Document and Entity Information	6 Months Ended
	Jul. 01, 2012	Jul. 27, 2012
Document and Entity Information [Abstract]
Entity Registrant Name	JOHNSON & JOHNSON
Entity Central Index Key	0000200406
Document Type	10-Q
Document Period End Date	Jul. 01, 2012
Amendment Flag	false
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Current Fiscal Year End Date	--12-30
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		2,757,041,143