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Debt (Details Numeric) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 01, 2017
Mar. 03, 2017
Mar. 04, 2016
Dec. 01, 2017
Dec. 02, 2016
Nov. 27, 2015
Jan. 21, 2015
Jun. 13, 2014
Mar. 02, 2012
Feb. 28, 2010
Senior Notes [Abstract]                    
Proceeds from Issuance of Debt       $ 0 $ 0 $ 989,280        
Debt and capital lease obligations       1,881,421 $ 1,892,200          
Line of Credit Facility [Abstract]                    
Total senior unsecured revolving credit facility                 $ 1,000,000  
Option to request additional commitments on credit facility                 500,000  
Maximum aggregate, credit facility                 $ 1,500,000  
Long-Term Line of credit, amount outstanding       $ 0            
From [Member]                    
Line of Credit Facility [Abstract]                    
Commitment fees rate       0.08%            
To [Member]                    
Line of Credit Facility [Abstract]                    
Commitment fees rate       0.20%            
Notes 2015 [Member]                    
Senior Notes [Abstract]                    
Debt Instrument, Face Amount                   $ 600,000
Notes 2020 [Member]                    
Senior Notes [Abstract]                    
Debt Instrument, Face Amount                   $ 900,000
Senior notes, interest rate                   4.75%
Issuance discount                   $ 5,500
Issuance cost                   $ 6,400
Effective interest rate                   4.92%
Notes 2025 [Member]                    
Senior Notes [Abstract]                    
Debt Instrument, Face Amount             $ 1,000,000      
Senior notes, interest rate             3.25%      
Proceeds from Issuance of Debt     $ 989,300              
Issuance discount             $ 10,700      
Issuance cost             $ 7,900      
Effective interest rate             3.67%      
Notes 2020 and 2025 [Member]                    
Senior Notes [Abstract]                    
Fair value of long-term debt       $ 1,980,000            
Repurchase notes at price of their principal amount plus accrued and unpaid interest                   101.00%
Debt Instrument, Periodic Payment, Interest $ 37,600 $ 37,600                
Scenario i [Member] | Line of Credit [Member] | From [Member]                    
Line of Credit Facility [Abstract]                    
Margin added to LIBOR to determine interest rate                 0.795%  
Scenario i [Member] | Line of Credit [Member] | To [Member]                    
Line of Credit Facility [Abstract]                    
Margin added to LIBOR to determine interest rate                 1.30%  
Scenario ii [Member] | Line of Credit [Member]                    
Line of Credit Facility [Abstract]                    
Percentage added to federal effective funds rate in determining interest rate                 0.50%  
Percentage added to LIBOR in determining interest rate                 1.00%  
Scenario ii [Member] | Line of Credit [Member] | From [Member]                    
Line of Credit Facility [Abstract]                    
Margin added to LIBOR to determine interest rate                 0.00%  
Scenario ii [Member] | Line of Credit [Member] | To [Member]                    
Line of Credit Facility [Abstract]                    
Margin added to LIBOR to determine interest rate                 0.30%  
Fair Value Hedging [Member]                    
Senior Notes [Abstract]                    
Derivative, Notional Amount               $ 900,000    
Derivative, fixed interest rate               4.75%