v2.4.0.6
Equity Based Employee Benefit Plans Employee Stock Purchase Plans (Details) (USD $)
1 Months Ended 3 Months Ended 12 Months Ended
Aug. 31, 2015
Jul. 31, 2010
Mar. 31, 2010
Jan. 28, 2012
Jan. 28, 2012
year
Jan. 29, 2011
year
Jan. 30, 2010
year
Dec. 13, 2011
Employee Stock [Member]
Dec. 13, 2011
2012 Employee Stock Purchase Plan [Member]
Jan. 28, 2012
Amended and Restated 2004 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Risk free interest rate         2.10% 2.30% 2.10%      
Share-based Compensation         $ 151,822,000 $ 146,879,000 $ 174,691,000      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value       14,600,000   24,000,000 60,800,000      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number       45,995,348 45,995,348 44,813,257        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price       $ 19.89 $ 19.89 $ 19.86        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term       5.35 5.35          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value       18,713,000 [1] 18,713,000 [1]          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross         6,086,065          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price       $ 15.90 $ 15.90          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period         (3,251,293)          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price       $ 11.31 $ 11.31          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period         (1,652,681)          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price       $ 21.27 $ 21.27          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number       32,768,260 32,768,260          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price       $ 20.51 $ 20.51          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term         4.11          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value       18,103,000 [1] 18,103,000 [1]          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number       44,393,242 44,393,242          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price       $ 19.94 $ 19.94          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term         5.25          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value       18,711,000 [1] 18,711,000 [1]          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 3.58 $ 4.75 $ 5.57      
Expected dividend yield         1.40% 1.30% 1.10%      
Expected stock volatility         28.00% 31.00% 35.00%      
Expected life of options         5.5 5.4 5.3      
Excess Tax Benefit from Share-based Compensation, Financing Activities         $ 1,805,000 $ 0 $ 8,763,000      
Nonqualified stock options, restricted stock and restricted stock units to be expensed over period       186,500,000 186,500,000          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period August 2015 3 3              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                 15,000,000 97,400,000
Share-based Compensation, Arrangement by Share-based Payment Award, Employee Stock Purchase Plan Percent of Market Price               85.00%    
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate               10.00%    
[1] The intrinsic value of the nonqualified stock options is the amount by which the market value of the underlying stock exceeds the exercise price of an option.