Segments of Business and Geographic Areas (Details Textuals) (USD $) In Millions	9 Months Ended
	Oct. 02, 2011	Oct. 03, 2010
Segment of Business and Geographic Areas (Textuals) [Abstract]
Restructuring expense	$ 589
Pharmaceutical [Member]
Segment of Business and Geographic Areas (Textuals) [Abstract]
Litigation expense	540	202
Medical Devices and Diagnostics [Member]
Segment of Business and Geographic Areas (Textuals) [Abstract]
Net litigation income		1,542
Restructuring expense	676
Litigation and additional DePuy ASR Hip recall costs	$ 223