Other Deferred Liabilities - Schedule of Other Deferred Items and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Continuing operations:
Self-insured liability accrual	$ 17,814	$ 17,316
Accrued compensation	5,599	8,349
Foreign deferred tax liability	2,012	1,989
Accrued restructuring	1,556	1,919
Other	8,090	7,552
Total continuing operations	35,071	37,125
Discontinued operations:
Environmental remediation liabilities	4,653	4,666
Self-insured liability accrual	4,439	4,489
Accrued income taxes	906	1,085
Other	1,246	1,254
Total discontinued operations	11,244	11,494
Total other deferred items and liabilities	$ 46,315	$ 48,619