Quarterly report pursuant to Section 13 or 15(d)

Acquisitions (Details)

v3.7.0.1
Acquisitions (Details)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended 30 Months Ended
Mar. 26, 2017
USD ($)
$ / shares
Mar. 27, 2016
USD ($)
Mar. 26, 2017
USD ($)
$ / shares
Mar. 27, 2016
USD ($)
Aug. 03, 2019
USD ($)
Feb. 03, 2017
USD ($)
projects
Oct. 27, 2016
USD ($)
Sep. 25, 2016
USD ($)
Business Acquisition [Line Items]                
Goodwill $ 6,497   $ 6,497         $ 5,679
RF360 Holdings [Member]                
Business Acquisition [Line Items]                
Business Acquisition, Percentage of Voting Interests Acquired 51.00%   51.00%          
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners 49.00%   49.00%          
Time period after which option becomes exercisable     30 months          
Maximum amount of contingent consideration $ 200   $ 200          
Cash consideration     1,463          
Fair value of put and call option to acquire noncontrolling interest 1,112   1,112          
Fair value of contingent consideration and deferred payments 492   492          
Total purchase price     3,067          
Cash and cash equivalents           $ 306    
Accounts receivable           303    
Inventories           261    
Property, plant and equipment           838    
Goodwill           808    
Other assets           42    
Total assets           3,466    
Liabilities           (399)    
Assets acquired and liabilities assumed, net           3,067    
Business Acquisition, Goodwill, Expected Tax Deductible Amount 269   269          
Pro forma revenues 6,108 $ 5,799 12,504 $ 11,810        
Pro forma net income attributable to Qualcomm $ 1,481 $ 1,182 $ 2,236 $ 2,651        
NXP [Member]                
Business Acquisition [Line Items]                
Business Acquisition, Date of Acquisition Agreement     Oct. 27, 2016          
Cash consideration     $ 38,000          
Business Acquisition, Share Price | $ / shares $ 110   $ 110          
Business Combination, Termination Fee, Specified Circumstances, Payable to Acquirer     $ 1,250          
Business Combination, Termination Fee, Specified Circumstances, Payable to Target     2,000          
Letters of Credit Outstanding, Amount $ 2,000   $ 2,000          
Minimum [Member] | NXP [Member]                
Business Acquisition [Line Items]                
Business Acquisition, Percentage of Voting Interests Acquired 80.00%   80.00%          
Minimum [Member] | Minimum subject to NXP written consent (Member) [Member]                
Business Acquisition [Line Items]                
Business Acquisition, Percentage of Voting Interests Acquired 70.00%   70.00%          
NXP Committed Financing [Member]                
Business Acquisition [Line Items]                
Line of Credit Facility, Maximum Borrowing Capacity $ 11,100   $ 11,100          
Term Loan Facility [Member]                
Business Acquisition [Line Items]                
Line of Credit Facility, Maximum Borrowing Capacity 4,000   4,000          
Bridge Loan Facility [Member]                
Business Acquisition [Line Items]                
Line of Credit Facility, Maximum Borrowing Capacity $ 7,100   $ 7,100       $ 13,600  
Technology-Based Intangible Assets [Member] | RF360 Holdings [Member]                
Business Acquisition [Line Items]                
Intangibles assets subject to amortization           738    
Weighted-average amortization period     7 years          
Customer-Related Intangible Assets [Member] | RF360 Holdings [Member]                
Business Acquisition [Line Items]                
Intangibles assets subject to amortization           87    
Weighted-average amortization period     9 years          
Marketing-Related Intangible Assets [Member] | RF360 Holdings [Member]                
Business Acquisition [Line Items]                
Intangibles assets subject to amortization           8    
Weighted-average amortization period     1 year          
Other Intangible Assets [Member] | RF360 Holdings [Member]                
Business Acquisition [Line Items]                
In-process research and development (IPR&D)           $ 75    
Number Of In-Process Research And Development Projects | projects           2    
In-Process Research and Development Estimated Useful Life Upon Completion     6 years          
Scenario, Forecast [Member] | RF360 Holdings [Member]                
Business Acquisition [Line Items]                
Exercise price of option to acquire noncontrolling interest         $ 1,150