Capital Requirements - Tabular Disclosure (Details) $ in Thousands	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Total Capital (to risk-weighted assets)
Actual, Amount	$ 524,149	$ 506,209
Required For Capital Adequacy Purposes, Amount	$ 375,873	$ 369,711
Actual, Ratio (as a percent)	0.146	0.144
Required For Capital Adequacy Purposes, Ratio (as a percent)	0.105	0.105
Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 447,045	$ 433,488
Required For Capital Adequacy Purposes, Amount	$ 304,278	$ 299,290
Actual, Ratio (as a percent)	0.125	0.123
Required For Capital Adequacy Purposes, Ratio (as a percent)	0.085	0.085
Common Equity Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 447,045	$ 433,488
Required For Capital Adequacy Purposes, Amount	$ 250,582	$ 246,474
Actual, Ratio (as a percent)	12.50%	12.30%
Required For Capital Adequacy Purposes, Ratio (as a percent)	7.00%	7.00%
Tier 1 Capital (to average assets)
Actual, Amount	$ 447,045	$ 433,488
Required For Capital Adequacy Purposes, Amount	$ 206,102	$ 220,193
Actual, Ratio (as a percent)	0.087	0.079
Required For Capital Adequacy Purposes, Ratio (as a percent)	0.040	0.040
HBC
Total Capital (to risk-weighted assets)
Actual, Amount	$ 502,872	$ 484,382
To Be Well Capitalized Under Regulatory Requirements, Amount	357,789	351,839
Required For Capital Adequacy Purposes, Amount	$ 375,679	$ 369,431
Actual, Ratio (as a percent)	0.141	0.138
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	0.100	0.100
Required For Capital Adequacy Purposes, Ratio (as a percent)	0.105	0.105
Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 465,042	$ 451,586
To Be Well Capitalized Under Regulatory Requirements, Amount	286,232	281,471
Required For Capital Adequacy Purposes, Amount	$ 304,121	$ 299,063
Actual, Ratio (as a percent)	0.130	0.128
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	0.080	0.080
Required For Capital Adequacy Purposes, Ratio (as a percent)	0.085	0.085
Common Equity Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 465,042	$ 451,586
To Be Well Capitalized Under Regulatory Requirements, Amount	232,563	228,695
Required For Capital Adequacy Purposes, Amount	$ 250,453	$ 246,287
Actual, Ratio (as a percent)	13.00%	12.80%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	6.50%	6.50%
Required For Capital Adequacy Purposes, Ratio (as a percent)	7.00%	7.00%
Tier 1 Capital (to average assets)
Actual, Amount	$ 465,042	$ 451,586
To Be Well Capitalized Under Regulatory Requirements, Amount	257,537	275,109
Required For Capital Adequacy Purposes, Amount	$ 206,030	$ 220,087
Actual, Ratio (as a percent)	0.090	0.082
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	0.050	0.050
Required For Capital Adequacy Purposes, Ratio (as a percent)	0.040	0.040