Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Earnings per Share
Net income available to common stockholders	$ 1,137	$ 2,098	$ 2,247	$ 4,266
Basic EPS:
Weighted average shares outstanding	4,513,403	4,652,673	4,528,905	4,655,985
Basic EPS	$ 0.25	$ 0.45	$ 0.50	$ 0.92
Diluted EPS:
Weighted average shares outstanding	4,513,403	4,652,673	4,528,905	4,655,985
Dilutive effect of common stock equivalents	68,443	93,302	77,460	99,495
Total diluted weighted average shares outstanding	4,581,846	4,745,975	4,606,365	4,755,480
Diluted EPS (in dollars per share)	$ 0.25	$ 0.44	$ 0.49	$ 0.90