Consolidated Statements of Stockholders' Equity (USD $) In Millions	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning Balance at Dec. 31, 2011	$ 1,001	$ 321		$ 11,937	$ (11,257)
Net earnings	668			668
Other comprehensive income, net of tax	227				227
Repurchases of common stock	(242)	(3)	(239)
Dividends declared	(328)			(328)
Stock-based awards and ESOP activity	247	4	243
Ending Balance at Mar. 25, 2012	1,573	322	4	12,277	(11,030)
Beginning Balance at Dec. 31, 2012	39	321		13,211	(13,493)
Net earnings	761			761
Other comprehensive income, net of tax	211				211
Repurchases of common stock	(477)	(5)	(139)	(333)
Dividends declared	(371)			(371)
Stock-based awards and ESOP activity	141	2	139
Ending Balance at Mar. 31, 2013	$ 304	$ 318		$ 13,268	$ (13,282)