Net Earnings Per Share (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Income from continuing operations	$ 4,087	$ 6,431	$ 9,624	$ 4,345
Loss from discontinued operations	0	0	(28)	0
Net income	$ 4,087	$ 6,431	$ 9,596	$ 4,345
Weighted average shares outstanding	31,210,000	31,066,000	31,200,000	31,028,000
Common stock options and restricted stock	285,000	205,000	240,000	207,000
Weighted average shares outstanding – Diluted	31,495,000	31,271,000	31,440,000	31,235,000
Common shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from earnings per share calculation	489,000	487,000	471,000	524,000