Other Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Other Accrued Liabilities [Abstract]
Accrued expenses	$ 999	$ 842
Self-insurance accruals	711	911
Customer deposits	0	556
Restructuring obligations	71	81
Other accrued liabilities	124	106
Total other accrued liabilities	$ 1,905	$ 2,496