Segment Information (Details) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Jun. 30, 2020 USD ($) segment	Jun. 30, 2019 USD ($)
Segment Reporting [Abstract]
Reporting segments | segment					4
Segment Reporting Information [Line Items]
Revenues	$ 515,301		$ 1,409,409		$ 1,719,384	$ 2,600,744
Cost of revenues (excluding depreciation)	441,278		1,251,842		1,651,489	2,312,574
Operating expense (excluding depreciation)	67,027		74,830		140,418	148,504
Depreciation, depletion, and amortization	22,128		21,919		43,411	42,876
Impairment expense	0		0		67,922	0
General and administrative expense (excluding depreciation)	10,221		11,379		22,005	23,044
Acquisition and integration costs	90		818		755	3,702
Operating income (loss)	(25,443)		48,621		(206,616)	70,044
Interest expense and financing costs, net	(16,414)		(20,278)		(35,088)	(38,988)
Debt extinguishment and commitment costs	0		(3,690)		0	(9,186)
Other income, net	455		2,177		479	2,264
Change in value of common stock warrants	0		(957)		4,270	(2,239)
Equity earnings (losses) from Laramie Energy, LLC	(1,874)		491		(46,905)	792
Income (loss) before income taxes	(43,276)		26,364		(283,860)	22,687
Income tax benefit	2,716		1,805		20,963	66,574
Net income (loss)	(40,560)	$ (222,337)	28,169	$ 61,092	(262,897)	89,261
Capital expenditures	15,217		23,540		30,165	41,404
Refining
Segment Reporting Information [Line Items]
Revenues	455,301		1,347,557		1,603,427	2,493,621
Impairment expense					38,100
Logistics
Segment Reporting Information [Line Items]
Revenues	42,132		50,146		101,282	95,355
Retail
Segment Reporting Information [Line Items]
Revenues	79,621		120,749		182,434	220,580
Impairment expense					29,800
Operating Segments | Refining
Segment Reporting Information [Line Items]
Revenues	455,301		1,347,557		1,603,427	2,493,621
Cost of revenues (excluding depreciation)	429,967		1,244,366		1,643,320	2,306,934
Operating expense (excluding depreciation)	49,385		55,393		101,629	110,648
Depreciation, depletion, and amortization	12,706		14,613		25,700	28,491
Impairment expense					38,105
General and administrative expense (excluding depreciation)	0		0		0	0
Acquisition and integration costs	0		0		0	0
Operating income (loss)	(36,757)		33,185		(205,327)	47,548
Capital expenditures	11,165		9,437		17,248	18,883
Operating Segments | Logistics
Segment Reporting Information [Line Items]
Revenues	42,132		50,146		101,282	95,355
Cost of revenues (excluding depreciation)	27,680		26,758		59,116	53,288
Operating expense (excluding depreciation)	2,247		3,028		6,518	5,392
Depreciation, depletion, and amortization	5,902		3,989		10,569	7,885
Impairment expense					0
General and administrative expense (excluding depreciation)	0		0		0	0
Acquisition and integration costs	0		0		0	0
Operating income (loss)	6,303		16,371		25,079	28,790
Capital expenditures	2,972		11,945		10,190	17,458
Operating Segments | Retail
Segment Reporting Information [Line Items]
Revenues	79,621		120,749		182,434	220,580
Cost of revenues (excluding depreciation)	45,382		89,782		116,812	161,120
Operating expense (excluding depreciation)	15,395		16,409		32,271	32,464
Depreciation, depletion, and amortization	2,664		2,532		5,463	4,906
Impairment expense					29,817
General and administrative expense (excluding depreciation)	0		0		0	0
Acquisition and integration costs	0		0		0	0
Operating income (loss)	16,180		12,026		(1,929)	22,090
Capital expenditures	527		1,798		1,861	4,277
Corporate, Eliminations and Other
Segment Reporting Information [Line Items]
Revenues	(61,753)		(109,043)		(167,759)	(208,812)
Cost of revenues (excluding depreciation)	(61,751)		(109,064)		(167,759)	(208,768)
Operating expense (excluding depreciation)	0		0		0	0
Depreciation, depletion, and amortization	856		785		1,679	1,594
Impairment expense					0
General and administrative expense (excluding depreciation)	10,221		11,379		22,005	23,044
Acquisition and integration costs	90		818		755	3,702
Operating income (loss)	(11,169)		(12,961)		(24,439)	(28,384)
Capital expenditures	553		360		866	786
Gross profit	$ 61,800		$ 109,000		$ 167,800	$ 208,800