Acquisitions - Narrative (Details) $ in Thousands		12 Months Ended
	Jan. 02, 2019 USD ($) terminal	Dec. 31, 2021 USD ($)	Dec. 31, 2019 USD ($)
Business Acquisition
Excess purchase price over carrying value of acquired assets		$ 1,350	$ 102,393
Martin Transport Inc.
Business Acquisition
Number of terminals | terminal	24
MEH South Texas Terminals LLC
Business Acquisition
Excess purchase price over carrying value of acquired assets	$ 102,393