Amount of total revenue for the reportable segments, including revenue from external customers, transactions with other operating segments of the same entity, and (gross) interest revenue. All considered to be "operating revenue" for purposes of the taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 22

-Subparagraph (a),(b),(c)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 131

-Paragraph 27

-Subparagraph a, b, c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Name:	us-gaap_SegmentReportingInformationRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Segment Information (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended						1 Months Ended	12 Months Ended
	Dec. 31, 2012 Segment	Dec. 31, 2012 UNEV Pipeline	Dec. 31, 2012 HEP	Dec. 31, 2011 HEP	Dec. 31, 2010 HEP	Dec. 31, 2012 SLC Pipeline HEP	Jul. 31, 2012 UNEV Pipeline	Dec. 31, 2012 UNEV Pipeline
Segment Reporting Information [Line Items]
Reportable segments	2
Percentage of interest owned In pipeline project		75.00%				25.00%	75.00%	75.00%
Revenue for reportable segment			$ 47.6	$ 46.4	$ 36.0