v3.25.2
Changes in Accumulated Other Comprehensive Income (Loss) (AOCI) by Component - Amounts Reclassified from Accumulated Other Comprehensive Income (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Realized losses on available-for-sale securities $ (71) $ 0
Tax expense 1,613 565
Net Income 4,304 1,790
Amounts Reclassified from AOCI [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Total reclassified amount before tax 28 198
Tax expense 11 56
Net Income 17 142
Accumulated Net Realized Investment Losses [Member] | Amounts Reclassified from AOCI [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Realized losses on available-for-sale securities (71) 0
Amortization of Defined Benefit Pension Items [Member] | Amounts Reclassified from AOCI [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Actuarial gains $ 99 $ 198