Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2019

Regulatory Matters [Abstract]

Bank's actual capital amounts and ratios

					Minimum				Minimum				To be Well
					Requirements				Requirements				Capitalized Under
					for Capital Adequacy				with Capital				Prompt Corrective
	Actual				Purposes				Conservation Buffer				Action Provision
	Amount		Ratio		Amount		Ratio		Amount		Ratio		Amount		Ratio
December 31, 2019	(dollars in thousands)
Common Equity Tier 1 Capital (to risk-weighted assets)	$	117,492	18.5	%	$	28,617	4.5	%	$	44,515	7.0	%	$	41,336	6.5	%
Total capital (to risk-weighted assets)		124,619	19.6	%		50,875	8.0	%		66,773	10.5	%		63,593	10.0	%
Tier 1 capital (to risk-weighted assets)		117,492	18.5	%		38,156	6.0	%		54,054	8.5	%		50,875	8.0	%
Tier 1 capital (to average quarterly assets)		117,492	13.4	%		34,995	4.0	%		56,867	6.5	%		43,744	5.0	%
December 31, 2018
Common Equity Tier 1 Capital (to risk-weighted assets)	$	114,749	17.4	%	$	29,651	4.5	%	$	42,006	6.4	%	$	42,830	6.5	%
Total capital (to risk-weighted assets)		122,889	18.7	%		52,713	8.0	%		65,068	9.9	%		65,892	10.0	%
Tier 1 capital (to risk-weighted assets)		114,749	17.4	%		39,535	6.0	%		51,890	7.9	%		52,713	8.0	%
Tier 1 capital (to average quarterly assets)		114,749	13.5	%		33,932	4.0	%		49,838	5.9	%		42,415	5.0	%