XML 71 R47.htm IDEA: XBRL DOCUMENT v3.23.2
Loans Receivable and Allowance for Credit Losses (Narrative) (Detail)
 3 Months Ended 6 Months Ended
Jun. 30, 2023
USD ($)
loan
Dec. 31, 2022
USD ($)
loan
Jun. 30, 2023
USD ($)
loan
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
loan
Jun. 30, 2022
USD ($)
Mar. 31, 2023
USD ($)
Mar. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Principal amount of nonaccrual loans $ 45,900,000 $ 58,500,000 $ 45,900,000   $ 45,900,000        
Loans less than 90 days past due $ 17,400,000 $ 42,900,000 $ 17,400,000   $ 17,400,000        
Number of loans 90 days past due and still accruing | loan 0 0 0   0        
Provision charge (benefit) to operations     $ 10,400,000 $ 3,000,000 $ 16,400,000 $ (3,400,000)      
Impaired loan defined floor limit (greater than) $ 1,000,000   1,000,000   1,000,000        
Impaired loans number | loan 17 10              
Impaired loans $ 37,100,000 $ 42,800,000 37,100,000   37,100,000        
Allowance for credit losses 102,073,000 88,023,000 102,073,000 79,016,000 102,073,000 79,016,000 $ 92,758,000 $ 76,275,000 $ 80,740,000
Effect of adopting accounting standards updates 1,642,471,000 1,597,703,000 1,642,471,000 1,585,265,000 1,642,471,000 1,585,265,000 1,640,080,000 1,621,131,000 1,697,096,000
Charge off, impaired loan       921,000   921,000      
Total loans $ 10,530,531,000 10,248,883,000 $ 10,530,531,000   $ 10,530,531,000        
Number of PPP loans | loan 2,067   2,067   2,067        
Paycheck protection program $ 682,000,000   $ 682,000,000   $ 682,000,000        
Number of loans forgiven | loan 2,054   2,054   2,054        
Paycheck protection program, amount forgiven $ 679,400,000   $ 679,400,000   $ 679,400,000        
Paycheck protection program, amount outstanding 2,600,000   2,600,000   $ 2,600,000        
90 days or more Past Due                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Number of payment defaults for loans modified as TDRs | loan         1        
Payment default amount for loans modified as TDR         $ 209,000        
RETAINED EARNINGS                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Effect of adopting accounting standards updates 954,403,000 918,158,000 954,403,000 860,977,000 954,403,000 860,977,000 940,533,000 839,807,000 814,533,000
Cumulative Effect, Period of Adoption, Adjustment                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Allowance for credit losses   (594,000)              
Effect of adopting accounting standards updates   433,000              
Cumulative Effect, Period of Adoption, Adjustment | RETAINED EARNINGS                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Effect of adopting accounting standards updates   433,000              
Real Estate                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Loans measured for impairment based on the fair value of the underlying collateral 14,600,000 24,000,000 14,600,000   14,600,000        
Purchased credit-impaired (PCI) loans                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Allowance for credit losses 1,600,000 1,700,000 1,600,000   1,600,000        
Total loans 173,300,000 193,000,000 173,300,000   173,300,000        
Commercial Loan | Real Estate                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Loans measured for impairment based on the fair value of the underlying collateral 14,600,000   14,600,000   14,600,000        
Commercial loans                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Provision charge (benefit) to operations     3,769,000 (2,710,000) 3,461,000 (7,115,000)      
Allowance for credit losses $ 29,707,000 27,413,000 $ 29,707,000 $ 21,387,000 $ 29,707,000 $ 21,387,000 $ 27,117,000 $ 23,799,000 $ 26,343,000
Commercial loans | Cumulative Effect, Period of Adoption, Adjustment                  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                  
Allowance for credit losses   $ (43,000)