ 861 |  |  | $ 861 |  |  |  |
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt 1.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 8.50% |  |  | 8.50% |  |
PIK Rate |  |  |  | 8.50% |  |  | 8.50% |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | (1,717) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 3,543 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 1,717 |  |
Ending balance |  |  |  | $ 1,826 |  |  | $ 1,826 |  |
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.50% | [10],[17],[20] |  | 8.50% | [10],[17],[20] |  | 8.50% | [9],[24],[33]
PIK Rate |  | 8.50% | [10],[15],[17],[20] |  | 8.50% | [10],[15],[17],[20] |  | 8.50% | [9],[16],[24],[33]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (331) |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[24],[33] |  |  |  | 1,826 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 331 |  |  |  |
Ending balance | [5],[10],[17],[20] | $ 1,495 |  |  | $ 1,495 |  |  |  |
Investment, Identifier [Axis]: Student Resource Center, LLC, Secured Debt 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  |  |  | 8.50% |  |  | 8.50% |  |
PIK Rate |  |  |  | 8.50% |  |  | 8.50% |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  |  | 0 |  |
Gross Additions |  |  |  |  |  |  | 223 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  |  |  | $ 223 |  |  | 223 |  |
Investment, Identifier [Axis]: TEC Services, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 5.50% | [14],[20],[21],[22],[23] |  | 5.50% | [14],[20],[21],[22],[23] |  | 5.75% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (7) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (6) |  |  | $ (6) |  |  |  |
Investment, Identifier [Axis]: TEC Services, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 5.50% | [14],[20],[21],[22],[23] |  | 5.50% | [14],[20],[21],[22],[23] |  | 5.75% | [12],[24],[28],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | $ (5) |  |  |  |
Ending balance | [5],[14],[20],[21],[23] | $ (4) |  |  | $ (4) |  |  |  |
Investment, Identifier [Axis]: TEC Services, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.60% | [14],[20],[21] |  | 9.60% | [14],[20],[21] |  | 10.13% | [12],[24],[28]
Spread |  | 5.50% | [14],[20],[21],[22] |  | 5.50% | [14],[20],[21],[22] |  | 5.75% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,299 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,301 |  |  | 2,301 |  |  |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 3 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[17],[47] | 12.00% |  |  | 12.00% |  |  |  |
PIK Rate | [10],[15],[17],[47] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[17],[47] | $ 227 |  |  | $ 227 |  |  |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [10],[17],[47] | 12.00% |  |  | 12.00% |  |  |  |
PIK Rate | [10],[15],[17],[47] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[10],[17],[47] | $ 641 |  |  | $ 641 |  |  |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Preferred Member Units 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 0 | $ 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% |  | 12.00% | 12.00% |  | 12.00% | 12.00% | [9],[33],[34]
PIK Rate |  | 12.00% |  | 12.00% | 12.00% |  | 12.00% | 12.00% | [9],[16],[33],[34]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 56 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 14 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 412 | [2],[9],[33],[34] | 432 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 185 |  | 0 |  |
Ending balance |  | $ 227 |  | $ 432 | $ 227 |  | $ 432 |  |
Investment, Identifier [Axis]: Tedder Industries, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% |  | 12.00% | 12.00% |  | 12.00% | 12.00% | [9],[33],[34]
PIK Rate |  | 12.00% |  | 12.00% | 12.00% |  | 12.00% | 12.00% | [9],[16],[33],[34]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (260) |  | (2,401) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 115 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 901 | [2],[9],[33],[34] | 3,565 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 260 |  | 2,401 |  |
Ending balance |  | $ 641 |  | $ 1,164 | 641 |  | 1,164 |  |
Investment, Identifier [Axis]: Tex Tech Tennis, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[37] |  |  |  | 2,290 |  |  |  |
Ending balance | [5],[14],[20],[36] | 2,620 |  |  | 2,620 |  |  |  |
Investment, Identifier [Axis]: The Affiliati Network, LLC, Preferred Stock 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 72 |  |  |  |
Ending balance | [5],[14] | 78 |  |  | 78 |  |  |  |
Investment, Identifier [Axis]: The Affiliati Network, LLC, Preferred Stock 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 1,600 |  |  |  |
Ending balance | [5],[14],[26] | $ 1,600 |  |  | $ 1,600 |  |  |  |
Investment, Identifier [Axis]: The Affiliati Network, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14] |  | 10.00% | [14] |  | 10.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 98 |  |  |  |
Ending balance | [5],[14] | $ 139 |  |  | $ 139 |  |  |  |
Investment, Identifier [Axis]: The Affiliati Network, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% | [14] |  | 10.00% | [14] |  | 10.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 1,274 |  |  |  |
Ending balance | [5],[14] | $ 1,163 |  |  | $ 1,163 |  |  |  |
Investment, Identifier [Axis]: Titan Meter Midco Corp., Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 8.00% | [14],[20] |  | 8.00% | [14],[20] |  | 8.00% | [12],[24]
PIK Rate |  | 8.00% | [14],[15],[20] |  | 8.00% | [14],[15],[20] |  | 8.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 540 |  |  |  |
Ending balance | [5],[14],[20] | $ 540 |  |  | $ 540 |  |  |  |
Investment, Identifier [Axis]: Titan Meter Midco Corp., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.50% |  |  | 10.50% |  |  |  |
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [12],[24],[29],[30]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[30] |  |  |  | $ (40) |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 554 |  |  | $ 554 |  |  |  |
Investment, Identifier [Axis]: Titan Meter Midco Corp., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.50% | [14],[20],[21] |  | 10.50% | [14],[20],[21] |  | 10.83% | [12],[24],[28]
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 13,049 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 12,950 |  |  | $ 12,950 |  |  |  |
Investment, Identifier [Axis]: Titan Meter Midco Corp., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.50% |  |  | 10.50% |  |  |  |
Spread | [14],[20],[21],[22] | 6.50% |  |  | 6.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,657 |  |  | $ 1,657 |  |  |  |
Investment, Identifier [Axis]: Titan Meter Midco Corp., Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 10.50% |  |  | 10.50% |  |  |  |
Spread | [14],[20],[21],[22] | 6.50% |  |  | 6.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,875 |  |  | $ 1,875 |  |  |  |
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Common Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 1,200 |  | (800) |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 22 |  | 22 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 2,140 | [2],[9],[25] | 3,180 |  |
Gross Additions |  |  |  |  | 1,200 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 800 |  |
Ending balance |  | 3,340 | [5],[10],[26] | 2,380 | 3,340 | [5],[10],[26] | 2,380 |  |
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  |  |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  |  |  | 1 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | (1) | [2],[9],[30] | 0 |  |
Gross Additions |  |  |  |  |  |  | 0 |  |
Gross Reductions |  |  |  |  |  |  | 0 |  |
Ending balance |  | 0 | [5],[10],[23] | $ 0 | 0 | [5],[10],[23] | $ 0 |  |
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 1a |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  |  |  |
Gross Additions |  |  |  |  | 0 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance |  | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Trantech Radiator Topco, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.50% | [10] | 13.50% | 13.50% | [10] | 13.50% | 13.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 15 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 208 |  | 204 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 1,962 | [2],[9] | 1,980 |  |
Gross Additions |  |  |  |  | 5 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 1,967 | [5],[10] | $ 1,980 | $ 1,967 | [5],[10] | 1,980 |  |
Investment, Identifier [Axis]: U.S. TelePacific Corp., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.72% | [13],[14],[17],[21] |  | 11.72% | [13],[14],[17],[21] |  | 11.90% | [11],[12],[28],[33]
Spread |  | 7.40% | [13],[14],[17],[21],[22] |  | 7.40% | [13],[14],[17],[21],[22] |  | 7.40% | [11],[12],[28],[29],[33]
PIK Rate |  | 6.25% | [13],[14],[15],[17],[21] |  | 6.25% | [13],[14],[15],[17],[21] |  | 6.00% | [11],[12],[16],[28],[33]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28],[33] |  |  |  | $ 2,686 |  |  |  |
Ending balance | [5],[13],[14],[17],[21] | $ 2,730 |  |  | 2,730 |  |  |  |
Investment, Identifier [Axis]: U.S. TelePacific Corp., Secured Debt 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[33] |  |  |  | 0 |  |  |  |
Ending balance | [5],[13],[14],[17] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: UPS Intermediate, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 412 |  |  |  |
Ending balance | [5],[14],[20] | $ 440 |  |  | $ 440 |  |  |  |
Investment, Identifier [Axis]: UPS Intermediate, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.41% | [14],[20],[21] |  | 10.41% | [14],[20],[21] |  | 10.36% | [12],[24],[28]
Spread |  | 6.25% | [14],[20],[21],[22] |  | 6.25% | [14],[20],[21],[22] |  | 6.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 19,294 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 19,197 |  |  | $ 19,197 |  |  |  |
Investment, Identifier [Axis]: Urgent DSO LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.00% | [10],[26] |  | 9.00% | [10],[26] |  | 9.00% | [9],[25]
PIK Rate |  | 9.00% | [10],[15],[26] |  | 9.00% | [10],[15],[26] |  | 9.00% | [9],[16],[25]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 74 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[25] |  |  |  | 1,080 |  |  |  |
Gross Additions |  |  |  |  | 74 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10],[26] | $ 1,154 |  |  | $ 1,154 |  |  |  |
Investment, Identifier [Axis]: Urgent DSO LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.50% | [10] |  | 13.50% | [10] |  | 13.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 235 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 2,145 |  |  |  |
Gross Additions |  |  |  |  | 10 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10] | $ 2,155 |  |  | $ 2,155 |  |  |  |
Investment, Identifier [Axis]: UserZoom Technologies, Inc., Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.63% | [14],[20],[21] |  | 11.63% | [14],[20],[21] |  | 12.75% | [12],[24],[28]
Spread |  | 7.50% | [14],[20],[21],[22] |  | 7.50% | [14],[20],[21],[22] |  | 7.50% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 3,000 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 3,000 |  |  | 3,000 |  |  |  |
Investment, Identifier [Axis]: VORTEQ Coil Finishers, LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[25] |  |  |  | 1,950 |  |  |  |
Ending balance | [5],[14],[20],[26] | 2,340 |  |  | 2,340 |  |  |  |
Investment, Identifier [Axis]: VVS Holdco LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 25 |  | 80 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,060 | [2],[9],[25],[37] | 3,060 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 3,060 | [5],[10],[26],[36] | $ 3,060 | $ 3,060 | [5],[10],[26],[36] | $ 3,060 |  |
Investment, Identifier [Axis]: VVS Holdco LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 6.00% | [10],[21],[22],[23] | 6.00% | 6.00% | [10],[21],[22],[23] | 6.00% | 6.00% | [9],[28],[29],[30]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 3 |  | 3 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[9],[28],[30] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 | [5],[10],[21],[23] | $ 0 | $ 0 | [5],[10],[21],[23] | $ 0 |  |
Investment, Identifier [Axis]: VVS Holdco LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.50% | [10] | 11.50% | 11.50% | [10] | 11.50% | 11.50% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 577 |  | 638 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 6,366 | [2],[9] | 6,926 |  |
Gross Additions |  |  |  |  | 31 |  | 36 |  |
Gross Reductions |  |  |  |  | 320 |  | 290 |  |
Ending balance |  | $ 6,077 | [5],[10] | $ 6,672 | 6,077 | [5],[10] | 6,672 |  |
Investment, Identifier [Axis]: Victory Energy Operations, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 61 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 69 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 3,644 |  |  |  |
Gross Additions |  |  |  |  | 61 |  |  |  |
Gross Reductions |  |  |  |  | 35 |  |  |  |
Ending balance | [5],[10],[26] | 3,670 |  |  | 3,670 |  |  |  |
Investment, Identifier [Axis]: Victory Energy Operations, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 10 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9],[30] |  |  |  | (5) |  |  |  |
Gross Additions |  |  |  |  | 273 |  |  |  |
Gross Reductions |  |  |  |  | 277 |  |  |  |
Ending balance | [5],[10],[23] | $ (9) |  |  | $ (9) |  |  |  |
Investment, Identifier [Axis]: Victory Energy Operations, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.00% | [10] |  | 13.00% | [10] |  | 13.00% | [9]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  |  |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  |  |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 799 |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[9] |  |  |  | 7,529 |  |  |  |
Gross Additions |  |  |  |  | 34 |  |  |  |
Gross Reductions |  |  |  |  | 0 |  |  |  |
Ending balance | [5],[10] | $ 7,563 |  |  | $ 7,563 |  |  |  |
Investment, Identifier [Axis]: Vitesse Systems, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.28% | [14],[20],[27] |  | 11.28% | [14],[20],[27] |  | 11.55% | [12],[24]
Spread |  | 7.00% | [14],[20],[22],[27] |  | 7.00% | [14],[20],[22],[27] |  | 7.00% | [12],[24],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 1,705 |  |  |  |
Ending balance | [5],[14],[20],[27] | $ 2,273 |  |  | $ 2,273 |  |  |  |
Investment, Identifier [Axis]: Vitesse Systems, Secured Debt 1, Secured Overnight Financing Rate |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread |  | 4.00% |  |  | 4.00% |  |  |  |
Investment, Identifier [Axis]: Vitesse Systems, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.26% | [14],[20],[21] |  | 11.26% | [14],[20],[21] |  | 11.47% | [12],[24],[28]
Spread |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 12,375 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 12,281 |  |  | 12,281 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | 1,578 |  |  | 1,578 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | 0 |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 3 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8] | $ 0 |  |  | $ 0 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [8],[47] | 10.00% |  |  | 10.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[8],[47] | $ 900 |  |  | $ 900 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Common Stock |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[7] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 1 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[7] |  |  |  | 3,004 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 1.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 |  | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | 0 |  | 0 | 0 |  | 0 |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 2 |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[7] |  |  |  | 0 |  |  |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 2.1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 10 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | (694) |  | 1,895 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 3,004 |  | 3,110 |  |
Gross Additions |  |  |  |  | 9 |  | 1,895 |  |
Gross Reductions |  |  |  |  | 1,435 |  | 1,805 |  |
Ending balance |  | 1,578 |  | 3,200 | 1,578 |  | 3,200 |  |
Investment, Identifier [Axis]: Volusion, LLC, Preferred Member Units 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Amount of Realized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 0 |  | 0 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 0 | [2],[7] | 0 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 0 |  | $ 0 | $ 0 |  | $ 0 |  |
Investment, Identifier [Axis]: Volusion, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.00% |  | 10.00% | 10.00% |  | 10.00% | 10.00% | [7]
Amount of Realized Gain/(Loss) |  |  |  |  | $ 0 |  | $ 0 |  |
Amount of Unrealized Gain/(Loss) |  |  |  |  | 0 |  | 0 |  |
Amount of Interest, Fees or Dividends Credited to Income |  |  |  |  | 68 |  | 69 |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  | 900 | [2],[7] | 900 |  |
Gross Additions |  |  |  |  | 0 |  | 0 |  |
Gross Reductions |  |  |  |  | 0 |  | 0 |  |
Ending balance |  | $ 900 |  | $ 900 | 900 |  | $ 900 |  |
Investment, Identifier [Axis]: Wall Street Prep, Inc., Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | 1,510 |  |  |  |
Investment, Identifier [Axis]: Wall Street Prep, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Spread | [12],[24],[28],[29],[30] |  |  |  |  |  |  | 7.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28],[30] |  |  |  | (3) |  |  |  |
Investment, Identifier [Axis]: Wall Street Prep, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.74% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 2,199 |  |  |  |
Investment, Identifier [Axis]: Wash & Wax Systems LLC, Common Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 430 |  |  | $ 430 |  |  |  |
Investment, Identifier [Axis]: Wash & Wax Systems LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.81% |  |  | 9.81% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1 |  |  | $ 1 |  |  |  |
Investment, Identifier [Axis]: Wash & Wax Systems LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.78% |  |  | 9.78% |  |  |  |
Spread | [14],[20],[21],[22] | 5.50% |  |  | 5.50% |  |  |  |
PIK Rate | [14],[15],[20] | 9.78% |  |  | 9.78% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,046 |  |  | $ 1,046 |  |  |  |
Investment, Identifier [Axis]: Wash & Wax Systems LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20] | 12.00% |  |  | 12.00% |  |  |  |
PIK Rate | [14],[15],[20] | 12.00% |  |  | 12.00% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20] | $ 693 |  |  | $ 693 |  |  |  |
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14],[20] |  | 12.00% | [14],[20] |  | 12.00% | [12],[24]
PIK Rate |  | 4.00% | [14],[15],[20] |  | 4.00% | [14],[15],[20] |  | 4.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 292 |  |  |  |
Ending balance | [5],[14],[20] | $ 266 |  |  | $ 266 |  |  |  |
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14],[20] |  | 12.00% | [14],[20] |  | 12.00% | [12],[24]
PIK Rate |  | 4.00% | [14],[15],[20] |  | 4.00% | [14],[15],[20] |  | 4.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 50 |  |  |  |
Ending balance | [5],[14],[20] | $ 46 |  |  | $ 46 |  |  |  |
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14],[20] |  | 12.00% | [14],[20] |  | 12.00% | [12],[24]
PIK Rate |  | 4.00% | [14],[15],[20] |  | 4.00% | [14],[15],[20] |  | 4.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 2,076 |  |  |  |
Ending balance | [5],[14],[20] | $ 1,891 |  |  | $ 1,891 |  |  |  |
Investment, Identifier [Axis]: Watterson Brands, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.00% | [14],[20] |  | 12.00% | [14],[20] |  | 12.00% | [12],[24]
PIK Rate |  | 4.00% | [14],[15],[20] |  | 4.00% | [14],[15],[20] |  | 4.00% | [12],[16],[24]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24] |  |  |  | $ 1,874 |  |  |  |
Ending balance | [5],[14],[20] | $ 1,706 |  |  | 1,706 |  |  |  |
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Common Stock |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[25] |  |  |  | 640 |  |  |  |
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 9.47% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 5.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 658 |  |  |  |
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 9.60% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 5.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 2,917 |  |  |  |
Investment, Identifier [Axis]: West Star Aviation Acquisition, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 9.60% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 5.00% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,452 |  |  |  |
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.77% | [14],[20],[21],[27] |  | 11.77% | [14],[20],[21],[27] |  | 12.81% | [12],[24],[28]
Spread |  | 7.50% | [14],[20],[21],[22],[27] |  | 7.50% | [14],[20],[21],[22],[27] |  | 8.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,672 |  |  |  |
Ending balance | [5],[14],[20],[21],[27] | $ 1,611 |  |  | $ 1,611 |  |  |  |
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.05% | [14],[20],[21] |  | 12.05% | [14],[20],[21] |  | 12.85% | [12],[24],[28]
Spread |  | 7.50% | [14],[20],[21],[22] |  | 7.50% | [14],[20],[21],[22] |  | 8.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,276 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,343 |  |  | $ 2,343 |  |  |  |
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.05% | [14],[20],[21] |  | 11.05% | [14],[20],[21] |  | 11.85% | [12],[24],[28]
Spread |  | 6.50% | [14],[20],[21],[22] |  | 6.50% | [14],[20],[21],[22] |  | 7.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 8,794 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 9,050 |  |  | $ 9,050 |  |  |  |
Investment, Identifier [Axis]: Winter Services LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 13.05% | [14],[20],[21] |  | 13.05% | [14],[20],[21] |  | 13.85% | [12],[24],[28]
Spread |  | 8.50% | [14],[20],[21],[22] |  | 8.50% | [14],[20],[21],[22] |  | 9.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 8,794 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 9,050 |  |  | 9,050 |  |  |  |
Investment, Identifier [Axis]: World Micro Holdings, LLC, Preferred Equity |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[25] |  |  |  | 530 |  |  |  |
Ending balance | [5],[14],[20],[26] | $ 530 |  |  | $ 530 |  |  |  |
Investment, Identifier [Axis]: World Micro Holdings, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.00% | [14],[20] |  | 11.00% | [14],[20] |  | 13.00% | [12]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12] |  |  |  | $ 1,468 |  |  |  |
Ending balance | [5],[14],[20] | $ 1,352 |  |  | $ 1,352 |  |  |  |
Investment, Identifier [Axis]: Xenon Arc, Inc., Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 9.85% | [14],[20],[21] |  | 9.85% | [14],[20],[21] |  | 9.70% | [12],[24],[28]
Spread |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [14],[20],[21],[22] |  | 5.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 1,176 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 1,167 |  |  | $ 1,167 |  |  |  |
Investment, Identifier [Axis]: Xenon Arc, Inc., Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.18% | [14],[20],[21] |  | 10.18% | [14],[20],[21] |  | 9.98% | [12],[24],[28]
Spread |  | 5.75% | [14],[20],[21],[22] |  | 5.75% | [14],[20],[21],[22] |  | 5.25% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 2,328 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 2,310 |  |  | $ 2,310 |  |  |  |
Investment, Identifier [Axis]: Xenon Arc, Inc., Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [14],[20],[21] | 9.85% |  |  | 9.85% |  |  |  |
Spread | [14],[20],[21],[22] | 5.75% |  |  | 5.75% |  |  |  |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 605 |  |  | $ 605 |  |  |  |
Investment, Identifier [Axis]: YS Garments, LLC, Secured Debt |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 11.92% | [13],[14],[21] |  | 11.92% | [13],[14],[21] |  | 12.25% | [11],[12],[28]
Spread |  | 7.50% | [13],[14],[21],[22] |  | 7.50% | [13],[14],[21],[22] |  | 7.50% | [11],[12],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[11],[12],[28] |  |  |  | $ 4,661 |  |  |  |
Ending balance | [5],[13],[14],[21] | $ 4,171 |  |  | $ 4,171 |  |  |  |
Investment, Identifier [Axis]: ZRG Partners, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 12.50% | [14],[20],[21] |  | 12.50% | [14],[20],[21] |  | 12.50% | [12],[24],[28]
Spread |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [14],[20],[21],[22] |  | 5.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 86 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 648 |  |  | $ 648 |  |  |  |
Investment, Identifier [Axis]: ZRG Partners, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.31% | [14],[20],[21],[50] |  | 10.31% | [14],[20],[21],[50] |  | 10.74% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22],[50] |  | 6.00% | [14],[20],[21],[22],[50] |  | 6.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 517 |  |  |  |
Ending balance | [5],[14],[20],[21],[50] | $ 1,469 |  |  | $ 1,469 |  |  |  |
Investment, Identifier [Axis]: ZRG Partners, LLC, Secured Debt 3 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.17% | [14],[20],[21] |  | 10.17% | [14],[20],[21] |  | 10.28% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 817 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 811 |  |  | $ 811 |  |  |  |
Investment, Identifier [Axis]: ZRG Partners, LLC, Secured Debt 4 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate |  | 10.14% | [14],[20],[21] |  | 10.14% | [14],[20],[21] |  | 10.66% | [12],[24],[28]
Spread |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [14],[20],[21],[22] |  | 6.00% | [12],[24],[28],[29]
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 5,852 |  |  |  |
Ending balance | [5],[14],[20],[21] | $ 5,802 |  |  | 5,802 |  |  |  |
Investment, Identifier [Axis]: Zips Car Wash, LLC, Secured Debt 1 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.91% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 11.91% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | 2,025 |  |  |  |
Investment, Identifier [Axis]: Zips Car Wash, LLC, Secured Debt 2 |  |  |  |  |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |  |  |  |  |
Total Rate | [12],[24],[28] |  |  |  |  |  |  | 11.91% |
Spread | [12],[24],[28],[29] |  |  |  |  |  |  | 7.25% |
PIK Rate | [12],[16],[24],[28] |  |  |  |  |  |  | 11.91% |
Investments in and Advances to Affiliates, at Fair Value [Roll Forward] |  |  |  |  |  |  |  |  |
Beginning balance | [2],[12],[24],[28] |  |  |  | $ 508 |  |  |  |
[1] | All portfolio company headquarters are based in the United States, unless otherwise noted.
[2] | Investment Fair Value was determined using significant unobservable inputs, unless otherwise noted. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for further discussion. Negative fair value is the result of the capitalized discount on the loan or the unfunded commitment being valued below par.
[3] | All investments are LMM portfolio investments, unless otherwise noted. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of LMM portfolio investments. All of the Fund’s investments, unless otherwise noted, are encumbered as security for one of the Fund’s Credit Facilities.
[4] | All portfolio company headquarters are based in the United States, unless otherwise noted.
[5] | Investment Fair Value was determined using significant unobservable inputs, unless otherwise noted. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for further discussion. Negative fair value is the result of the capitalized discount on the loan or the unfunded commitment being valued below par.
[6] | All investments are LMM (as defined below) portfolio investments, unless otherwise noted. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of LMM portfolio investments. All of the Fund’s investments, unless otherwise noted, are encumbered as security for one of the Credit Facilities (as defined below).
[7] | Control” investments are defined by the 1940 Act as investments in which more than 25% of the voting securities are owned or where the ability to nominate greater than 50% of the board representation is maintained.
[8] | Control” investments are defined by the 1940 Act (as defined below) as investments in which more than 25% of the voting securities are owned or where the ability to nominate greater than 50% of the board representation is maintained.
[9] | Affiliate” investments are defined by the 1940 Act as investments in which between 5% and 25% (inclusive) of the voting securities are owned and the investments are not classified as Control investments.
[10] | Affiliate” investments are defined by the 1940 Act as investments in which between 5% and 25% (inclusive) of the voting securities are owned and the investments are not classified as Control investments.
[11] | Middle Market portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Middle Market portfolio investments.
[12] | Non-Control/Non-Affiliate” investments are defined by the 1940 Act as investments that are neither Control investments nor Affiliate investments.
[13] | Middle Market (as defined below) portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Middle Market portfolio investments.
[14] | Non-Control/Non-Affiliate” investments are defined by the 1940 Act as investments that are neither Control investments nor Affiliate investments.
[15] | Investments may have a portion, or all, of their income received from Paid-in-Kind (“PIK”) interest or dividends. PIK interest income and cumulative dividend income represent income not paid currently in cash. The difference between the Total Rate and PIK Rate represents the cash rate as of September 30, 2025.
[16] | Investments may have a portion, or all, of their income received from PIK interest or dividends. PIK interest income and cumulative dividend income represent income not paid currently in cash. The difference between the Total Rate and PIK Rate represents the cash rate as of December 31, 2024.
[17] | Non-accrual and non-income producing debt investment.
[18] | Warrants are presented in equivalent shares/units with a strike price of $0.01 per share/unit.
[19] | Warrants are presented in equivalent shares/units with a strike price of $0.01 per share/unit.
[20] | Private Loan (as defined below) portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Private Loan portfolio investments.
[21] | Index based floating interest rate is subject to contractual minimum interest rate. As noted in this schedule, 97% of the loans (based on the par amount) contain Secured Overnight Financing Rate (“SOFR”) floors which range between 0.75% and 5.25%, with a weighted-average floor of 1.29%.
[22] | A majority of the variable rate loans in the Investment Portfolio (as defined below) bear interest at a rate that may be determined by reference to either SOFR (“SF”) or an alternate base rate (commonly based on the federal funds rate or the prime rate (“P”)), which typically resets every one, three, or six months at the borrower’s option. SOFR based contracts may include a credit spread adjustment (the “Adjustment”) that is charged in addition to the stated spread. The Adjustment is applied when the SOFR, plus the Adjustment, exceeds the stated floor rate, as applicable. As of September 30, 2025, SOFR based contracts in the portfolio had Adjustments ranging fro m 0.10% to 0.26%.
[23] | The position is unfunded and no interest income is being earned as of September 30, 2025. The position may earn a nominal unused facility fee on committed amounts.
[24] | Private Loan portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Private Loan portfolio investments.
[25] | Income producing through dividends or distributions.
[26] | Income producing through dividends or distributions.
[27] | Revolving line of credit facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of September 30, 2025.
[28] | Index based floating interest rate is subject to contractual minimum interest rate. As noted in this schedule, 96% of the loans (based on the par amount) contain SOFR floors which range between 0.75% and 5.25%, with a weighted-average floor of 1.28%.
[29] | A majority of the variable rate loans in the Investment Portfolio bear interest at a rate that may be determined by reference to either SOFR (“SF”) or an alternate base rate (commonly based on the federal funds rate or the prime rate (“P”)), which typically resets every one, three, or six months at the borrower’s option. SOFR based contracts may include a credit spread adjustment (the “Adjustment”) that is charged in addition to the stated spread. The Adjustment is applied when the SOFR, plus the Adjustment, exceeds the stated floor rate, as applicable. As of December 31, 2024, SOFR based contracts in the portfolio had Adjustments ranging fro m 0.10% to 0.26%.
[30] | The position is unfunded and no interest income is being earned as of December 31, 2024. The position may earn a nominal unused facility fee on committed amounts.
[31] | Index based floating interest rate is subject to contractual maximum base rate of 3.00%.
[32] | Index based floating interest rate is subject to contractual maximum base rate of 3.00%.
[33] | Non-accrual and non-income producing debt investment.
[34] | Maturity date is under on-going negotiations with the portfolio company and other lenders, if applicable.
[35] | Revolving line of credit facility permits the borrower to make an interest rate election regarding the base rate on each draw under the facility. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2024.
[36] | Shares/Units represent ownership in a related real estate or holding entity.
[37] | Shares/Units represent ownership in a related real estate or holding entity.
[38] | Investment purchased through a distressed sale with the intention to be sold on a short-term basis.
[39] | Investment is not a qualifying asset as defined under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets.
[40] | Portfolio company headquarters are located outside of the United States.
[41] | Investment is not a qualifying asset as defined under Section 55(a) of the 1940 Act. Qualifying assets must represent at least 70% of total assets at the time of acquisition of any additional non-qualifying assets.
[42] | Portfolio company headquarters are located outside of the United States.
[43] | Investment is not unitized. Presentation is made in percent of fully diluted ownership unless otherwise indicated.
[44] | Other Portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Other Portfolio investments.
[45] | Investment is not unitized. Presentation is made in percent of fully diluted ownership unless otherwise indicated.
[46] | Other Portfolio investment. See Note C — Fair Value Hierarchy for Investments — Portfolio Composition for a description of Other Portfolio investments.
[47] | Maturity date is under on-going negotiations with the portfolio company and other lenders, if applicable.
[48] | Index based floating interest rate is subject to contractual maximum base rate of 4.00%.
[49] | Index based floating interest rate is subject to contractual maximum base rate of 4.00%
[50] | Each new draw or funding on the facility has a different floating rate reset date. The rate presented represents a weighted-average rate for borrowings under the facility, as of September 30, 2025.
[51] | Investment is accruing income at the fixed cash rate of 2.50% as of September 30, 2025.
[52] | Each new draw or funding on the facility has a different floating rate reset date. The rate presented represents a weighted-average rate for borrowings under the facility, as of December 31, 2024.
[53] | The Fund has entered into an intercreditor agreement that entitles the Fund to the “last out” tranche of the first lien secured loans, whereby the “first out” tranche will receive priority as to the “last out” tranche with respect to payments of principal, interest, and any other amounts due thereunder. Therefore, the Fund receives a higher interest rate than the contractual stated interest rate of 11.85% per the credit agreement and the Consolidated Schedule of Investments above reflects such higher rate.
[54] | The Fund has entered into an intercreditor agreement that entitles the Fund to the “last out” tranche of the first lien secured loans, whereby the “first out” tranche will receive priority as to the “last out” tranche with respect to payments of principal, interest, and any other amounts due thereunder. Therefore, the Fund receives a higher interest rate than the contractual stated interest rate of 11.75% per the credit agreement and the Consolidated Schedule of Investments above reflects such higher rate.

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