Consolidated Statements Of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ 324,008	$ (261,409)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	304,206	269,433
Goodwill and asset impairment	19,247	654,084
Lower of cost or market inventory valuation adjustment	(15,323)	(194,282)
Net (income) loss of equity method investments, inclusive of distributions	816	313
(Gain) loss on sale of assets	540	(107)
Loss on early extinguishment of debt attributable to unamortized discount	2,475	8,718
Deferred income taxes	93,351	38,731
Equity-based compensation expense	26,430	16,696
Change in fair value - derivative instruments	2,073	(12,319)
Excess tax expense from equity based compensation	0	(4,051)
(Increase) decrease in current assets:
Accounts receivable	(116,986)	(43,959)
Inventories	(43,822)	(54,643)
Income taxes receivable	68,371	(42,683)
Prepayments and other	(5,268)	18,236
Increase (decrease) in current liabilities:
Accounts payable	88,010	114,771
Income taxes payable	60,661	(8,142)
Accrued liabilities	83,918	39,527
Turnaround expenditures	(111,513)	(104,224)
Other, net	4,219	9,584
Net cash provided by operating activities	785,413	444,274
Cash flows from investing activities:
Additions to properties, plants and equipment	(162,442)	(291,362)
Purchase of PCLI, net of cash acquired	(870,627)	0
Purchases of marketable securities	(41,565)	(155,091)
Sales and maturities of marketable securities	465,716	187,358
Other, net	2,297	606
Net cash used for investing activities	(637,296)	(397,154)
Cash flows from financing activities:
Borrowings under credit agreement	654,000	625,500
Repayments under credit agreement	(457,000)	(957,500)
Net proceeds from Issuance of senior notes - HFC	0	246,690
Proceeds from Issuance of Unsecured Debt	101,750	394,000
Proceeds from Issuance of Other Long-term Debt	0	350,000
Redemption of senior notes - HEP	(309,750)	0
Repayment of financing obligation		(39,500)
Proceeds from issuance of common units - HEP	52,285	22,791
Purchase of treasury stock	0	(133,430)
Dividends	(176,519)	(175,194)
Distributions to noncontrolling interest	(81,797)
Other, net	(13,421)	(14,118)
Net cash provided by (used for) financing activities	(230,452)	252,668
Effect of Exchange Rate on Cash	2,498	0
Cash and cash equivalents:
Increase (decrease) for the period	(79,837)	299,788
Beginning of period	710,579	66,533
End of period	630,742	366,321
Cash paid during the period for:
Interest	(84,380)	(39,671)
Income taxes, net	50,957	(23,557)
HEP [Member]
Cash flows from investing activities:
Additions to properties, plants and equipment	(30,675)	(96,115)
Purchase of equity method investment - HEP	0	(42,550)
Cash flows from financing activities:
Borrowings under credit agreement	500,000
Proceeds from Issuance of Unsecured Debt	101,750	394,000
Repayment of financing obligation	0	(39,500)
Distributions to noncontrolling interest	(81,797)	$ (66,571)
Cash and cash equivalents:
Beginning of period	3,657
End of period	$ 7,476