Earnings Per Share (EPS Computations) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Earnings Per Share [Abstract]
Income from continuing operations	$ 4,444	$ 4,565	$ 15,419	$ 10,080
Less: Earnings allocated to unvested restricted stock	(51)	(84)	(194)	(198)
Income attributable to continuing operations	4,393	4,481	15,225	9,882
Income from discontinued operations	0	431	0	381
Less: Earnings allocated to unvested restricted stock	0	(8)	0	(8)
Income attributable to discontinued operations	$ 0	$ 423	$ 0	$ 373
Denominator [Abstract]
Denominator for basic earnings per common share - weighted average shares outstanding	17,874,000	18,150,000	18,115,000	18,086,000
Effect of dilutive securities, Stock options (in shares)	209,000	126,000	240,000	137,000
Effect of dilutive securities, Convertible junior subordinated debentures (in shares)	0	0	233,000	0
Weighted average number of common and common equivalent shares outstanding for diluted EPS computation	18,083,000	18,276,000	18,588,000	18,223,000
Basic earnings per common share:
Continuing operations (in dollars per Share)	$ 0.24	$ 0.25	$ 0.84	$ 0.55
Discontinued operations (in dollars per Share)	0.00	0.02	0.00	0.02
Basic earnings per common share (in dollars per Share)	0.24	0.27	0.84	0.57
Diluted earnings per common share:
Continuing operations (in dollars per Share)	0.24	0.24	0.82	0.54
Discontinued operations (in dollars per Share)	0.00	0.02	0.00	0.02
Diluted earnings per common share (in dollars per Share)	$ 0.24	$ 0.26	$ 0.82	$ 0.56
Antidilutive securities excluded from computation of diluted EPS	584,000	710,700	584,000	710,700