Derivative Instruments And Hedging Activities Interest Rate Swaps (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Derivative [Line Items]
Amortization of unrealized loss attributable to discontinued cash flow hedges	$ 270	$ 270	$ 540	$ 1,209
Derivative Instruments, Gain (Loss) Recognized in Income	12,374	5,803	17,326	(22,840)
Interest Expense	10,136	19,794	22,483	41,114
Other Comprehensive Income (Loss), Change in Fair Value of Cash Flow Hedge	46,689	27,661	138,724	17,315
HEP [Member]
Derivative [Line Items]
(Gain) Loss Reclassified to Earnings Due to Settlements	553	516	1,091	1,020
Amortization of unrealized loss attributable to discontinued cash flow hedges				849
Derivative Instruments, Gain (Loss) Recognized in Income	(553)	(516)	(1,091)	(1,869)
Unrealized Gain (Loss) on Cash Flow Hedging Instruments	(746)	3,413	(651)	4,824
Other Comprehensive Income (Loss), Change in Fair Value of Cash Flow Hedge	(1,299)	2,897	(1,742)	2,955
HEP Interest Rate Swap [Member] | HEP [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income	(553)	(516)
Interest Expense [Member] | HEP [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income	$ (553)	$ (516)	$ (1,091)	$ (1,869)