Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments - Schedule of Quantitative Information of Fair Value Measurements (Details)

v3.22.4
Fair Value of Financial Instruments - Schedule of Quantitative Information of Fair Value Measurements (Details)
$ in Thousands
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Debt Investments | Lower Middle Market | Expected Realizable Value | Maximum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.1064
Level 3 significant unobservable inputs | Equity and Warrant Investments    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 85,966 $ 118,884
Level 3 significant unobservable inputs | Market Comparable Companies | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments 30,086 26,587
Level 3 significant unobservable inputs | Liquidation | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments
Level 3 significant unobservable inputs | Liquidation | Minimum | Revenue Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 2.1 [1] 2.1 [2]
Level 3 significant unobservable inputs | Liquidation | Minimum | Discount for Lack of Marketability | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.8500 [3] 0.8400 [4]
Level 3 significant unobservable inputs | Liquidation | Maximum | Revenue Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 2.1 [1] 2.1 [2]
Level 3 significant unobservable inputs | Liquidation | Maximum | Discount for Lack of Marketability | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.8500 [3] 0.8400 [4]
Level 3 significant unobservable inputs | Liquidation | Weighted Average | Revenue Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 2.1 [1],[5] 2.1 [2],[6]
Level 3 significant unobservable inputs | Liquidation | Weighted Average | Discount for Lack of Marketability | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.8500 [3],[5] 0.8400 [4],[6]
Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 13,795 $ 24,910
Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Minimum | Market Equity Adjustment | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range (0.9782) [7] (0.8867) [8]
Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Maximum | Market Equity Adjustment | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1634 [7] 0.4722 [8]
Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Weighted Average | Market Equity Adjustment | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range (0.1669) [5],[7] 0.0081 [6],[8]
Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | EBITDA Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 12.4 [1] 20.6 [2]
Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | Revenue Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.7 [1] 1.0 [2]
Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | Tangible Book Value Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 1.6 [1] 2.5 [2]
Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | Discount for Lack of Marketability | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0811 [3] 0.1881 [4]
Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | EBITDA Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 12.4 [1] 20.6 [2]
Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | Revenue Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 16.1 [1] 18.4 [2]
Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | Tangible Book Value Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 1.6 [1] 2.5 [2]
Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | Discount for Lack of Marketability | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.2890 [3] 0.3469 [4]
Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | EBITDA Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 12.4 [1],[5] 20.6 [2],[6]
Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | Revenue Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 7.4 [1],[5] 11.8 [2],[6]
Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | Tangible Book Value Multiple | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 1.6 [1],[5] 2.5 [2],[6]
Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | Discount for Lack of Marketability | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1979 [3],[5] 0.2553 [4],[6]
Level 3 significant unobservable inputs | Discounted Cash Flow | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 19,153 $ 11,990
Level 3 significant unobservable inputs | Discounted Cash Flow | Minimum | Discount Rate | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1772 [9] 0.1593 [10]
Level 3 significant unobservable inputs | Discounted Cash Flow | Maximum | Discount Rate | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.3013 [9] 0.2530 [10]
Level 3 significant unobservable inputs | Discounted Cash Flow | Weighted Average | Discount Rate | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.2446 [5],[9] 0.2046 [6],[10]
Level 3 significant unobservable inputs | Other | Equity Securities    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 3,513 [11] $ 27,920 [12]
Level 3 significant unobservable inputs | Debt Investments    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments 2,795,444 2,209,599
Level 3 significant unobservable inputs | Debt Investments | Cost Approach    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments 392,168 757,889
Level 3 significant unobservable inputs | Debt Investments | Debt Investments Imminent Payoffs    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments [13] 77,676  
Level 3 significant unobservable inputs | Debt Investments | Debt Maturing Within One Year    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments 93,597 131,584
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Income Approach    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments   $ 247
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Income Approach | Minimum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.4000
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Income Approach | Maximum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.6000
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Income Approach | Weighted Average | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14]   0.5184
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 3,006  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies | Maximum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1471  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies | Maximum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0075  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies | Minimum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1471  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies | Minimum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0075  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies | Weighted Average | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [15] 0.1471  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Market Comparable Companies | Weighted Average | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [15] 0.0075  
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Expected Realizable Value    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments [16]   $ 7,500
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Expected Realizable Value | Minimum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [16]   1.0000
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Expected Realizable Value | Maximum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [16]   1.0000
Level 3 significant unobservable inputs | Debt Investments | Sustainable And Renewable Technology | Expected Realizable Value | Weighted Average | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14],[16]   1.0000
Level 3 significant unobservable inputs | Debt Investments | Technology | Income Approach    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 20,356 $ 20,425
Level 3 significant unobservable inputs | Debt Investments | Technology | Income Approach | Minimum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0100 0.0100
Level 3 significant unobservable inputs | Debt Investments | Technology | Income Approach | Maximum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.5000 0.3500
Level 3 significant unobservable inputs | Debt Investments | Technology | Income Approach | Weighted Average | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.3579 [15] 0.3295 [14]
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 967,108  
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Minimum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1205  
Level 3 significant unobservable inputs | Debt Investments | Technology | Liquidation    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 1,671 [17] $ 2,608 [18]
Level 3 significant unobservable inputs | Debt Investments | Technology | Liquidation | Minimum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0500 [18] 0.2000 [17]
Level 3 significant unobservable inputs | Debt Investments | Technology | Liquidation | Maximum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [18] 0.8000 0.5000
Level 3 significant unobservable inputs | Debt Investments | Technology | Liquidation | Weighted Average | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.4829 [15],[17] 0.4048 [14],[18]
Level 3 significant unobservable inputs | Debt Investments | Technology | Cost Approach    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments   $ 654,320
Level 3 significant unobservable inputs | Debt Investments | Technology | Cost Approach | Discount Rate    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [15] 0.1521  
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14]   0.0012
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Minimum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.0898
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Minimum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range (0.0100) (0.0050)
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Maximum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1853 0.1454
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Maximum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0150 0.0075
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Weighted Average | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14]   0.1164
Level 3 significant unobservable inputs | Debt Investments | Technology | Market Comparable Companies | Weighted Average | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [15] 0.0020  
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 903,427 $ 451,587
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies | Minimum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1174 0.0969
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies | Minimum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range (0.0075) (0.0050)
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies | Maximum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1904 0.1389
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies | Maximum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0175 0.0075
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies | Weighted Average | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1517 [15] 0.1134 [14]
Level 3 significant unobservable inputs | Debt Investments | Pharmaceuticals | Market Comparable Companies | Weighted Average | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0001 [15] 0.0006 [14]
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 328,393  
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Maximum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1849  
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Liquidation    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 8,042 [17] $ 8,269 [18]
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Liquidation | Minimum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [18] 0.2000 0.2000
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Liquidation | Maximum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [18] 0.8000 0.8000
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Liquidation | Weighted Average | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.8000 [15],[17] 0.8000 [14],[18]
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Cost Approach    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments   $ 3,100
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Cost Approach | Minimum | Discount Rate    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.0517
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Cost Approach | Maximum | Discount Rate    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.0517
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Cost Approach | Weighted Average | Discount Rate    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14]   0.0517
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments   $ 81,566
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Minimum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1368 0.1223
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Minimum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range (0.0200) 0.0000
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Maximum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.1601
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Maximum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0075 0.0150
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Weighted Average | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1482 [15] 0.1322 [14]
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Market Comparable Companies | Weighted Average | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range (0.0043) [15] 0.0043 [14]
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments [16]   $ 90,504
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Minimum | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   0.1064
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Minimum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   (0.0100)
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Minimum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [16]   0.3000
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Maximum | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range   (0.0100)
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Maximum | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [16]   0.7000
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Weighted Average | Hypothetical Market Yield    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14]   0.1064
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Weighted Average | Premium/(Discount)    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14]   (0.0100)
Level 3 significant unobservable inputs | Debt Investments | Lower Middle Market | Expected Realizable Value | Weighted Average | Probability weighting of alternative outcomes    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [14],[16]   0.5774
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 12,479 $ 14,517
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 0  
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation | Minimum | Revenue Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [1] 6.2  
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation | Minimum | Discount for Lack of Marketability    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [3] 0.9000  
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation | Maximum | Revenue Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [1] 6.2  
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation | Maximum | Discount for Lack of Marketability    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [3] 0.9000  
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation | Weighted Average | Revenue Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [1],[5] 6.2  
Warrant [Member] | Level 3 significant unobservable inputs | Liquidation | Weighted Average | Discount for Lack of Marketability    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [3],[5] 0.9000  
Warrant [Member] | Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 6,934 $ 11,914
Warrant [Member] | Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Minimum | Market Equity Adjustment    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [7] (0.9782)  
Warrant [Member] | Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Maximum | Market Equity Adjustment    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [7] 0.6643  
Warrant [Member] | Level 3 significant unobservable inputs | Valuation Technique, Option Pricing Model | Weighted Average | Market Equity Adjustment    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [5],[7] (0.0886)  
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | EBITDA Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 12.4 [1] 20.6 [2]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | Revenue Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.6 [1] 0.6 [2]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Minimum | Discount for Lack of Marketability    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.0811 [3] 0.1881 [4]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | EBITDA Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 12.4 [1] 26.0 [2]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | Revenue Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 8.8 [1] 9.5 [2]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Maximum | Discount for Lack of Marketability    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.3270 [3] 0.3735 [4]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | EBITDA Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 12.4 [1],[5] 20.7 [2],[6]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | Revenue Multiple    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 3.4 [1],[5] 4.5 [2],[6]
Warrant [Member] | Level 3 significant unobservable inputs | Market Comparable Companies | Weighted Average | Discount for Lack of Marketability    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range 0.1897 [3],[5] 0.2693 [4],[6]
Warrant [Member] | Level 3 significant unobservable inputs | Market Adjusted OPM Backsolve | Minimum | Market Equity Adjustment    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [8]   (0.8867)
Warrant [Member] | Level 3 significant unobservable inputs | Market Adjusted OPM Backsolve | Maximum | Market Equity Adjustment    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [8]   0.4722
Warrant [Member] | Level 3 significant unobservable inputs | Market Adjusted OPM Backsolve | Weighted Average | Market Equity Adjustment    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Range [6],[8]   (0.0776)
Warrant [Member] | Level 3 significant unobservable inputs | Other    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Investments $ 6 [11] $ 1,046 [12]
[1] Represents amounts used when the Company has determined that market participants would use such multiples when pricing the investments.
[2] Represents amounts used when the Company has determined that market participants would use such multiples when pricing the investments.
[3] Represents amounts used when the Company has determined market participants would take into account these discounts when pricing the investments.
[4] Represents amounts used when the Company has determined market participants would take into account these discounts when pricing the investments.
[5] Weighted averages are calculated based on the fair market value of each investment.
[6] Weighted averages are calculated based on the fair market value of each investment.
[7] Represents the range of changes in industry valuations since the portfolio company's last external valuation event.
[8] Represents the range of changes in industry valuations since the portfolio company's last external valuation event.
[9] The discount rate used is based on current portfolio yield adjusted for uncertainty of actual performance and timing in capital deployments.
[10] The discount rate used is based on current portfolio yield adjusted for uncertainty of actual performance and timing in capital deployments
[11] The fair market value of these investments is derived based on recent market transactions.
[12] The fair market value of these investments is derived based on recent market transactions.
[13] Imminent Payoffs represent debt investments that the Company expects to be fully repaid within the next three months, prior to their scheduled maturity date.
[14] The weighted averages are calculated based on the fair market value of each investment.
[15] The weighted averages are calculated based on the fair market value of each investment.
[16] Imminent payoffs represent debt investments that the Company expects to be fully repaid within the next three months, prior to their scheduled maturity date.
[17] The significant unobservable input used in the fair value measurement of impaired debt securities is the probability weighting of alternative outcomes.
[18] The significant unobservable input used in the fair value measurement of impaired debt securities is the probability weighting of alternative outcomes.