Other Deferred Items and Liabilities - Summary of Other Deferred Items and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Continuing operations:
Self-insured liability	$ 13,483	$ 13,662
Accrued compensation	6,555	7,612
Self-insured excess liability	5,979	5,979
Deferred rent	5,639	5,607
Accrued restructuring	1,847	519
Foreign deferred tax liability	1,065	2,384
Other	2,563	1,262
Total continuing operations	37,131	37,025
Discontinued operations:
Self-insured liability	3,814	3,986
Environmental remediation liabilities	3,424	4,177
Accrued income taxes	1,177	1,151
Other	273	997
Total discontinued operations	8,688	10,311
Total other deferred items and liabilities	$ 45,819	$ 47,336