Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance (in shares) at Dec. 31, 2018		7,993,908
Balance at Dec. 31, 2018	$ 121,079	$ 104,561	$ 16,517	$ 1
Stock awards issued and related compensation expense, shares		12,638
Stock awards issued and related compensation expense	172	$ 172
Stock options exercised , shares		40,008
Stock options exercised	372	$ 372
Net income	1,868		1,868
Other comprehensive income	166			166
Balance (in shares) at Mar. 31, 2019		8,046,554
Balance at Mar. 31, 2019	123,657	$ 105,105	18,385	167
Balance (in shares) at Dec. 31, 2018		7,993,908
Balance at Dec. 31, 2018	121,079	$ 104,561	16,517	1
Net income	4,418
Other comprehensive income	351
Balance (in shares) at Jun. 30, 2019		8,047,214
Balance at Jun. 30, 2019	126,640	$ 105,354	20,935	351
Balance (in shares) at Mar. 31, 2019		8,046,554
Balance at Mar. 31, 2019	123,657	$ 105,105	18,385	167
Stock awards issued and related compensation expense	229	$ 229
Stock options exercised , shares		660
Stock options exercised	20	$ 20
Net income	2,550		2,550
Other comprehensive income	184			184
Balance (in shares) at Jun. 30, 2019		8,047,214
Balance at Jun. 30, 2019	126,640	$ 105,354	20,935	351
Balance (in shares) at Dec. 31, 2019		8,092,966
Balance at Dec. 31, 2019	130,256	$ 106,427	23,518	311
Stock awards issued and related compensation expense, shares		25,215
Stock awards issued and related compensation expense	413	$ 413
Shares withheld to pay taxes on stock based compensation , shares		(7,550)
Shares withheld to pay taxes on stock based compensation	(133)	$ (133)
Stock options exercised , shares		11,217
Stock options exercised	83	$ 83
Net income	473		473
Other comprehensive income	101			101
Balance (in shares) at Mar. 31, 2020		8,121,848
Balance at Mar. 31, 2020	131,193	$ 106,790	23,991	412
Balance (in shares) at Dec. 31, 2019		8,092,966
Balance at Dec. 31, 2019	130,256	$ 106,427	23,518	311
Net income	2,023
Other comprehensive income	572
Balance (in shares) at Jun. 30, 2020		8,133,457
Balance at Jun. 30, 2020	133,665	$ 107,241	25,541	883
Balance (in shares) at Mar. 31, 2020		8,121,848
Balance at Mar. 31, 2020	131,193	$ 106,790	23,991	412
Stock awards issued and related compensation expense, shares		1,428
Stock awards issued and related compensation expense	314	$ 314
Stock options exercised , shares		10,181
Stock options exercised	137	$ 137
Net income	1,550		1,550
Other comprehensive income	471			471
Balance (in shares) at Jun. 30, 2020		8,133,457
Balance at Jun. 30, 2020	$ 133,665	$ 107,241	$ 25,541	$ 883