Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Indefinite-Lived Intangible Assets

Indefinite-Lived Intangible Assets

	December 31, 2011		Net Additions		June 30, 2012
			(in millions)
FCC licenses	$	20,044	$	135	$	20,179
Trademarks	409		—		409
Goodwill	359		—		359
	$	20,812	$	135	$	20,947

Intangible Assets Subject to Amortization

		June 30, 2012							December 31, 2011
	Useful Lives	Gross Carrying Value		Accumulated Amortization			Net Carrying Value		Gross Carrying Value		Accumulated Amortization			Net Carrying Value
							(in millions)
Customer relationships	4 to 5 years	$	341	$	(323	)	$	18	$	341	$	(297	)	$	44
Other intangible assets
Trademarks	10 to 37 years	1,168		(633		)	535		1,169		(585		)	584
Reacquired rights	9 to 14 years	1,571		(718		)	853		1,571		(652		)	919
Other	9 to 10 years	131		(67		)	64		126		(57		)	69
Total other intangible assets		2,870		(1,418		)	1,452		2,866		(1,294		)	1,572
Total definite-lived intangible assets		$	3,211	$	(1,741	)	$	1,470	$	3,207	$	(1,591	)	$	1,616