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Investments, at Fair Value - Continuous Loss Position (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Mar. 31, 2025
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value, Total available-for-sale debt securities with unrealized losses $ 1,687 $ 1,687
Unrealized Losses, Total available-for-sale debt securities with unrealized losses 998 998
Other debt securities    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value, Less than twelve months 0 0
Fair Value, Twelve months or longer 1,687 1,687
Unrealized Losses, Less than twelve months 0 0
Unrealized Losses, Twelve months or longer $ 998 $ 998