Capital Requirements - Tabular Disclosure (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Total Capital (to risk-weighted assets)
Actual, Amount	$ 218,915	$ 186,068
To Be Well Capitalized Under Regulatory Requirements, Amount		134,109
Required For Capital Adequacy Purposes, Amount	$ 140,041	$ 107,287
Actual, Ratio (as a percent)	12.50%	13.90%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)		10.00%
Required For Capital Adequacy Purposes, Ratio (as a percent)	8.00%	8.00%
Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 199,299	$ 169,278
To Be Well Capitalized Under Regulatory Requirements, Amount		80,465
Required For Capital Adequacy Purposes, Amount	$ 105,031	$ 53,644
Actual, Ratio (as a percent)	11.40%	12.60%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)		6.00%
Required For Capital Adequacy Purposes, Ratio (as a percent)	6.00%	4.00%
Common Equity Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 181,221
Required For Capital Adequacy Purposes, Amount	$ 78,773
Actual, Ratio (as a percent)	10.40%
Required For Capital Adequacy Purposes, Ratio (as a percent)	4.50%
Tier 1 Capital (to average assets)
Actual, Amount	$ 199,299	$ 169,278
Required For Capital Adequacy Purposes, Amount	$ 92,918	$ 63,949
Actual, Ratio (as a percent)	8.60%	10.60%
Required For Capital Adequacy Purposes, Ratio (as a percent)	4.00%	4.00%
HBC (Wholly-owned Subsidiary)
Total Capital (to risk-weighted assets)
Actual, Amount	$ 219,943	$ 175,765
To Be Well Capitalized Under Regulatory Requirements, Amount	175,022	134,095
Required For Capital Adequacy Purposes, Amount	$ 140,018	$ 107,276
Actual, Ratio (as a percent)	12.60%	13.10%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	10.00%	10.00%
Required For Capital Adequacy Purposes, Ratio (as a percent)	8.00%	8.00%
Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 200,327	$ 158,976
To Be Well Capitalized Under Regulatory Requirements, Amount	140,018	80,457
Required For Capital Adequacy Purposes, Amount	$ 105,013	$ 53,638
Actual, Ratio (as a percent)	11.40%	11.90%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	8.00%	6.00%
Required For Capital Adequacy Purposes, Ratio (as a percent)	6.00%	4.00%
Common Equity Tier 1 Capital (to risk-weighted assets)
Actual, Amount	$ 200,327
To Be Well Capitalized Under Regulatory Requirements, Amount	113,764
Required For Capital Adequacy Purposes, Amount	$ 78,760
Actual, Ratio (as a percent)	11.40%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	6.50%
Required For Capital Adequacy Purposes, Ratio (as a percent)	4.50%
Tier 1 Capital (to average assets)
Actual, Amount	$ 200,327	$ 158,976
To Be Well Capitalized Under Regulatory Requirements, Amount	116,112	79,959
Required For Capital Adequacy Purposes, Amount	$ 92,889	$ 63,967
Actual, Ratio (as a percent)	8.60%	9.90%
To Be Well Capitalized Under Regulatory Requirements, Ratio (as a percent)	5.00%	5.00%
Required For Capital Adequacy Purposes, Ratio (as a percent)	4.00%	4.00%