Stock Compensation Plans, Restricted Stock Awards (Details) - Restricted Stock [Member] - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Non-vested restricted stock awards outstanding, number of shares [Roll Forward]
Outstanding at beginning of period (in shares)	117,440
Granted (in shares)	27,057
Vested (in shares)	(26,068)
Outstanding at end of period (in shares)	118,429	117,440
Non-vested restricted stock awards, weighted average grant-date fair value [Roll Forward]
Outstanding at beginning of period (in dollars per share)	$ 7.48
Granted (in dollars per share)	12.41	$ 10.53	$ 6.89
Vested (in dollars per share)	5.95
Outstanding at end of period (in dollars per share)	$ 8.94	$ 7.48
Non-vested restricted stock awards, additional disclosures [Abstract]
Aggregate intrinsic value of restricted stock awards vested	$ 323	$ 200	$ 141
Weighted average fair value of awards granted (in dollars per share)	$ 12.41	$ 10.53	$ 6.89
Unrecognized compensation related to restricted stock	$ 493
Unrecognized compensation cost, period for recognition	2 years 6 months
Recognized compensation cost	$ 262	$ 211	$ 177
Minimum [Member]
Stock compensation plans, additional disclosures [Abstract]
Award vesting period	1 year
Maximum [Member]
Stock compensation plans, additional disclosures [Abstract]
Award vesting period	4 years