Stock Repurchase Program - Summary of Stock Repurchases (Details) - USD ($) $ in Thousands	3 Months Ended		133 Months Ended
	Apr. 28, 2019	Apr. 29, 2018	Apr. 28, 2019
Equity, Class of Treasury Stock [Line Items]
Shares repurchased under the stock repurchase program, shares	2,211	645,144
Shares repurchased under the stock repurchase program, value	$ 110	$ 25,325	$ 267,700
Shares repurchased under the stock repurchase program
Equity, Class of Treasury Stock [Line Items]
Shares repurchased under the stock repurchase program, shares	2,211	645,144
Shares repurchased under the stock repurchase program, value	$ 110	$ 25,325