Stock Repurchase Program - Summary of Stock Repurchase Activities (Details) - USD ($) $ in Thousands	12 Months Ended			118 Months Ended
	Jan. 28, 2018	Jan. 29, 2017	Jan. 31, 2016	Jan. 28, 2018
Equity, Class of Treasury Stock [Line Items]
Repurchases, shares	442,607	39,024	2,681,476
Repurchased shares of common stock, cost	$ 14,849	$ 1,005	$ 57,311	$ 151,400
Shares repurchased under the 2011 program
Equity, Class of Treasury Stock [Line Items]
Repurchases, shares	442,607	39,024	2,681,476
Repurchased shares of common stock, cost	$ 14,849	$ 1,005	$ 57,311