Stock Repurchase Program - Narrative (Details) - USD ($)		3 Months Ended		9 Months Ended
	Oct. 27, 2019	Oct. 27, 2019	Oct. 28, 2018	Oct. 27, 2019	Oct. 28, 2018	May 24, 2018
Equity [Abstract]
Additional stock repurchase amount authorized						$ 250,000,000.0
Shares repurchased under the stock repurchase program, value	$ 310,200,000	$ 22,526,000	$ 30,000,000	$ 42,636,000	$ 79,739,000
Remaining authorization under stock repurchase program	$ 138,200,000	$ 138,200,000		$ 138,200,000