Income Taxes (Details 1) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Current:
Federal	$ (23)	$ (79)	$ 160
State	15	3	17
Non-U.S.	29	19	(8)
Current Income Tax Expense (Benefit), Total	21	(57)	169
Deferred:
Federal	67	59	(238)
State	1	(5)	(22)
Non-U.S.	6	(3)	15
Deferred Income Tax Expense (Benefit), Total	74	51	(245)
Income Tax Expense (Benefit), Continuing Operations, Total	$ 95	$ (6)	$ (76)