Segment Information (Schedule Of Segment Reporting Information) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended										12 Months Ended
	Dec. 31, 2012		Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011		Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Segment Reporting Information [Line Items]
Sales and other revenues	$ 5,147,507		$ 5,204,798	$ 4,806,681	$ 4,931,738	$ 4,972,412		$ 5,173,398	$ 2,967,133	$ 2,326,585	$ 20,090,724		$ 15,439,528		$ 8,322,929
Depreciation and amortization											242,868		159,707		117,529
Income (loss) from operations	673,141		978,304	813,137	419,564	373,063		869,207	330,179	159,099	2,884,146		1,731,548		262,998
Capital expenditures											335,263		374,241		213,232
Assets	10,328,997					9,576,243					10,328,997		9,576,243
Refining
Segment Reporting Information [Line Items]
Sales and other revenues											20,042,955	[1]	15,392,430	[1]	8,287,000	[1]
Depreciation and amortization											181,247	[1]	122,437	[1]	84,587	[1]
Income (loss) from operations											2,879,383	[1]	1,739,068	[1]	242,466	[1]
Capital expenditures											278,705	[1]	148,699	[1]	102,034	[1]
Assets	6,702,872	[1]				6,576,966	[1]				6,702,872	[1]	6,576,966	[1]
Corporate and Other
Segment Reporting Information [Line Items]
Sales and other revenues											1,048		1,098		412
Depreciation and amortization											4,660		4,810		4,675
Income (loss) from operations											(126,840)		(117,677)		(69,555)
Capital expenditures											11,629		9,327		1,688
Assets	2,531,967					1,997,600					2,531,967		1,997,600
Consolidations and Eliminations
Segment Reporting Information [Line Items]
Sales and other revenues											(241,780)		(166,995)		(146,576)
Depreciation and amortization											(828)		(828)		(682)
Income (loss) from operations											(2,120)		55		(2,200)
Capital expenditures											0		0		0
Assets	(332,642)					(416,983)					(332,642)		(416,983)
HEP
Segment Reporting Information [Line Items]
Sales and other revenues											288,501	[2]	212,995	[2]	182,093	[2]
Depreciation and amortization											57,789	[2]	33,288	[2]	28,949	[2]
Income (loss) from operations											133,723	[2]	110,102	[2]	92,287	[2]
Capital expenditures											44,929	[2]	216,215	[2]	109,510	[2]
Assets	$ 1,426,800	[2]				$ 1,418,660	[2]				$ 1,426,800	[2]	$ 1,418,660	[2]

[1] The Refining segment reflects the operations of the El Dorado and Cheyenne Refineries beginning July 1, 2011 (date of Holly-Frontier merger).

[2] HEP acquired our 75% interest in UNEV in July 2012. As a result, we have recast our HEP segment information to include the UNEV Pipeline operations as a consolidated subsidiary of HEP for all periods presented. The UNEV Pipeline was previously presented under Corporate and Other.