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Stock-Based Compensation - Additional Information (Details)
shares in Millions, $ in Millions
3 Months Ended 12 Months Ended
Jan. 03, 2016
USD ($)
shares
Dec. 28, 2014
USD ($)
Sep. 27, 2015
Sep. 28, 2014
Compensation Related Costs Share Based Payments Disclosure [Line Items]        
Stock-based compensation expense | $ $ 14.0 $ 10.7    
Restricted shares        
Compensation Related Costs Share Based Payments Disclosure [Line Items]        
Vesting period 3 years      
Performance stock units        
Compensation Related Costs Share Based Payments Disclosure [Line Items]        
Vesting period 3 years      
Vesting percentage relative to net sales 70.00%   70.00% 40.00%
Vesting percentage relative to earnings per share 30.00%   30.00% 60.00%
Performance based compensation percentage, target based 225.00%   225.00% 200.00%
Performance based compensation, peer group based 120.00%   120.00% 125.00%
Stock Option Plan 2008        
Compensation Related Costs Share Based Payments Disclosure [Line Items]        
Additional shares to the shares limit in common stock 4.8      
Shares limit in common stock 33.3      
Plan expiration date Dec. 05, 2021      
Full value award of shares issued for every one share 2.41      
Maximum term of a stock option grant or a stock appreciation right grant 6 years