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Discontinued Operations - Components of the Income Statement (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Discontinued Operations and Disposal Groups [Abstract]        
Net sales $ 132 $ 585 $ 1,078 $ 5,651
Cost of sales 84 523 588 4,104
Gross profit 48 62 490 1,547
Operating expenses of discontinued operations 95 703 657 2,445
Other expenses 6 18 0 18
Loss on disposal of discontinued operations 89 0 161 0
Loss from discontinued operations before income taxes (142) (659) (328) (916)
Benefit from income taxes 0 0 (10) (2)
Loss from discontinued operations $ (142) $ (659) $ (318) $ (914)