Goodwill and Other Intangible Assets and Liablities (Tables)

12 Months Ended

Dec. 31, 2012

Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]

Schedule of Finite-Lived Intangible Assets and Liabilities

Amortized intangible assets and liabilities were as follows (in millions):

	Successor
	As of December 31, 2012				As of December 31, 2011
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortized intangible assets	$	2,013	$	899	$	2,013	$	593
Amortized intangible liabilities	$	2,056	$	842	$	2,056	$	560

Schedule of Finite-Lived Intangible Assets and Liabilities Amortization Expense

Amortization of intangible assets and liabilities was as follows (in millions):

	Successor
	Year Ended		Year Ended
	December 31, 2012		December 31, 2011
Amortization of intangible assets	$	306	$	312
Amortization of intangible liabilities	$	282	$	294

Schedule of Finite-Lived Intangible Assets and Liabilities, Future Amortization Expense

Amortization of intangible assets and liabilities for the next five years is expected to approximate the following (in millions):

	Amortization of intangible assets		Amortization of intangible liabilities
2013	$	306	$	252
2014	$	306	$	179
2015	$	54	$	115
2016	$	31	$	101
2017	$	31	$	96