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Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
Revenue Recognition (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Contract receivable	$ 214,500				$ 148,400				$ 214,500	$ 148,400
Deferred revenue	7,905				6,681				7,905	6,681
Revenues	$ 1,399,134	$ 1,401,638	$ 1,409,409	$ 1,191,335	$ 879,112	$ 909,781	$ 856,396	$ 765,439	5,401,516	3,410,728	$ 2,443,066
Refining
Disaggregation of Revenue [Line Items]
Revenues									5,167,942	3,210,067
Logistics
Disaggregation of Revenue [Line Items]
Revenues									199,226	125,743
Retail
Disaggregation of Revenue [Line Items]
Revenues									458,889	441,040
Gasoline \| Refining
Disaggregation of Revenue [Line Items]
Revenues									1,416,706	981,090
Gasoline \| Logistics
Disaggregation of Revenue [Line Items]
Revenues									0	0
Gasoline \| Retail
Disaggregation of Revenue [Line Items]
Revenues									326,304	317,434
Distillates \| Refining
Disaggregation of Revenue [Line Items]
Revenues									2,503,981	1,770,381
Distillates \| Logistics
Disaggregation of Revenue [Line Items]
Revenues									0	0
Distillates \| Retail
Disaggregation of Revenue [Line Items]
Revenues									40,189	39,835
Other Refined Products \| Refining
Disaggregation of Revenue [Line Items]
Revenues									1,242,401	458,596
Other Refined Products \| Logistics
Disaggregation of Revenue [Line Items]
Revenues									0	0
Other Refined Products \| Retail
Disaggregation of Revenue [Line Items]
Revenues									0	0
Merchandise \| Refining
Disaggregation of Revenue [Line Items]
Revenues									0	0
Merchandise \| Logistics
Disaggregation of Revenue [Line Items]
Revenues									0	0
Merchandise \| Retail
Disaggregation of Revenue [Line Items]
Revenues									90,480	83,771
Transportation and terminalling services \| Refining
Disaggregation of Revenue [Line Items]
Revenues									0	0
Transportation and terminalling services \| Logistics
Disaggregation of Revenue [Line Items]
Revenues									199,226	125,743
Transportation and terminalling services \| Retail
Disaggregation of Revenue [Line Items]
Revenues									0	$ 0
Other revenue \| Refining
Disaggregation of Revenue [Line Items]
Revenues									4,854
Other revenue \| Logistics
Disaggregation of Revenue [Line Items]
Revenues									0
Other revenue \| Retail
Disaggregation of Revenue [Line Items]
Revenues									$ 1,916