Loans Receivable and Allowance for Credit Losses - Schedule of Impaired Financing Receivables, Average Recorded Investment and Interest Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	$ 42,799	$ 40,240
Impaired Financing Receivable, with No Related Allowance, Interest Income Recognized	461	905
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment	1,008	1,010
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized	16	32
Impaired Financing Receivable, Average Recorded Investment	43,807	41,250
Impaired Financing Receivable, Interest Income, Accrual Method	477	937
Permanent owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	177	177
Impaired Financing Receivable, with No Related Allowance, Interest Income Recognized	3	6
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment	491	492
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized	7	14
Impaired Financing Receivable, Average Recorded Investment	668	669
Impaired Financing Receivable, Interest Income, Accrual Method	10	20
Permanent non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	904	908
Impaired Financing Receivable, with No Related Allowance, Interest Income Recognized	15	30
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment	517	518
Impaired Financing Receivable, with Related Allowance, Interest Income Recognized	9	18
Impaired Financing Receivable, Average Recorded Investment	1,421	1,426
Impaired Financing Receivable, Interest Income, Accrual Method	24	48
Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	1,656	1,104
Impaired Financing Receivable, with No Related Allowance, Interest Income Recognized	17	34
Impaired Financing Receivable, Average Recorded Investment	1,656	1,104
Impaired Financing Receivable, Interest Income, Accrual Method	17	34
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment	40,062	38,051
Impaired Financing Receivable, with No Related Allowance, Interest Income Recognized	426	835
Impaired Financing Receivable, Average Recorded Investment	40,062	38,051
Impaired Financing Receivable, Interest Income, Accrual Method	$ 426	$ 835