v3.26.1
Loans Receivable and Allowance for Credit Losses - Allowance for Loan Losses by Portfolio Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]        
Balance at beginning of period $ 176,997 $ 191,770 $ 184,767 $ 193,432
Provision charge (benefit) to operations 9,575 (2,650) 4,925 (2,325)
Initial allowance on credit loans related to PCD loans       0
Recoveries of loans previously charged-off 251 229 757 1,505
Loans charged-off (2,167) (1,478) (5,793) (4,741)
Balance at end of period 184,656 187,871 184,656 187,871
Mortgage loans        
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]        
Balance at beginning of period 126,934 140,683 128,601 144,587
Provision charge (benefit) to operations 2,528 (8,233) 1,277 (12,054)
Initial allowance on credit loans related to PCD loans       0
Recoveries of loans previously charged-off 27 41 46 847
Loans charged-off (486) (1,044) (921) (1,933)
Balance at end of period 129,003 131,447 129,003 131,447
Commercial loans        
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]        
Balance at beginning of period 45,038 45,901 51,127 43,642
Provision charge (benefit) to operations 6,861 5,582 3,389 9,758
Initial allowance on credit loans related to PCD loans       0
Recoveries of loans previously charged-off 64 75 301 354
Loans charged-off (1,507) (330) (4,361) (2,526)
Balance at end of period 50,456 51,228 50,456 51,228
Consumer loans        
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]        
Balance at beginning of period 5,025 5,186 5,039 5,203
Provision charge (benefit) to operations 186 1 259 (29)
Initial allowance on credit loans related to PCD loans       0
Recoveries of loans previously charged-off 160 113 410 304
Loans charged-off (174) (104) (511) (282)
Balance at end of period $ 5,197 $ 5,196 $ 5,197 $ 5,196