Regulatory Matters (Details) $ in Thousands	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Regulatory Matters [Abstract]
Capital conservation buffer	0.025
Total Capital to Risk-Weighted Assets
Actual, amount	$ 704,612	$ 704,544
Actual, ratio	0.130	0.136
Minimum capital required, Basel III fully phased-in, amount	$ 568,675	$ 544,060
Minimum capital required, Basel III fully phased-in, ratio	0.105	0.105
Tier I Capital to Risk-Weighted Assets
Actual, amount	$ 644,506	$ 646,169
Actual, ratio	0.119	0.125
Minimum capital required, Basel III fully phased-in, amount	$ 460,356	$ 440,430
Minimum capital required, Basel III fully phased-in, ratio	0.085	0.085
Common Equity Tier 1 to Risk-Weighted Assets
Actual, amount	$ 643,484	$ 645,160
Actual, ratio	0.119	0.125
Minimum capital required, Basel III fully phased-in, amount	$ 379,117	$ 362,707
Minimum capital required, Basel III fully phased-in, ratio	7.00%	7.00%
Tier I Capital to Average Assets
Actual, amount	$ 644,506	$ 646,169
Actual, ratio	0.116	0.118
Minimum capital required, Basel III fully phased-in, amount	$ 222,092	$ 218,510
Minimum capital required, Basel III fully phased-in, ratio	0.040	0.040
Bank
Total Capital to Risk-Weighted Assets
Actual, amount	$ 698,888	$ 681,980
Actual, ratio	0.129	0.132
Minimum capital required, Basel III fully phased-in, amount	$ 567,544	$ 543,708
Minimum capital required, Basel III fully phased-in, ratio	0.105	0.105
Required to be considered well capitalized, amount	$ 540,518	$ 517,817
Required to be considered well capitalized, ratio	0.100	0.100
Tier I Capital to Risk-Weighted Assets
Actual, amount	$ 638,782	$ 623,605
Actual, ratio	0.118	0.120
Minimum capital required, Basel III fully phased-in, amount	$ 459,440	$ 440,144
Minimum capital required, Basel III fully phased-in, ratio	0.085	0.085
Required to be considered well capitalized, amount	$ 432,414	$ 414,253
Required to be considered well capitalized, ratio	0.080	0.080
Common Equity Tier 1 to Risk-Weighted Assets
Actual, amount	$ 638,782	$ 623,605
Actual, ratio	0.118	0.120
Minimum capital required, Basel III fully phased-in, amount	$ 378,363	$ 362,472
Minimum capital required, Basel III fully phased-in, ratio	7.00%	7.00%
Required to be considered well capitalized, amount	$ 351,337	$ 336,581
Required to be considered well capitalized, ratio	6.50%	6.50%
Tier I Capital to Average Assets
Actual, amount	$ 638,782	$ 623,605
Actual, ratio	0.115	0.114
Minimum capital required, Basel III fully phased-in, amount	$ 222,000	$ 218,366
Minimum capital required, Basel III fully phased-in, ratio	0.040	0.040
Required to be considered well capitalized, amount	$ 277,500	$ 272,958
Required to be considered well capitalized, ratio	0.050	0.050