Annual report pursuant to Section 13 and 15(d)

Document and Entity Information Document

v2.4.0.8
Document and Entity Information Document (USD $)
12 Months Ended
Sep. 29, 2013
Nov. 04, 2013
Mar. 31, 2013
Document Information [Line Items]      
Entity Registrant Name QUALCOMM INC/DE    
Entity Central Index Key 0000804328    
Current Fiscal Year End Date --09-29    
Entity Filer Category Large Accelerated Filer    
Document Type 10-K    
Document Period End Date Sep. 29, 2013    
Document Fiscal Year Focus 2013    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   1,689,435,673  
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 113,760,527,188