Fair Value Measurements - Schedule of Quantitative Information Regarding Level 3 Fair Value Measurements (Details)	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	$ 910,168,945	$ 729,516,274
Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	895,864,273	657,346,204
Level 3 | Common Stock
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	1,228,197
Level 3 | Preferred Stock
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	384,685	1,332,420
Level 3 | Senior Secured Term Loans | Discounted Cash Flow Analysis
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	$ 841,360,595	$ 594,793,670
Level 3 | Senior Secured Term Loans | Discounted Cash Flow Analysis | Minimum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.115	0.062
Level 3 | Senior Secured Term Loans | Discounted Cash Flow Analysis | Maximum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.250	0.712
Level 3 | Senior Secured Term Loans | Discounted Cash Flow Analysis | Weighted Average | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	(0.144)	(0.129)
Level 3 | Senior Secured Term Loans | PWERM
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	$ 21,167,394	$ 28,259,976
Level 3 | Senior Secured Term Loans | PWERM | Minimum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.350	0.163
Level 3 | Senior Secured Term Loans | PWERM | Maximum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.400	0.250
Level 3 | Senior Secured Term Loans | PWERM | Weighted Average | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	(0.389)	(0.208)
Level 3 | Senior Secured Term Loans | Market Approach | Minimum | Origination Yield
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.104	0.051
Level 3 | Senior Secured Term Loans | Market Approach | Maximum | Origination Yield
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.193	1.001
Level 3 | Senior Secured Term Loans | Market Approach | Weighted Average | Origination Yield
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	(0.127)	(0.118)
Level 3 | Second Lien Term Loans | Discounted Cash Flow Analysis
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	$ 13,403,245	$ 12,872,588
Level 3 | Second Lien Term Loans | Discounted Cash Flow Analysis | Minimum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.157	0.122
Level 3 | Second Lien Term Loans | Discounted Cash Flow Analysis | Maximum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	0.157	0.122
Level 3 | Second Lien Term Loans | Discounted Cash Flow Analysis | Weighted Average | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Debt securities, measurement input	(0.157)	(0.122)
Level 3 | Warrants | PWERM
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	$ 6,883,329	$ 6,954,770
Level 3 | Warrants | PWERM | Minimum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.200	0.300
Level 3 | Warrants | PWERM | Minimum | Revenue Multiples
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.0273	0.0294
Level 3 | Warrants | PWERM | Maximum | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.400	0.460
Level 3 | Warrants | PWERM | Maximum | Revenue Multiples
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	2.0418	1.2371
Level 3 | Warrants | PWERM | Weighted Average | Discount Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.324	(0.360)
Level 3 | Warrants | PWERM | Weighted Average | Revenue Multiples
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	(0.1259)	(0.0953)
Level 3 | Warrants | Option Pricing Model
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Investments	$ 11,436,828	$ 13,132,780
Level 3 | Warrants | Option Pricing Model | Minimum | Risk-free Interest Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.024	0.001
Level 3 | Warrants | Option Pricing Model | Minimum | Average Industry Volatility
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.250	0.200
Level 3 | Warrants | Option Pricing Model | Minimum | Estimated Time to Exit
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.003	0.005
Level 3 | Warrants | Option Pricing Model | Minimum | Revenue Multiples
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.0145	0.0000
Level 3 | Warrants | Option Pricing Model | Maximum | Risk-free Interest Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.043	0.012
Level 3 | Warrants | Option Pricing Model | Maximum | Average Industry Volatility
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.987	0.750
Level 3 | Warrants | Option Pricing Model | Maximum | Estimated Time to Exit
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	0.050	0.057
Level 3 | Warrants | Option Pricing Model | Maximum | Revenue Multiples
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	1.7614	0.1346
Level 3 | Warrants | Option Pricing Model | Weighted Average | Risk-free Interest Rate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	(0.035)	(0.005)
Level 3 | Warrants | Option Pricing Model | Weighted Average | Average Industry Volatility
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	(0.450)	(0.396)
Level 3 | Warrants | Option Pricing Model | Weighted Average | Estimated Time to Exit
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, term	2 years 1 month 6 days	2 years
Level 3 | Warrants | Option Pricing Model | Weighted Average | Revenue Multiples
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Warrants outstanding, measurement input	(0.0616)	(0.0616)