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v3.21.2

Changes in Accumulated Other Comprehensive Income (AOCI) by Component - Amounts Reclassified from Accumulated Other Comprehensive Income (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Realized gains on available-for-sale securities | $ 320 | $ 267
Tax expense | 2,034 | 1,639
Net Income | 5,347 | 4,245
Amounts Reclassified from AOCI [Member] |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Total reclassified amount before tax | 648 | 626
Tax expense | 186 | 199
Net Income | 462 | 427
Accumulated Net Realized Investment Gains (Losses) [Member] | Amounts Reclassified from AOCI [Member] |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Realized gains on available-for-sale securities | 320 | 267
Amortization of Defined Benefit Pension Items [Member] | Amounts Reclassified from AOCI [Member] |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Actuarial losses | $ 328 | $ 359

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