Description of Business and Presentation of Financial Statements (Details) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2014 mi Petroleum_Refineries	Dec. 31, 2013
Ownership Interest By Project Type [Line Items]
Goodwill, Impaired, Method for Fair Value Determination		0.1
Number of refineries located in Tulsa, Oklahoma		2
Refinery Distance From Main City [Miles]		65
Percentage Of Interest Owned In Development Stage Biodiesel Production Facility		50.00%
Allowance for doubtful accounts reserve	$ 2,400,000	$ 2,400,000
Goodwill	2,331,781,000	2,331,781,000	2,331,922,000
Goodwill, Impairment Loss	0
Twelve Inch Refined Products Pipeline Project
Ownership Interest By Project Type [Line Items]
Description of pipeline acquired (inches)		12
HEP [Member]
Ownership Interest By Project Type [Line Items]
Percentage of ownership in variable interest entity		39.00%
Percentage of general partner interest		2.00%
Goodwill	288,991,000	288,991,000	288,991,000
HEP [Member] | SLC Pipeline [Member]
Ownership Interest By Project Type [Line Items]
Length of pipeline (miles)		95
SLC Pipeline [Member]
Ownership Interest By Project Type [Line Items]
Equity Method Investment, Ownership Percentage	25.00%	25.00%
UNEV Pipeline [Member]
Ownership Interest By Project Type [Line Items]
Percentage of interest owned In pipeline project	75.00%
El Dorado [Member]
Ownership Interest By Project Type [Line Items]
Goodwill	1,700,000,000	1,700,000,000
Cheyenne [Member]
Ownership Interest By Project Type [Line Items]
Goodwill	$ 300,000,000	$ 300,000,000
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	20.00%	20.00%
Scenario, Plan [Member]
Ownership Interest By Project Type [Line Items]
Goodwill, Impaired, Method for Fair Value Determination		0.8