Stock Repurchase Program - Summary of Stock Repurchases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		112 Months Ended
	Jul. 30, 2017	Jul. 31, 2016	Jul. 30, 2017	Jul. 31, 2016	Jul. 30, 2017
Equity, Class of Treasury Stock [Line Items]
Shares repurchased under the stock repurchase program, shares	12,304	23,968	312,304	23,968
Shares repurchased under the stock repurchase program, value	$ 428	$ 538	$ 10,389	$ 538	$ 147,000
Stock Repurchase Program WIth No Expiration Date [Member]
Equity, Class of Treasury Stock [Line Items]
Shares repurchased under the stock repurchase program, shares	12,304	23,968	312,304	23,968
Shares repurchased under the stock repurchase program, value	$ 428	$ 538	$ 10,389	$ 538