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Employee and Director Benefit Plans (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 24, 2021
Jun. 30, 2021
Jun. 30, 2020
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]      
Percentage of employees contributions   50.00%  
Percentage of matching contributions   100.00%  
Percentage of employer contributions   6.00%  
Expense   $ 521 $ 250
ESOP shares committed to be released   108  
ESOP Plan      
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]      
Percentage of shares sold in offering 8.00%    
Percentage of aggregate purchase price of common stock 100.00%    
ESOP issued 881,130    
ESOP shares committed to be released $ 10,100    
Loan to trustees for ESOP $ 10,100    
Interest percentage 3.25%    
Debt term 25 years    
ESOP expenses   $ 108 $ 223