Fair Value Measurements - Impaired Loans Remeasured and Reported at Fair Value of Underlying Collateral (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023
Level 2 [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying value of impaired loans before allocations	$ 17,832	$ 19,064
Impaired Financing Receivable, Related Allowance	(1,916)	(1,300)
Loans receivable, fair value disclosure	15,916	17,764
Level 3 [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying value of impaired loans before allocations	14,159	20,171
Impaired Financing Receivable, Related Allowance	(1,501)	(2,100)
Loans receivable, fair value disclosure	$ 12,658	$ 18,071