Exit or Disposal Activities (Total Charges and Program Costs Incurred) (Details) (USD $) In Millions	3 Months Ended				9 Months Ended				33 Months Ended
	Oct. 01, 2011		Oct. 02, 2010		Oct. 01, 2011		Oct. 02, 2010		Oct. 01, 2011
COGS Program [Member]
Employee severance	$ 1		$ 0		$ 5		$ 2		$ 23
Other cash costs	1	[1]	0	[1]	1	[1]	0	[1]	7	[1]
Asset write-offs	1		0		2		0		3
Retirement benefits	0	[2]	0	[2]	0	[2]	1	[2]	3	[2]
Total	3		0		8		3		36
SGA Programs [Member]
Employee severance	1		1		1		2		21
Other cash costs	0	[1]	1	[1]	0	[1]	6	[1]	15	[1]
Asset write-offs	0		0		0		0		0
Retirement benefits	6	[2]	5	[2]	12	[2]	5	[2]	17	[2]
Total	7		7		13		13		53
Total Costs [Member]
Employee severance	2		1		6		4		44
Other cash costs	1	[1]	1	[1]	1	[1]	6	[1]	22	[1]
Asset write-offs	1		0		2		0		3
Retirement benefits	6	[2]	5	[2]	12	[2]	6	[2]	20	[2]
Total	$ 10		$ 7		$ 21		$ 16		$ 89

[1] (a) Includes cash costs for equipment removal and relocation.

[2] (b) Pension plan curtailment losses and special termination benefits.