Revenue Recognition (Disaggregated Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Total revenues	$ 721,725	$ 503,855	$ 1,353,672	$ 1,025,074
Fee-based Revenues [Member]
Disaggregation of Revenue [Line Items]
Total revenues	178,876	139,023	316,350	268,132
Product Sales [Member]
Disaggregation of Revenue [Line Items]
Total revenues	512,181	340,179	979,755	709,780
Refinery Services [Member]
Disaggregation of Revenue [Line Items]
Total revenues	30,668	24,653	57,567	47,162
Offshore Pipeline Transportation [Member]
Disaggregation of Revenue [Line Items]
Total revenues	82,085	73,221	150,153	137,605
Offshore Pipeline Transportation [Member] | Fee-based Revenues [Member]
Disaggregation of Revenue [Line Items]
Total revenues	82,085	73,221	150,153	137,605
Offshore Pipeline Transportation [Member] | Product Sales [Member]
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Offshore Pipeline Transportation [Member] | Refinery Services [Member]
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Sodium Minerals and Sulfur Services [Member]
Disaggregation of Revenue [Line Items]
Total revenues	318,608	237,087	604,282	464,374
Sodium Minerals and Sulfur Services [Member] | Fee-based Revenues [Member]
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Sodium Minerals and Sulfur Services [Member] | Product Sales [Member]
Disaggregation of Revenue [Line Items]
Total revenues	287,940	212,434	546,715	417,212
Sodium Minerals and Sulfur Services [Member] | Refinery Services [Member]
Disaggregation of Revenue [Line Items]
Total revenues	30,668	24,653	57,567	47,162
Marine Transportation [Member]
Disaggregation of Revenue [Line Items]
Total revenues	76,320	47,626	132,094	87,957
Marine Transportation [Member] | Fee-based Revenues [Member]
Disaggregation of Revenue [Line Items]
Total revenues	76,320	47,626	132,094	87,957
Marine Transportation [Member] | Product Sales [Member]
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Marine Transportation [Member] | Refinery Services [Member]
Disaggregation of Revenue [Line Items]
Total revenues	0	0	0	0
Onshore Facilities and Transportation [Member]
Disaggregation of Revenue [Line Items]
Total revenues	244,712	145,921	467,143	335,138
Onshore Facilities and Transportation [Member] | Fee-based Revenues [Member]
Disaggregation of Revenue [Line Items]
Total revenues	20,471	18,176	34,103	42,570
Onshore Facilities and Transportation [Member] | Product Sales [Member]
Disaggregation of Revenue [Line Items]
Total revenues	224,241	127,745	433,040	292,568
Onshore Facilities and Transportation [Member] | Refinery Services [Member]
Disaggregation of Revenue [Line Items]
Total revenues	$ 0	$ 0	$ 0	$ 0