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Risks and Uncertainties (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2025	Mar. 31, 2025
Concentration Risk [Line Items]
Carrying Value	$ 231,586	$ 259,113
Alternative Investments | Industry Risk
Concentration Risk [Line Items]
Carrying Value	$ 231,586	$ 259,113
Percent of Total	100.00%	100.00%
Alternative Investments | Industry Risk | Food and staples retailing
Concentration Risk [Line Items]
Carrying Value	$ 63,997	$ 63,846
Percent of Total	27.60%	24.60%
Alternative Investments | Industry Risk | Software and services
Concentration Risk [Line Items]
Carrying Value	$ 25,771	$ 41,460
Percent of Total	11.10%	16.00%
Alternative Investments | Industry Risk | Diversified financials
Concentration Risk [Line Items]
Carrying Value	$ 21,889	$ 22,273
Percent of Total	9.50%	8.60%
Alternative Investments | Industry Risk | Utilities
Concentration Risk [Line Items]
Carrying Value	$ 19,719	$ 15,432
Percent of Total	8.50%	6.00%
Alternative Investments | Industry Risk | Semiconductors and semiconductor equipment
Concentration Risk [Line Items]
Carrying Value	$ 15,216	$ 15,426
Percent of Total	6.60%	6.00%
Alternative Investments | Industry Risk | Health care equipment and services
Concentration Risk [Line Items]
Carrying Value	$ 12,145	$ 13,464
Percent of Total	5.20%	5.20%
Alternative Investments | Industry Risk | Capital goods
Concentration Risk [Line Items]
Carrying Value	$ 5,723	$ 20,532
Percent of Total	2.50%	7.90%
Alternative Investments | Industry Risk | Other
Concentration Risk [Line Items]
Carrying Value	$ 67,126	$ 66,680
Percent of Total	29.00%	25.70%
Net Assets, Geographic Area | Geographic Concentration Risk
Concentration Risk [Line Items]
Carrying Value	$ 231,586	$ 259,113
Percent of Total	100.00%	100.00%
Net Assets, Geographic Area | Geographic Concentration Risk | North America
Concentration Risk [Line Items]
Carrying Value	$ 110,453	$ 135,066
Percent of Total	47.70%	52.10%
Net Assets, Geographic Area | Geographic Concentration Risk | South America
Concentration Risk [Line Items]
Carrying Value	$ 64,657	$ 64,969
Percent of Total	27.90%	25.10%
Net Assets, Geographic Area | Geographic Concentration Risk | Asia
Concentration Risk [Line Items]
Carrying Value	$ 39,638	$ 41,948
Percent of Total	17.10%	16.20%
Net Assets, Geographic Area | Geographic Concentration Risk | Europe
Concentration Risk [Line Items]
Carrying Value	$ 16,710	$ 17,018
Percent of Total	7.20%	6.60%
Net Assets, Geographic Area | Geographic Concentration Risk | Africa
Concentration Risk [Line Items]
Carrying Value	$ 128	$ 112
Percent of Total	0.10%	0.00%

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