Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Discontinued Operations and Disposal Groups [Abstract]
Net sales of discontinued operations	$ 0	$ 0	$ 23,540
Operating loss from discontinued operations	0	0	(3,806)
Other expense from discontinued operations	0	0	(353)
Loss from discontinued operations before income taxes and loss on disposal	0	0	(4,159)
Income tax benefit	0	0	1,235
Loss from discontinued operations before loss on disposal	0	0	(2,924)
Loss on disposal of discontinued operations	0	0	(7,567)
Income tax benefit	0	0	2,583
Net loss on disposal of discontinued operations	0	0	(4,984)
Net loss from discontinued operations	$ 0	$ 0	$ (7,908)