Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2011

Goodwill and Intangible Assets

Summary of the Company's intangible assets

	As of September 30, 2011							As of December 31, 2010
In millions	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Trademarks (indefinitely-lived)	$	6,398	$	¾		$	6,398	$	6,398	$	¾		$	6,398
Customer contracts and relationships and covenants not to compete	5,376		(2,284		)	3,092		4,903		(1,982		)	2,921
Favorable leases and other	785		(328		)	457		762		(297		)	465
	$	12,559	$	(2,612	)	$	9,947	$	12,063	$	(2,279	)	$	9,784