Document and Entity Information (USD $)	12 Months Ended
	Dec. 28, 2014	Jun. 29, 2014
Document and Entity Information [Abstract]
Entity Registrant Name	SANDISK CORP
Entity Central Index Key	0001000180
Current Fiscal Year End Date	--12-28
Entity Filer Category	Large Accelerated Filer
Document Type	10-K
Document Period End Date	Dec. 28, 2014
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q4
Amendment Flag	false
Entity Common Stock, Shares Outstanding	213,013,780
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Public Float		$ 20,109,794,996