Other Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Other Accrued Liabilities [Abstract]
Accrued expenses	$ 842	$ 1,978
Self-insurance accruals	911	953
Customer deposits	556	570
Restructuring obligations	81	0
Other accrued liabilities	106	122
Total other accrued liabilities	$ 2,496	$ 3,623