Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v2.4.0.6
Commitments and Contingencies (Details) (USD $)
 3 Months Ended 6 Months Ended
Mar. 25, 2012
Mar. 25, 2012
Sep. 25, 2011
Apr. 26, 2009
Legal Proceedings [Abstract]        
Expiration date of subject patents   Sep. 24, 2010    
Payment in noncurrent other assets $ 959,000,000 $ 959,000,000 $ 994,000,000  
Noncontrolling interest, description two Indian companies each acquired 13% of each subsidiary      
Assesment of unpaid dues of subsidiary partner in India   81,000,000    
Payment of unpaid dues of subsidiary partner in India   81,000,000    
Litigation Settlement Patent License And Other Related Items [Abstract]        
Broadcom settlement       891,000,000
Paid portion of Broadcom settlement 675,000,000 675,000,000    
Last payment date of the remaining payments of the Broadcom settlement   April 2013    
Carrying value and fair value (net of imputed interest) of the Broadcom settlement liability 212,000,000 212,000,000    
Loans Payable Related to India BWA Spectrum [Abstract]        
Payment of unpaid dues of subsidiary partner in India   81,000,000    
Interest rate spread percentage 0.25% 0.25%    
India BWA spectrum loans interest rate percentage 10.75% 10.75%    
India BWA spectrum loan demanded for prepayment payment date Feb. 28, 2012      
India BWA spectrum loans demanded for prepayment 151,000,000 151,000,000    
Carrying value of refinanced loans 1,039,000,000 1,039,000,000 994,000,000  
Purchase Obligations [Abstract]        
Unrecorded noncancelable obligations for remainder of fiscal 2012 2,000,000,000 2,000,000,000    
Unrecorded noncancelable obligations for fiscal 2013 77,000,000 77,000,000    
Unrecorded noncancelable obligations for fiscal 2014 39,000,000 39,000,000    
Unrecorded noncancelable obligations for fiscal 2015 36,000,000 36,000,000    
Unrecorded noncancelable obligations for fiscal 2016 25,000,000 25,000,000    
Unrecorded noncancelable obligations thereafter 8,000,000 8,000,000    
Inventory purchase commitments for remainder of fiscal 2012 1,600,000,000 1,600,000,000    
Inventory purchase commitments for fiscal 2013 5,000,000 5,000,000    
Leases [Abstract]        
Low range of noncancelable operating lease terms   less than one year    
High range of noncancelable operating lease terms   35 years    
Low range of initial capital lease terms (in years)   5    
High range of initial capital lease terms (in years)   7    
Maximum number of capital lease renewal options   5    
Total capital lease asset expected to be written off due to restructuring plan at the end of the contractual lease term 119,000,000 119,000,000    
Total capital lease obligation expected to be written off due to restructuring plan at the end of the contractual lease term $ 137,000,000 $ 137,000,000