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Stock-Based Compensation - Schedule of Stock Options Outstanding, Vested or Expected to Vest, and Exercisable (Detail) - Stock Options [Member]
12 Months Ended
Feb. 02, 2019
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Options Outstanding, Number of Options | shares 7,499,416
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 5 years 6 months 7 days
Options Outstanding, Weighted-Average Exercise Price $ 54.37
Options Exercisable, Number of Options | shares 5,898,379
Options Exercisable, Weighted-Average Exercise Price $ 52.08
Vested or expected to vest, Number of Options | shares 6,988,863
Vested or expected to vest, Weighted-Average Remaining Contractual Life (in years) 5 years 4 months 2 days
Vested or expected to vest, Weighted-Average Exercise Price $ 52.86
Range of Exercise Prices $25.39 - $44.52 [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Range of Exercise Prices, Lower 25.39
Range of Exercise Prices, Upper $ 44.52
Options Outstanding, Number of Options | shares 1,541,706
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 6 years 9 months 29 days
Options Outstanding, Weighted-Average Exercise Price $ 34.54
Options Exercisable, Number of Options | shares 583,526
Options Exercisable, Weighted-Average Exercise Price $ 33.17
Range of Exercise Prices $45.21 - $45.82 [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Range of Exercise Prices, Lower 45.21
Range of Exercise Prices, Upper $ 45.82
Options Outstanding, Number of Options | shares 29,540
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 8 years 6 months 21 days
Options Outstanding, Weighted-Average Exercise Price $ 45.23
Options Exercisable, Number of Options | shares 4,140
Options Exercisable, Weighted-Average Exercise Price $ 45.24
Range of Exercise Prices $46.50 - $46.50 [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Range of Exercise Prices, Lower 46.50
Range of Exercise Prices, Upper $ 46.50
Options Outstanding, Number of Options | shares 2,976,826
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 3 years 8 months 26 days
Options Outstanding, Weighted-Average Exercise Price $ 46.50
Options Exercisable, Number of Options | shares 2,976,826
Options Exercisable, Weighted-Average Exercise Price $ 46.50
Range of Exercise Prices $47.53 - $61.30 [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Range of Exercise Prices, Lower 47.53
Range of Exercise Prices, Upper $ 61.30
Options Outstanding, Number of Options | shares 1,331,277
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 7 years 6 months 29 days
Options Outstanding, Weighted-Average Exercise Price $ 52.69
Options Exercisable, Number of Options | shares 1,216,457
Options Exercisable, Weighted-Average Exercise Price $ 51.99
Range of Exercise Prices $64.65 - $90.92 [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Range of Exercise Prices, Lower 64.65
Range of Exercise Prices, Upper $ 90.92
Options Outstanding, Number of Options | shares 1,219,817
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 4 years 9 months 7 days
Options Outstanding, Weighted-Average Exercise Price $ 77.54
Options Exercisable, Number of Options | shares 1,089,780
Options Exercisable, Weighted-Average Exercise Price $ 76.52
Range of Exercise Prices $91.69 - $159.00 [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Range of Exercise Prices, Lower 91.69
Range of Exercise Prices, Upper $ 159.00
Options Outstanding, Number of Options | shares 400,250
Options Outstanding, Weighted-Average Remaining Contractual Life (in years) 8 years 11 months 8 days
Options Outstanding, Weighted-Average Exercise Price $ 124.97
Options Exercisable, Number of Options | shares 27,650
Options Exercisable, Weighted-Average Exercise Price $ 93.63