Benefit Plans - Schedule of Net Periodic Benefit Expense (Detail) - Benefit Equalization Plan, Postretirement Welfare Plan, Directors Consultation and Retirement Plan and Atlas Bank Retirement Income Plan [Member] - USD ($) $ in Thousands |
12 Months Ended | ||
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Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2017 |
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Salaries and Employee Benefits [Member] | |||
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
Service cost | $ 54 | $ 48 | $ 31 |
Miscellaneous Non Interest Expense [Member] | |||
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
Interest cost | 378 | 373 | 379 |
Amortization of unrecognized loss | 43 | 45 | 66 |
Expected return on assets | (112) | (120) | (248) |
Net periodic benefit cost | $ 363 | $ 346 | $ 228 |
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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