Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information Document

Document and Entity Information Document
3 Months Ended
Dec. 29, 2013
Jan. 27, 2014
Document Information [Line Items]    
Entity Registrant Name QUALCOMM INC/DE  
Entity Central Index Key 0000804328  
Current Fiscal Year End Date --09-28  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Dec. 29, 2013  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   1,691,079,925
Entity Well-known Seasoned Issuer Yes  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes