Fair Value Measurements - Summary of Quantitative Information about the Significant Unobservable Inputs of the Company's Level 3 Financial Instruments (Details)
$ in Thousands

Mar. 31, 2025

USD ($)

Dec. 31, 2024

USD ($)

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

$ 1,544,714

$ 1,216,443

Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

1,368,024

1,191,944

First Lien Debt | Yield analysis | Discount Rate | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

$ 1,162,417

$ 700,413

First Lien Debt | Yield analysis | Discount Rate | Minimum | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

0.081

0.0827

First Lien Debt | Yield analysis | Discount Rate | Maximum | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

0.1185

0.1234

First Lien Debt | Yield analysis | Discount Rate | Weighted Average | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

^[1]

0.0931

0.0963

First Lien Debt | Transaction price | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

$ 121,010

$ 407,344

Common equity | Transaction price | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

7,500

Common equity | Market Approach | Performance Multiple | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

$ 7,742

Common equity | Market Approach | Performance Multiple | Minimum | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

14

Common equity | Market Approach | Performance Multiple | Maximum | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

14

Common equity | Market Approach | Performance Multiple | Weighted Average | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

14

Preferred Equity | Yield analysis | Discount Rate | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

$ 76,855

$ 31,527

Preferred Equity | Yield analysis | Discount Rate | Minimum | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

0.1128

0.1131

Preferred Equity | Yield analysis | Discount Rate | Maximum | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

0.1298

0.1323

Preferred Equity | Yield analysis | Discount Rate | Weighted Average | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Measurement input

^[1]

0.1211

0.1169

Preferred Equity | Transaction price | Level 3

Fair Value Measurement Inputs and Valuation Techniques [Line Items]

Fair Value

$ 45,160

[1]	Weighted averages are calculated based on fair value of investments as of the measurement date.