Earnings Per Share (EPS Computations) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Earnings Per Share [Abstract]
Less: Earnings allocated to unvested restricted stock	$ 3,038	$ 5,683	$ 14,532	$ 15,454
Income attributable to common stockholders	(10)	(25)	(52)	(76)
Income attributable to common stockholders	$ 3,028	$ 5,658	$ 14,480	$ 15,378
Denominator [Abstract]
Denominator for basic earnings per common share - weighted average shares outstanding	16,476,000	16,529,000	16,575,000	16,502,000
Effect of dilutive securities, Stock options (in shares)	335,000	273,000	332,000	260,000
Effect of dilutive securities, Convertible junior subordinated debentures (in shares)	787,000	299,000	980,000	200,000
Weighted average number of common and common equivalent shares outstanding for diluted EPS computation	17,598,000	17,101,000	17,887,000	16,962,000
Basic and Diluted earnings per common share:
Continuing operations (in dollars per Share)	$ 0.18	$ 0.34	$ 0.87	$ 0.93
Continuing operations (in dollars per Share)	$ 0.17	$ 0.33	$ 0.81	$ 0.91
Antidilutive securities excluded from computation of diluted EPS	455,000	0	320,000	0