Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2019

Revenue Recognition [Abstract]

Schedule of Disaggregation of Revenue

The following tables reflect the disaggregation of our revenues by major category for the three months ended March 31, 2019 and March 31, 2018, respectively:

	Three Months Ended March 31, 2019
	Onshore Facilities & Transportation		Sodium Minerals & Sulfur Services		Offshore Pipeline Transportation		Marine Transportation		Consolidated
Fee-based revenues	$	38,012	$	—	$	78,317	$	56,650	$	172,979
Product Sales	171,544		257,843		—		—		429,387
Refinery Services	—		17,643		—		—		17,643
	$	209,556	$	275,486	$	78,317	$	56,650	$	620,009

	Three Months Ended March 31, 2018
	Onshore Facilities & Transportation		Sodium Minerals & Sulfur Services		Offshore Pipeline Transportation		Marine Transportation		Consolidated
Fee-based revenues	$	30,338	$	—	$	73,260	$	48,929	$	152,527
Product Sales	287,371		263,965		—		—		551,336
Refinery Services	—		21,945		—		—		21,945
	$	317,709	$	285,910	$	73,260	$	48,929	$	725,808

Schedule of Contract Asset and Liabilities Balances Activity

The table below depicts our contract asset and liability balances at December 31, 2018 and March 31, 2019:

	Contract Assets				Contract Liabilities
	Current		Non-Current		Non-Current
Balance at December 31, 2018	$	—	$	72,241	$	26,271
Balance at March 31, 2019	3,456		73,584		27,684

Schedule of Revenue Expected to be Recognized in Future Periods

The following chart depicts how we expect to recognize revenues for future periods related to these contracts:

	Offshore Pipeline Transportation		Onshore Facilities and Transportation
Remainder of 2019	$	67,074	$	48,393
2020	54,414		57,090
2021	37,806		20,139
2022	26,170		4,283
2023	15,518		—
Thereafter	123,665		—
Total	$	324,647	$	129,905