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Schedule 12-14s - CONSOLIDATED SCHEDULE OF INVESTMENTS IN AND ADVANCES TO AFFILIATES - Summary of Schedule of Investment Gain/Loss (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | $ 493,591 | $ 460,668 | $ 321,688
Fair value beginning balance | 3,248,046 |  |
Total net change in unrealized appreciation (depreciation) | (31,209) | 25,010 | (85,063)
Fair value ending balance | 3,659,978 | 3,248,046 |
Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 13,549 | 4,737 |
Realized Gain (Loss) | 0 | 0 | 0
Fair value beginning balance | 115,004 | 76,458 |
Gross Additions | 1,734 | 29,175 |
Gross Reductions | 0 | (13,263) |
Total net change in unrealized appreciation (depreciation) | (3,559) | 22,634 | (278)
Fair value ending balance | 113,179 | 115,004 | 76,458
Majority Owned Control Investments | Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 12,857 | 4,047 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 103,487 | 68,416 |
Gross Additions | 1,734 | 15,912 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | (3,699) | 19,159 |
Fair value ending balance | 101,522 | 103,487 | 68,416
Other Control Investments | Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 692 | 690 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 11,517 | 8,042 |
Gross Additions | 0 | 13,263 |
Gross Reductions | 0 | (13,263) |
Total net change in unrealized appreciation (depreciation) | 140 | 3,475 |
Fair value ending balance | 11,657 | 11,517 | 8,042
Coronado Aesthetics, LLC | Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Realized Gain (Loss) | 0 | 0 | 0
Fair value beginning balance | 262 | 319 |
Total net change in unrealized appreciation (depreciation) | (193) | (57) | (246)
Fair value ending balance | 69 | 262 | 319
Coronado Aesthetics, LLC | Majority Owned Control Investments | Control investments | Preferred Stock |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 0 | 0 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 260 | 313 |
Gross Additions | 0 | 0 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | (191) | (53) |
Fair value ending balance | 69 | 260 | 313
Coronado Aesthetics, LLC | Majority Owned Control Investments | Control investments | Common Stock |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 0 | 0 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 2 | 6 |
Gross Additions | 0 | 0 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | (2) | (4) |
Fair value ending balance | 0 | 2 | 6
Gibraltar Acquisition LLC | Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 62,512 |  |
Total net change in unrealized appreciation (depreciation) | (4,983) | 9,656 |
Fair value ending balance | 59,263 | 62,512 |
Gibraltar Acquisition LLC | Majority Owned Control Investments | Control investments | Unsecured Debt |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 5,447 | 3,439 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 34,478 | 21,700 |
Gross Additions | 1,734 | 9,912 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | 0 | 2,866 |
Fair value ending balance | 36,212 | 34,478 | 21,700
Gibraltar Acquisition LLC | Majority Owned Control Investments | Control investments | Member Units |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 0 | 0 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 28,034 | 15,244 |
Gross Additions | 0 | 6,000 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | (4,983) | 6,790 |
Fair value ending balance | 23,051 | 28,034 | 15,244
Hercules Adviser LLC | Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Realized Gain (Loss) | 0 | 0 | 0
Fair value beginning balance | 40,713 | 31,153 |
Total net change in unrealized appreciation (depreciation) | 1,477 | 9,560 | 7,163
Fair value ending balance | 42,190 | 40,713 | 31,153
Hercules Adviser LLC | Majority Owned Control Investments | Control investments | Unsecured Debt |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 7,410 | 608 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 12,000 | 12,000 |
Gross Additions | 0 | 0 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | 0 | 0 |
Fair value ending balance | 12,000 | 12,000 | 12,000
Hercules Adviser LLC | Majority Owned Control Investments | Control investments | Member Units |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 0 | 0 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 28,713 | 19,153 |
Gross Additions | 0 | 0 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | 1,477 | 9,560 |
Fair value ending balance | 30,190 | 28,713 | 19,153
Tectura Corporation | Control investments |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Realized Gain (Loss) | 0 | 0 | 0
Fair value beginning balance | 11,517 | 8,042 |
Total net change in unrealized appreciation (depreciation) | 140 | 3,475 | (227)
Fair value ending balance | 11,657 | 11,517 | 8,042
Tectura Corporation | Other Control Investments | Control investments | Senior Secured Debt |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 692 | 690 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 8,250 | 8,042 |
Gross Additions | 0 | 0 |
Gross Reductions | 0 | (13,263) |
Total net change in unrealized appreciation (depreciation) | (223) | 13,471 |
Fair value ending balance | 8,027 | 8,250 | 8,042
Tectura Corporation | Other Control Investments | Control investments | Preferred Stock |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 0 | 0 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 3,263 | 0 |
Gross Additions | 0 | 13,263 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | 360 | (10,000) |
Fair value ending balance | 3,623 | 3,263 | 0
Tectura Corporation | Other Control Investments | Control investments | Common Stock |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |
Amount of Interest and Fees Credited to Income | 0 | 0 |
Realized Gain (Loss) | 0 | 0 |
Fair value beginning balance | 4 | 0 |
Gross Additions | 0 | 0 |
Gross Reductions | 0 | 0 |
Total net change in unrealized appreciation (depreciation) | 3 | 4 |
Fair value ending balance | $ 7 | $ 4 | $ 0

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