Other Liabilities - Schedule of Other Liabilities (Long-term) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Other Liabilities Disclosure [Abstract]
Lease guarantee contingency	$ 10,402
Environmental reserves	3,702	$ 3,814
Supplemental executive retirement plan liability	2,026	2,416
Pension liability	1,207	1,318
Deferred gain on sale of assets	1,237
Other long-term liabilities	1,220	688
Other liabilities (long-term), Total	$ 19,794	$ 8,236