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Deferred Compensation Agreements - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2020
Retirement Benefits [Abstract]      
Director emeritus plans expenses $ 313 $ 392 $ 398
Director Emeritus Plans accrued expenses included in other liabilities 7,224 7,576  
Expense for Board of Director plans 7 18 21
Expense for Officer Plans 616 653 783
Expense included in other liabilities for officer plans 17,048 17,900  
Deferred compensation plan for officers and directors expense 150 164 $ 208
Deferred compensation plan for officers and directors expense included in other liabilities $ 4,435 $ 4,617