Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Stockholders’ equity (deficit)
Accumulated intangible amortization	$ 419	$ 373
Common stock, par value (usd per share)	$ 0.01	$ 0.01
Common stock, shares authorized (shares)	1,750,000,000	1,750,000,000
Common stock, shares outstanding (shares)	720,501,649	526,805,522
AA [Member]
Stockholders’ equity (deficit)
Accumulated intangible amortization	$ 381	$ 375
Common stock, par value (usd per share)	$ 1	$ 1
Common stock, shares authorized (shares)	1,000	1,000
Common stock, shares issued (shares)	1,000	1,000
Common stock, shares outstanding (shares)	1,000	1,000