Consolidated Statements Of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012
Cash flows from operating activities:
Net income	$ 609,120		$ 749,390
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	142,254		113,050
Earnings of equity method investments, net of distributions	2,593		(104)
Loss on Extinguishment of Debt Due to Unamortized Discount	(7,948)
Gains (Losses) on Extinguishment of Debt	22,109		0
Gain (Loss) on Sale of Investments	0		(326)
Deferred income taxes	(11,929)		(2,683)
Equity based compensation expense	17,192		17,491
Change in fair value - derivative instruments	(57,192)		10,289
(Increase) decrease in current assets:
Accounts receivable	(122,875)		103,674
Inventories	(230,811)		(195,200)
Income taxes receivable	12,526		365
Prepayments and other	10,040		17,928
Increase (decrease) in current liabilities:
Accounts payable	216,506		(418,937)
Income taxes payable	0		121,899
Accrued liabilities	(7,588)		(34,870)
Turnaround expenditures	(159,811)		(46,995)
Other, net	23,542		(5,468)
Net cash provided by operating activities	451,515		429,503
Cash flows from investing activities:
Additions to properties, plants and equipment	(153,942)		(104,401)
Proceeds from Sale of Property, Plant, and Equipment	5,802		0
Investment in Sabine Biofuels	(2,000)		(2,000)
Advances to Sabine Biofuels	(13,700)		0
Purchases of marketable securities	(399,154)		(166,429)
Sales and maturities of marketable securities	(398,762)		(151,996)
Net cash used for investing activities	(181,093)		(144,453)
Cash flows from financing activities:
Principal tender on senior notes	(286,812)		(5,000)
Redemption premium on early extinguishment of debt	(14,161)		0
Proceeds from Sale of HEP Common Units	73,444		0
Proceeds from Common Unit Offering HEP	73,444		0
Purchase of treasury stock	(159,432)		(189,771)
Structured stock repurchase arrangement	0		(100,000)
Contribution from joint venture partner	0		6,000
Dividends	(264,867)		(249,958)
Excess tax benefit from equity based compensation	1,037		4,762
Deferred financing costs	0		(3,229)
Other	2,184		(833)
Net cash used for financing activities	(678,701)		(491,756)
Cash and cash equivalents:
Increase for the period	(408,279)		(206,706)
Beginning of period	1,757,699		1,578,904
End of period	1,349,420		1,372,198
Cash paid during the period for:
Interest	46,566		48,928
Income taxes	336,099		301,854
HEP [Member]
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	29,368	[1]	25,712	[1]
Cash flows from investing activities:
Additions to properties, plants and equipment	(16,861)		(23,619)
Proceeds from Sale of Property, Plant, and Equipment	5,802
Cash flows from financing activities:
Borrowings under credit agreement - HEP	154,500		99,000
Repayments under credit agreement - HEP	(220,500)		(129,000)
Net proceeds from issuance of senior notes - HEP	0		294,750
Principal tender on senior notes	0		(185,000)
Proceeds from Sale of HEP Common Units	73,444
Proceeds from Common Unit Offering HEP	73,444
Distributions to noncontrolling interest	(34,604)		(28,944)
Purchase of units for incentive grants - HEP	(2,934)		(4,533)
Cash and cash equivalents:
Beginning of period	5,237
End of period	$ 8,716

[1] HEP acquired our 75% interest in UNEV in July 2012. As a result, we have recast our HEP segment information for the three and six months ended June 30, 2012 to include the UNEV Pipeline operations as a consolidated subsidiary of HEP. The UNEV Pipeline operations were previously presented under Corporate and Other.