Earnings Per Share (Calculation of Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Net income	$ 2,352	$ 2,272	$ 5,152	$ 4,732
Weighted average shares outstanding - Basic (in shares)	12,681,000	12,648,000	12,676,000	12,642,000
Dilutive effect of common stock equivalents-options	21,000		21,000
Dilutive effect of common stock equivalents-restricted stock units	33,000	17,000	33,000	15,000
Weighted average shares outstanding - Diluted (in shares)	12,735,000	12,665,000	12,730,000	12,657,000
Earnings per common share - Basic (in dollars per share)	$ 0.19	$ 0.18	$ 0.41	$ 0.37
Earnings per common share - Diluted (in dollars per share)	$ 0.19	$ 0.18	$ 0.41	$ 0.37
Weighted average common stock excluded from calculation of diluted EPS	0	0	0	0