Revenue Recognition - Revenue Disaggregation (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	$ 263,987	$ 411,699	$ 743,634	$ 1,195,637
Total revenues	266,904	450,307	772,667	1,379,908
Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	242,267	396,001	693,513	1,147,139
Services transferred over time
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	21,720	15,698	50,121	48,498
Revenues from contracts with customers
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	263,987	411,699	743,634	1,195,637
Other
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	2,917	38,608	29,033	184,271
Marketing
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	242,267	396,001	693,513	1,147,139
Total revenues	245,184	434,609	722,546	1,331,410
Marketing | Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	242,267	396,001	693,513	1,147,139
Marketing | Services transferred over time
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	0	0	0	0
Marketing | Revenues from contracts with customers
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	242,267	396,001	693,513	1,147,139
Marketing | Other
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	2,917	38,608	29,033	184,271
Transportation
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	21,720	15,698	50,121	48,498
Total revenues	21,720	15,698	50,121	48,498
Transportation | Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	0	0	0	0
Transportation | Services transferred over time
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	21,720	15,698	50,121	48,498
Transportation | Revenues from contracts with customers
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	21,720	15,698	50,121	48,498
Transportation | Other
Disaggregation of Revenue [Line Items]
Total revenues from contracts with customers	$ 0	$ 0	$ 0	$ 0