Loans Receivable, Net - Collateral-Dependent Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	$ 63,425	$ 64,455
Residential Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	2,417	3,402
Commercial Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	31,333	15,818
Other Commercial
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	27,078	42,041
Home Equity
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	1,810	2,713
Other Consumer
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	787	481
Business assets
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	25,182	4,325
Business assets | Residential Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	0	0
Business assets | Commercial Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	57	37
Business assets | Other Commercial
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	25,125	4,288
Business assets | Home Equity
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	0	0
Business assets | Other Consumer
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	0	0
Residential Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	4,625	7,148
Residential Real Estate | Residential Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	2,369	3,338
Residential Real Estate | Commercial Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	280	1,043
Residential Real Estate | Other Commercial
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	115	198
Residential Real Estate | Home Equity
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	1,694	2,513
Residential Real Estate | Other Consumer
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	167	56
Other real estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	32,093	16,127
Other real estate | Residential Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	48	64
Other real estate | Commercial Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	30,996	14,738
Other real estate | Other Commercial
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	597	1,086
Other real estate | Home Equity
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	116	200
Other real estate | Other Consumer
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	336	39
Other
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	1,525	36,855
Other | Residential Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	0	0
Other | Commercial Real Estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	0	0
Other | Other Commercial
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	1,241	36,469
Other | Home Equity
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	0	0
Other | Other Consumer
Financing Receivable, Allowance for Credit Losses [Line Items]
Collateral dependent loans	$ 284	$ 386