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Federal Home Loan Bank Advances - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]      
Long-term Federal Home Loan Bank advances   $ 75,000 $ 125,000
Maturities from May 2029 through October 2029, fixed rates   1.03%  
Maturities, to   2029-10  
Outstanding letters of credit with FHLB   $ 21,300 20,000
FHLB borrowings collateralized by residential mortgage loans   737,389 $ 217,500
FHLB maximum borrowing capacity   677,834  
FHLB remaining borrowing capacity   581,534  
Prepaid advances $ 50,000    
FHLB Interest rate 2.05%    
FHLB advances maturity period 8 years    
Pre loss tax $ 3,717    
Prepaid penalty $ 3,717    
Putable Option [Member] | Advances One [Member]      
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]      
FHLB advances   $ 75,000  
FHLB puttable date   October 2020 and every quarter thereafter.  
Weighted Average [Member]      
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]      
Maturities from May 2029 through October 2029, fixed rates   1.03%