Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Additional Information 1 (Detail)

v2.4.0.8
Stock-Based Compensation - Additional Information 1 (Detail) (USD $)
 1 Months Ended 12 Months Ended 12 Months Ended
Mar. 31, 2012
Employees
Sep. 28, 2013
Sep. 28, 2013
Stock Options [Member]
Installment
Sep. 29, 2012
Stock Options [Member]
Sep. 24, 2011
Stock Options [Member]
Sep. 24, 2011
Performance Shares [Member]
Sep. 25, 2010
Performance Shares [Member]
Sep. 28, 2013
Restricted Stock Awards [Member]
Sep. 29, 2012
Restricted Stock Awards [Member]
Sep. 24, 2011
Restricted Stock Awards [Member]
Sep. 25, 2010
Restricted Stock Awards [Member]
Sep. 28, 2013
2003 Plan [Member]
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Options contingently vest up to five years                       20.00%
Options contractual lives                       6 years
Shares granted above the market price                       4,400,000
Options schedule to possibly vest     216,000                  
Percentage of options granted and eligible to vest           100.00%            
Cumulative percentage of options vested that were eligible to vest           97.00% 99.00%          
Number of affected employees 250                      
Recorded additional compensation cost $ 0                      
Unvested options   6,200,000                    
Options subject to performance based vesting criteria   900,000                    
Number of vesting installments     4                  
Expiration period approximately     6 years                  
Expected life of option award     3 years 6 months 3 years 6 months 3 years 6 months              
Stock price volatility     34.80% 37.90% 36.40%              
Risk free interest rates     1.20% 0.90% 2.20%              
Dividend during expected term   $ 0                    
Weighted average grant date fair value of options granted     $ 1.72 $ 2.72 $ 2.04              
Total intrinsic value of options exercised     1,100,000 5,100,000 2,600,000              
Total unrecognized compensation cost related to nonvested stock options     8,000,000         4,400,000        
Nonvested stock options remaining weighted average vesting period     2 years         2 years        
Restricted stock awards outstanding, shares               894,000 785,000 804,000 432,000  
Restricted stock awards generally vest percentage in increments               33.33%        
Share based payment award vesting period description               3 years        
Share based payment award vesting conditional period of employment               5 years        
Bonus earned in vested shares               4,400,000        
Share based payment award, shares granted and vested               290,000        
Granted, Weighted Average Grant Date Fair Value per Share               $ 9.26 $ 9.16 $ 9.32    
Aggregate fair value as of the vesting date of restricted shares               $ 3,400,000 $ 900,000 $ 1,100,000