XML 79 R67.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stock-based Compensation (Time-Lapse Restricted Stock Units, EPS Performance Restricted Stock Units And Strategic Performance Restricted Stock Units And TSR Performance Restricted Stock Units) (Details) - $ / shares
shares in Thousands
6 Months Ended
Jan. 28, 2018
Jan. 29, 2017
Time Lapse, EPS Performance And Strategic Performance Restricted Stock Units [Member]    
Stock-based Compensation    
Nonvested at beginning of period, Units 1,221  
Granted, Units 689  
Vested, Units (625)  
Forfeited, Units (49)  
Nonvested at end of period, Units 1,236  
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value $ 50.86  
Granted, Weighted-Average Grant-Date Fair Value 46.95 $ 54.73
Vested, Weighted-Average Grant-Date Fair Value 48.46  
Forfeited, Weighted Average Grant Date Fair Value 50.34  
Nonvested at end of period, Weighted-Average Grant-Date Fair Value $ 49.91  
TSR Performance Restricted Stock/Units [Member]    
Stock-based Compensation    
Nonvested at beginning of period, Units 1,774  
Granted, Units 943  
Vested, Units (815)  
Forfeited, Units (70)  
Nonvested at end of period, Units 1,832  
Nonvested at beginning of period, Weighted-Average Grant-Date Fair Value $ 48.24  
Granted, Weighted-Average Grant-Date Fair Value 39.39 $ 39.53
Vested, Weighted-Average Grant-Date Fair Value 43.39  
Forfeited, Weighted Average Grant Date Fair Value 45.71  
Nonvested at end of period, Weighted-Average Grant-Date Fair Value $ 46.29