Other Deferred Items and Liabilities - Summary of Other Deferred Items and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Continuing operations:
Foreign deferred tax liability	$ 27,374	$ 32,570
Multi-employer pension plan withdrawal liability	15,508	15,693
Self-insured excess liability	9,982	9,982
Self-insured liability	8,314	8,682
Accrued compensation	4,409	7,485
Accrued restructuring	2,250	2,383
Contract liabilities	1,418	125
Other	2,206	2,423
Total continuing operations	71,461	79,343
Discontinued operations:
Environmental remediation liabilities	2,125	1,964
Self-insured liability	1,778	2,018
Other	379	382
Total discontinued operations	4,282	4,364
Total other deferred items and liabilities	$ 75,743	$ 83,707