XML 34 R35.htm IDEA: XBRL DOCUMENT v3.3.0.814
Stock-Based Compensation (Summary Of RSU Activity) (Details) - Restricted Stock Units (RSUs) [Member] - USD ($)
9 Months Ended 12 Months Ended
Sep. 26, 2015
Dec. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unvested units, Beginning balance, Restricted Stock Units 7,368,529  
Awarded, Restricted Stock Units 3,492,249  
Released, Restricted Stock Units (2,242,344)  
Forfeited, Restricted Stock Units (712,317)  
Unvested units, Ending balance, Restricted Stock Units 7,906,117 7,368,529
Restricted Stock Units expected to vest, Restricted Stock Units 6,784,932  
Unvested units, Weighted Average Remaining Contractual Term (years) 1 year 9 months 29 days 1 year 8 months 23 days
Restricted Stock Units expected to vest, Weighted Average Remaining Contractual Term (years) 1 year 8 months 23 days  
Unvested units, Beginning balance, Aggregate intrinsic value $ 67,200,984  
Unvested units, Ending balance, Aggregate intrinsic value 50,361,965 $ 67,200,984
Restricted Stock Units expected to vest, Aggregate intrinsic value $ 43,220,018