Stock Repurchase Program - Summary of Stock Repurchases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		103 Months Ended
	Oct. 30, 2016	Oct. 25, 2015	Oct. 30, 2016	Oct. 25, 2015	Oct. 30, 2016
Equity [Abstract]
Repurchase Program expenditures, shares	0	491,316	23,968	2,681,476
Repurchase Program expenditures, value	$ 0	$ 7,464	$ 538	$ 57,311	$ 136,200