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Related Party Transactions - Additional Information (Details) $ in Millions |  | 12 Months Ended
--- | --- | ---
Dec. 05, 2022 USD ($) BusinessDays | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Related Party Transaction [Line Items] |  |  |
Initally contributed capital | $ 21.4 |  |
Debt instrument percentage |  | 6.00% |
Percentage of capital contribution invested in joint venture debt notes | 70.00% |  |
Percentage of capital contribution invested in joint venture common equity | 30.00% |  |
Percentage of Secured loan and equipment financing advance offered to purchase | 40.00% |  |
Percentage of principal amount of loan or equipment financing advance | 100 |  |
Percentage of fee for loan and advance | 50.00% |  |
Loan or advance fee payable number of days | BusinessDays | 2 |  |
Remaining percentage of fee for loan or advance | 50.00% |  |
Percentage of daily average aggregate value of outstanding loans and equipment financings | 75 |  |
Net proceeds for the sale of investments |  | $ 157.3 | $ 146.2
Maximum |  |  |
Related Party Transaction [Line Items] |  |  |
Percentage of Secured loan and equipment financing advance offered to purchase | 25.00% |  |
8.5% Notes |  |  |
Related Party Transaction [Line Items] |  |  |
Debt instrument percentage | 8.50% |  |
JV Partner |  |  |
Related Party Transaction [Line Items] |  |  |
Initally contributed capital | $ 150.0 |  |
Joint venture ownership percentage |  | 87.50% |
Senior Credit Corp 2022 LLC |  |  |
Related Party Transaction [Line Items] |  |  |
Joint venture ownership percentage |  | 12.50% |
Trinity Investor J V I L L C |  |  |
Related Party Transaction [Line Items] |  |  |
Initally contributed capital |  | $ 18.4 | 11.0
Total Investments at fair value |  | 219.1 | 151.6
Unfunded capital commitment |  | 3.0 | 10.4
Trinity Investor J V I L L C | Debt |  |  |
Related Party Transaction [Line Items] |  |  |
Total Investments at fair value |  | 12.9 | 7.7
Trinity Investor J V I L L C | Equity |  |  |
Related Party Transaction [Line Items] |  |  |
Total Investments at fair value |  | 5.5 |
Corporate Joint Venture | Other Assets |  |  |
Related Party Transaction [Line Items] |  |  |
Other receivables |  | 1.1 | 0.8
Corporate Joint Venture | Fee Income |  |  |
Related Party Transaction [Line Items] |  |  |
Origination and administrative agent fees |  | $ 3.2 | $ 2.2

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