Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 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 June 30, 2019 and 2018, respectively:

	Three Months Ended June 30, 2019
	Onshore Facilities & Transportation		Sodium Minerals & Sulfur Services		Offshore Pipeline Transportation		Marine Transportation		Consolidated
Fee-based revenues	$	37,764	$	—	$	78,427	$	58,706	$	174,897
Product Sales	185,282		252,089		—		—		437,371
Refinery Services	—		22,517		—		—		22,517
	$	223,046	$	274,606	$	78,427	$	58,706	$	634,785

	Three Months Ended June 30, 2018
	Onshore Facilities & Transportation		Sodium Minerals & Sulfur Services		Offshore Pipeline Transportation		Marine Transportation		Consolidated
Fee-based revenues	$	35,010	$	—	$	69,969	$	56,185	$	161,164
Product Sales	292,343		269,151		—		—		561,494
Refinery Services	—		29,730		—		—		29,730
	$	327,353	$	298,881	$	69,969	$	56,185	$	752,388

The following tables reflect the disaggregation of our revenues by major category for the six months ended June 30, 2019 and 2018, respectively:

	Six Months Ended June 30, 2019
	Onshore Facilities & Transportation		Sodium Minerals & Sulfur Services		Offshore Pipeline Transportation		Marine Transportation		Consolidated
Fee-based revenues	$	75,776	$	—	$	156,744	$	115,356	$	347,876
Product Sales	356,826		509,932		—		—		866,758
Refinery Services	—		40,160		—		—		40,160
	$	432,602	$	550,092	$	156,744	$	115,356	$	1,254,794

	Six Months Ended June 30, 2018
	Onshore Facilities & Transportation		Sodium Minerals & Sulfur Services		Offshore Pipeline Transportation		Marine Transportation		Consolidated
Fee-based revenues	$	65,348	$	—	$	143,229	$	105,114	$	313,691
Product Sales	579,714		533,116		—		—		1,112,830
Refinery Services	—		51,675		—		—		51,675
	$	645,062	$	584,791	$	143,229	$	105,114	$	1,478,196

Schedule of Contract Asset and Liabilities Balances Activity

The table below depicts our contract asset and liability balances at December 31, 2018 and June 30, 2019:

	Contract Assets				Contract Liabilities
	Current		Non-Current		Non-Current
Balance at December 31, 2018	$	—	$	72,241	$	26,271
Balance at June 30, 2019	6,972		74,279		27,056

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	$	47,476	$	32,170
2020	67,600		57,615
2021	52,479		20,269
2022	38,152		4,283
2023	25,353		—
Thereafter	142,114		—
Total	$	373,174	$	114,337