Supplemental Balance Sheet Information - Other Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Balance Sheet Related Disclosures [Abstract]
Accrued interest	$ 10,761	$ 10,735
Asset retirement obligations	25	2,721
Property and other taxes payable	5,411	5,751
Accrued payroll	3,011	3,110
Operating lease liabilities	7,722
Other	1,859	2,063
Total other accrued liabilities	$ 28,789	$ 24,380	[1]

[1] Financial information has been revised to include results attributable to MTI acquired from Martin Resource Management Corporation. See Note 2 – Significant Accounting Policies and Practices.