Variable Interest Entities - Solar Tax Credit Investments and Related Unfunded Commitments (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025
Variable Interest Entities [Abstract]
Gross investment in solar tax credit investments	$ 3,562	$ 2,586
Accumulated amortization	(2,685)	(2,586)
Net investment in solar tax credit investments	877	0
Unfunded commitments for solar tax credit investments	$ 5,419	$ 6,381