Other Deferred Items Liabilities - Schedule of Other Deferred Items and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Continuing operations:
Self-insured liability accrual	$ 12,772	$ 13,525
Self-insured excess liability	7,728	7,728
Accrued compensation	6,989	6,824
Deferred rent	3,010	2,787
Foreign deferred tax liability	2,406	2,135
Accrued restructuring	434	555
Other	3,248	5,117
Total continuing operations	36,587	38,671
Discontinued operations:
Environmental remediation liabilities	4,248	4,395
Self-insured liability accrual	4,040	4,327
Accrued income taxes	1,143	1,119
Other	1,121	1,250
Total discontinued operations	10,552	11,091
Other deferred items and liabilities	$ 47,139	$ 49,762