Consolidated Statements of Equity - Shares	Total		Common Stock	Treasury Stock
Number of shares held in treasury (beginning balance) at Dec. 31, 2011				0
Number of shares issued (beginning balance) at Dec. 31, 2011			357,000,000
Number of shares issued - stock-based compensation			4,000,000
Number of shares repurchased	(28,000,000)			(28,000,000)
Number of shares held in treasury (ending balance) at Dec. 31, 2012				(28,000,000)
Number of shares issued (ending balance) at Dec. 31, 2012			361,000,000
Number of shares issued - stock-based compensation			1,000,000
Number of shares repurchased	(37,000,000)	[1]		(37,000,000)
Number of shares held in treasury (ending balance) at Dec. 31, 2013	(65,000,000)			(65,000,000)
Number of shares issued (ending balance) at Dec. 31, 2013	362,000,000		362,000,000
Number of shares issued - stock-based compensation			1,000,000
Number of shares repurchased	(24,000,000)			(24,000,000)
Number of shares held in treasury (ending balance) at Dec. 31, 2014	(89,000,000)			(89,000,000)
Number of shares issued (ending balance) at Dec. 31, 2014	363,000,000		363,000,000

[1] Shares repurchased in 2013 includes 1 million shares received under the November 2012 ASR program, which were paid for in 2012.