Consolidated Statements Of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		38 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019
Cash flows from operating activities:
Net income	$ 216,817	$ 276,486	$ 493,303	$ 651,775
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	126,908		248,329	214,720
Goodwill, Impairment Loss	152,712		152,712	0
Lower of cost or market inventory valuation adjustment	(47,801)		184,545	210,764
Earnings of equity method investments, inclusive of distributions			0	228
(Gain) loss on sale of assets			73	(107)
Deferred income taxes	25,972		58,193	56,550
Equity-based compensation expense			21,562	17,306
Change in fair value - derivative instruments			31,454	(17,807)
(Increase) decrease in current assets:
Accounts receivable			(72,300)	(121,144)
Inventories			(6,708)	21,255
Income taxes receivable			(26,835)	24,512
Prepayments and other			14,020	(6,053)
Increase (decrease) in current liabilities:
Accounts payable			292,893	61,425
Income taxes payable			7,826	72,822
Accrued liabilities			38,003	35,161
Turnaround expenditures			(110,273)	(76,384)
Other, net			11,843	4,650
Net cash provided by (used for) operating activities			969,550	728,145
Cash flows from investing activities:
Additions to properties, plants and equipment			(102,717)	(117,907)
Purchase of business, net of cash acquired			(662,665)	0
Other, net			825	3,399
Net cash used for investing activities			(782,309)	(146,078)
Cash flows from financing activities:
Borrowings under credit agreement			175,000	305,500
Repayments under credit agreement			(156,500)	(417,500)
Proceeds from issuance of common units - HEP			0	114,831	$ 82,300
Purchase of treasury stock			(266,996)	(53,743)
Dividends			(113,508)	(117,500)
Distributions to noncontrolling interest	(33,030)	(33,673)
Shares withheld for tax withholding obligations			(783)	0
Proceeds from (Payments for) Other Financing Activities			(374)	(544)
Net cash used for financing activities			(429,864)	(229,715)
Effect of exchange rate on cash flow			2,515	(3,237)
Cash and cash equivalents:
Increase (decrease) for the period			(240,108)	349,115
Beginning of period		1,154,752	1,154,752
End of period	914,644		914,644		914,644
Cash paid during the period for:
Interest			(67,620)	(64,711)
Income taxes, net			(138,587)	(48,561)
HEP
Cash flows from investing activities:
Additions to properties, plants and equipment			(17,752)	(31,570)
Cash flows from financing activities:
Distributions to noncontrolling interest			(66,703)	$ (60,759)
Cash and cash equivalents:
Beginning of period		$ 3,045	3,045
End of period	$ 6,941		$ 6,941		$ 6,941