Earnings Per Share (Computations Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Earnings Per Share [Line Items]
Net income	$ 4,146	$ 3,661	$ 4,010	$ 4,285	$ 3,199	$ 3,336	$ 2,432	$ 2,389	$ 16,102	$ 11,356	$ 8,068
Less preferred stock dividends									0	(771)	(775)
Net income (loss) applicable to common shares	$ 4,146	$ 3,661	$ 4,010	$ 4,285	$ 3,008	$ 3,143	$ 2,239	$ 2,195	$ 16,102	$ 10,585	$ 7,293
Basic EPS, Common Shares (Denominator) (in shares)									10,295,434	7,539,444	7,442,689
Basic EPS (in dollars per share)	$ 0.39	$ 0.34	$ 0.38	$ 0.49	$ 0.39	$ 0.42	$ 0.30	$ 0.29	$ 1.56	$ 1.40	$ 0.98
Diluted EPS, Stock options, Common Shares (Denominator) (in shares)									8,353	9,381	7,532
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements									0
Diluted EPS, Income (Numerator)									$ 16,102	$ 11,356	$ 8,068
Diluted EPS, Common Shares (Denominator) (in shares)									10,715,275	9,711,561	9,621,504
Diluted EPS (in dollars per share)	$ 0.39	$ 0.34	$ 0.38	$ 0.41	$ 0.32	$ 0.35	$ 0.25	$ 0.25	$ 1.50	$ 1.17	$ 0.84
Series 2011 Preferred Stock [Member]
Earnings Per Share [Line Items]
Diluted EPS, convertible preferred stock dividend, Income (Numerator)									$ 0	$ 476	$ 478
Diluted EPS, convertible preferred stock, Common Shares (Denominator) (in shares)									285,610	1,489,735	1,496,738
Series 2009 Preferred Stock [Member]
Earnings Per Share [Line Items]
Diluted EPS, convertible preferred stock dividend, Income (Numerator)									$ 0	$ 295	$ 297
Diluted EPS, convertible preferred stock, Common Shares (Denominator) (in shares)									125,878	673,001	674,545