Common and Preferred Stock - Additional Information (Details) - USD ($)		4 Months Ended	12 Months Ended
	Aug. 01, 2016	Jan. 31, 2015	Jan. 28, 2017	Jan. 30, 2016	Sep. 30, 2014
Class Of Stock [Line Items]
Repurchase of the Company's outstanding common stock	$ 10,000,000
Repurchase of the Company's outstanding common stock, shares	0	8,257	7,408	15,024	76,386
Common stock repurchase program, expiration date			Jul. 31, 2016
Preferred stock, shares authorized			1,656,381	1,656,381
Preferred stock, par value			$ 0.01	$ 0.01
Series B junior participating preferred stock, shares issued			0	0
Series B junior participating preferred stock, shares outstanding			0	0
Series B junior participating preferred stock
Class Of Stock [Line Items]
Preferred stock, shares authorized			300,000	300,000
Preferred stock, par value			$ 0.01	$ 0.01
Series B junior participating preferred stock, shares outstanding			0	0