Revenues from Contracts with Customers (Details) bbl in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018 USD ($) bbl	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2018 USD ($) bbl	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Disaggregation of Revenue [Line Items]
Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume | bbl	26,087								26,087
Revenues from external customers	$ 4,344,204	$ 4,770,799	$ 4,471,236	$ 4,128,427	$ 3,992,705	$ 3,719,247	$ 3,458,864	$ 3,080,483	$ 17,714,666	$ 14,251,299	$ 10,535,700
Contract with Customer, Liability	$ 132				$ 179				132	179
Contract With Customer, Liability, Increase									6,748
Contract with Customer, Liability, Revenue Recognized									(6,795)
North America Mid-Continent Market [Domain]
Disaggregation of Revenue [Line Items]
Revenues from external customers									8,427,200	7,099,754	6,077,634
North America Southwest [Domain]
Disaggregation of Revenue [Line Items]
Revenues from external customers									3,772,278	2,952,224	2,425,761
North America Rocky Mountains [Domain]
Disaggregation of Revenue [Line Items]
Revenues from external customers									2,476,044	2,055,221	1,481,812
Northeast [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									339,407	259,840	0
CANADA
Disaggregation of Revenue [Line Items]
Revenues from external customers									732,321	673,842	0
Europe and Asia [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									201,497	174,393	0
Transportation Fuels [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									13,326,654	11,056,038	9,098,204
Specialty Lubricant Products [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									1,636,859	1,415,842	464,359
Asphalt, Fuel, Oil And Other Products [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									985,234	743,394	422,644
Refined Product [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									15,948,747	13,215,274	9,985,207
Crude Oil
Disaggregation of Revenue [Line Items]
Revenues from external customers									1,597,321	891,756	436,974
Transportation And Logistic Services [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									108,412	77,225	68,927
Other Revenues, Products Of Petroleum And Coal [Member]
Disaggregation of Revenue [Line Items]
Revenues from external customers									$ 60,186	$ 67,044	$ 44,592