Earnings Per Share (Computations Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share [Line Items]
Anti-dilutive stock options		7,700
Net income	$ 4,506	$ 7,092
Net Income (Loss) Available to Common Stockholders, Basic	$ 4,506	$ 7,092
Basic EPS, Common Shares (Denominator) (in shares)	12,975,429	12,717,501
Basic EPS (in dollars per share)	$ 0.35	$ 0.56
Diluted EPS, Stock options, Common Shares (Denominator) (in shares)	4,516	5,313
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	48,404	55,831
Diluted EPS, Income (Numerator)	$ 4,506	$ 7,092
Diluted EPS, Common Shares (Denominator) (in shares)	13,028,715	12,778,644
Diluted EPS (in dollars per share)	$ 0.35	$ 0.56
Restricted Stock Units (RSUs) [Member]
Earnings Per Share [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	366	0