Derivative Instruments And Hedging Activities Interest Rate Swaps (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net	$ 8,501	$ 47,988	$ (5,647)	$ 140,466
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	(14,802)	(13,197)	(19,494)	(18,957)
Derivative Instruments, Gain (Loss) Recognized in Income	14,532	12,927	18,954	18,417
HEP [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net	(306)	(1,299)	(1,586)	(1,742)
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	528	553	1,059	1,091
Derivative Instruments, Gain (Loss) Recognized in Income	222	(746)	(527)	(651)
Interest Expense [Member] | HEP [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income	$ (528)	$ (553)	$ (1,059)	$ (1,091)