Earning Per Common Share (Schedule of Earnings Per Share, Basic and Diluted) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended	3 Months Ended		6 Months Ended
	Feb. 28, 2013	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Earnings Per Common Share [Abstract]
Income (loss) from continuing operations		$ 7,257	$ (3,321)	$ 12,208	$ (342)
Income from discontinued operations		38	1,250	14	1,640
Net income (loss)		$ 7,295	$ (2,071)	$ 12,222	$ 1,298
Weighted average shares		10,173,000	10,121,000	10,165,000	10,105,000
Denominator for basic earnings per common share		10,173,000	10,121,000	10,165,000	10,105,000
Employee stock options		12,000		12,000	18,000
Other stock compensation plans		68,000		61,000	71,000
Dilutive potential common shares		80,000		73,000	89,000
Denominator for diluted earnings per common share - adjusted weighted average shares and assumed conversions		10,253,000	10,121,000	10,238,000	10,194,000
Basic earnings per common share: From continuing operations		$ 0.71	$ (0.33)	$ 1.20	$ (0.03)
Basic earnings per common share: From discontinued operations		$ 0.00	$ 0.12	$ 0.00	$ 0.16
Basic earnings (loss) per common share		$ 0.72	$ (0.20)	$ 1.20	$ 0.13
Diluted earnings per common share: From continuing operations		$ 0.71	$ (0.33)	$ 1.19	$ (0.03)
Diluted earnings per common share: From discontinued operations		$ 0.00	$ 0.12	$ 0.00	$ 0.16
Diluted earnings (loss) per common share		$ 0.71	$ (0.20)	$ 1.19	$ 0.13
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount					6,000
Common Stock, Dividends, Per Share, Declared	$ 0.03	$ 0.030	$ 0.025	$ 0.060	$ 0.050