Earnings Per Common Share (Calculations of Basic and Diluted Earnings per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Earnings Per Share [Abstract]
Distributed earnings allocated to shareholders	$ 2,877	$ 2,726	$ 5,592	$ 4,969
Undistributed earnings allocated to shareholders	5,050	2,154	10,297	(787)
Net earnings allocated to shareholders	$ 7,927	$ 4,880	$ 15,889	$ 4,182
Weighted-average number of common shares outstanding - basic	17,980,797	18,116,090	18,026,272	16,965,603
Effect of potentially dilutive shares	133,015	137,828	127,988	128,492
Total weighted-average diluted shares outstanding	18,113,812	18,253,918	18,154,260	17,094,095
Earnings per common share - basic	$ 0.44	$ 0.27	$ 0.88	$ 0.25
Earnings per common share - diluted	$ 0.44	$ 0.27	$ 0.88	$ 0.24
Anti-dilutive shares excluded from computation of EPS	30,703	44,045	31,739	48,614