CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net Income	$ 754	$ 792
Other Comprehensive Income (Loss):
Change in fair value of derivatives utilized for hedging purposes	(56)	(41)
Adjustments to pension and other postretirement benefit plan liabilities	(2)	1
Total Other Comprehensive (Loss)	(119)	(90)
Comprehensive Income	635	702
Comprehensive Income Attributable to Noncontrolling Interests	(7)	(8)
Comprehensive Income Attributable to KMEP	628	694
Consolidated Entity Excluding Variable Interest Entities (VIE) [Member]
Net Income	754	792
Other Comprehensive Income (Loss):
Change in fair value of derivatives utilized for hedging purposes	(56)	(41)
Reclassification of change in fair value of derivatives to net income	18	(7)
Foreign currency translation adjustments	(79)	(43)
Adjustments to pension and other postretirement benefit plan liabilities	(2)
Total Other Comprehensive (Loss)	(119)	(90)
Comprehensive Income	635	702
Comprehensive Income Attributable to Noncontrolling Interests	7	8
Comprehensive Income Attributable to KMEP	$ 628	$ 694