Goodwill (Schedule Of Changes By Segment To The Carrying Amount Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014
Goodwill [Line Items]
Goodwill, Impaired, Method for Fair Value Determination	0.1
Goodwill [Roll Forward]
Goodwill, Balance at January 1, 2014	$ 2,331,922us-gaap_Goodwill
Goodwill, Balance at December 31, 2014	2,331,781us-gaap_Goodwill
Adjustments to goodwill	(141)us-gaap_GoodwillOtherChanges
Refining Segment
Goodwill [Roll Forward]
Goodwill, Balance at January 1, 2014	2,042,931
Goodwill, Balance at December 31, 2014	2,042,790
Adjustments to goodwill	(141)
HEP
Goodwill [Roll Forward]
Goodwill, Balance at January 1, 2014	288,991
Goodwill, Balance at December 31, 2014	288,991
Adjustments to goodwill	$ 0
Scenario, Plan [Member]
Goodwill [Line Items]
Goodwill, Impaired, Method for Fair Value Determination	0.8
Cheyenne [Member]
Goodwill [Roll Forward]
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	20.00%

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

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- Definition

Description of how the fair value of the impaired goodwill of the reporting unit was determined for goodwill valuation purposes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 35

-Paragraph 22

-URI http://asc.fasb.org/extlink&oid=35740277&loc=d3e12382-109265

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

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- Definition

Amount of other (increase) decrease of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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- Definition

Percentage of fair value of reporting unit in excess of carrying amount.

+ References

No definition available.

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