Consolidated Statements Of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income (loss)	$ (349,080)	$ 615,848
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	178,303	167,815
Goodwill and asset impairment	654,084	0
Lower of cost or market inventory valuation adjustment	(194,594)	(142,026)
Net loss of equity method investments, inclusive of distributions	1,081	8,739
Gain on sale of assets	(61)	(1,639)
(Gain) loss on early extinguishment of debt	8,718	1,368
Loss on Extinguishment of Debt Due to Unamortized Discount		(3,788)
Deferred income taxes	26,629	42,143
Equity-based compensation expense	9,774	14,222
Change in fair value - derivative instruments	(18,164)	5,841
Excess tax expense from equity based compensation	(4,198)	(113)
(Increase) decrease in current assets:
Accounts receivable	(128,271)	(35,737)
Inventories	15,531	(12,761)
Income taxes receivable	(49,999)	3,368
Prepayments and other	9,086	10,691
Increase (decrease) in current liabilities:
Accounts payable	210,139	(60,448)
Income taxes payable	(8,142)	(12,073)
Accrued liabilities	18,905	2,175
Turnaround expenditures	(72,409)	(38,116)
Other, net	2,994	5,799
Net cash provided by operating activities	310,326	569,940
Cash flows from investing activities:
Additions to properties, plants and equipment	(257,378)	(247,070)
Purchase of equity method investment - HEP	(42,500)
Proceeds from sale of assets	408	2,232
Purchases of marketable securities	(86,798)	(246,008)
Sales and maturities of marketable securities	149,599	327,310
Net cash used for investing activities	(269,336)	(233,379)
Cash flows from financing activities:
Borrowings under credit agreement	554,000	254,100
Repayments under credit agreement	(480,000)	(221,100)
Net proceeds from Issuance of senior notes	246,690	0
Net proceeds from issuance of term loan	350,000	0
Redemption of senior notes	0	(155,156)
Repayment of financing obligation	(39,500)
Proceeds from issuance of common units - HEP	13,690	0
Purchase of treasury stock	(133,430)	(320,132)
Accelerated stock repurchase forward contract	0	(60,000)
Dividends	(116,795)	(125,192)
Distributions to noncontrolling interest	(43,840)
Other, net	(6,348)	(2,111)
Net cash provided by (used for) financing activities	344,467	(671,187)
Cash and cash equivalents:
Increase (decrease) for the period	385,457	(334,626)
Beginning of period	66,533	567,985
End of period	451,990	233,359
Cash paid during the period for:
Interest	23,212	25,612
Income taxes	21,426	310,117
HEP [Member]
Cash flows from investing activities:
Additions to properties, plants and equipment	(32,667)	(69,843)
Purchase of equity method investment - HEP	(42,500)	0
Cash flows from financing activities:
Borrowings under credit agreement	239,000
Repayment of financing obligation	(39,500)	0
Distributions to noncontrolling interest	(43,840)	$ (41,596)
Cash and cash equivalents:
Beginning of period	15,013
End of period	$ 4,882