Earnings Per Share - Schedule of Basic and Diluted EPS Computations (Details) - $ / shares shares in Thousands	3 Months Ended		6 Months Ended
	Jul. 29, 2017	Jul. 30, 2016	Jul. 29, 2017	Jul. 30, 2016
Earnings Per Share [Abstract]
Basic EPS (in shares)	383,011	393,568	384,722	394,684
Basic EPS (in dollars per share)	$ 0.83	$ 0.72	$ 1.66	$ 1.45
Effect of dilutive common stock equivalents, (in shares)	2,560	2,362	2,935	2,697
Effect of dilutive common stock equivalents, (in dollars per share)	$ (0.01)	$ (0.01)	$ (0.02)	$ (0.01)
Diluted EPS (in shares)	385,571	395,930	387,657	397,381
Diluted EPS (in dollars per share)	$ 0.82	$ 0.71	$ 1.64	$ 1.44