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Restructuring (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 30, 2013 Severance and related benefits	Mar. 30, 2013 Other exit related costs	Mar. 31, 2012 2011 Restructuring Plan	Mar. 30, 2013 2012 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Reduction of the Company's global workforce				13.00%	14.00%
Restructuring reserve, beginning balance	$ 58	$ 41	$ 17
Charges	1	0	1
Cash Payments	(22)	(21)	(1)
Restructuring reserve, ending balance	$ 37	$ 20	$ 17

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

Amount of consideration other than cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.