Consolidated Statements Of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended		29 Months Ended
	Sep. 30, 2018	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018
Cash flows from operating activities:
Net income	$ 362,132	$ 1,013,907	$ 324,008
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	108,885	323,605	304,206
Long-lived asset impairment	0	0	19,247
Lower of cost or market inventory valuation adjustment	17,837	(192,927)	(15,323)
Earnings of equity method investments, inclusive of distributions		463	816
(Gain) loss on sale of assets		(52)	540
Loss on early extinguishment of debt attributable to unamortized discount		0	2,475
Deferred income taxes	45,663	102,213	93,351
Equity-based compensation expense		26,096	26,430
Change in fair value - derivative instruments		(3,007)	2,073
(Increase) decrease in current assets:
Accounts receivable		(136,764)	(116,986)
Inventories		(33,856)	(43,822)
Income taxes receivable		27,792	68,371
Prepayments and other		(14,089)	(5,268)
Increase (decrease) in current liabilities:
Accounts payable		(37,160)	88,010
Income taxes payable		76,277	60,661
Accrued liabilities		84,328	83,918
Turnaround expenditures		(114,593)	(111,513)
Other, net		7,664	4,219
Net cash provided by (used for) operating activities		1,129,897	785,413
Cash flows from investing activities:
Additions to properties, plants and equipment		(167,967)	(162,442)
Purchases of marketable securities		0	(41,565)
Sales and maturities of marketable securities		0	465,716
Other, net		3,999	2,297
Net cash used for investing activities		(259,167)	(637,296)
Cash flows from financing activities:
Borrowings under credit agreement		256,000	654,000
Repayments under credit agreement		(347,000)	(457,000)
Proceeds from Issuance of Senior Long-term Debt		0	101,750
Redemption of senior notes - HEP		0	(309,750)
Proceeds from issuance of common units - HEP		114,887	52,285	$ 82,300
Purchase of treasury stock		(177,710)	0
Dividends		(175,921)	(176,519)
Distributions to noncontrolling interest		(93,128)
Shares withheld for tax withholding obligations		(544)	(290)
Other, net		0	(13,131)
Net cash used for financing activities		(423,416)	(230,452)
Effect of exchange rate on cash flow		(2,394)	2,498
Cash and cash equivalents:
Increase (decrease) for the period		444,920	(79,837)
Beginning of period		630,757	710,579
End of period	1,075,677	1,075,677		1,075,677
Cash paid during the period for:
Interest		(89,553)	(84,380)
Income taxes, net		(112,520)	50,957
PCLI
Cash flows from investing activities:
Purchase of business, net of cash acquired		0	(870,627)
Red Giant Oil
Cash flows from investing activities:
Purchase of business, net of cash acquired		(54,088)	0
HEP
Cash flows from investing activities:
Additions to properties, plants and equipment		(41,111)	(30,675)
Cash flows from financing activities:
Distributions to noncontrolling interest		(93,128)	$ (81,797)
Cash and cash equivalents:
Beginning of period		7,776
End of period	$ 6,375	$ 6,375		$ 6,375