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Benefit Plans - ESOP (Details) - USD ($)
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block        
ESOP, requisite service period 1 year 1 year    
ESOP, requisite service period (per year) 1000 hours 1000 hours    
ESOP, shares purchased to partially fulfill annual discretionary allocation 20,000 40,000    
ESOP, cash contribution $ 317,000      
ESOP, vesting percentage 100.00%      
ESOP, vesting period 6 years      
ESOP expense $ 659,000 $ 577,000    
ESOP, number of allocated shares acquired with employer loan     40,000 40,000
Minimum        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block        
ESOP participation age limit 21 years 21 years