Restructuring Costs - Summary of Expenses Incurred (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			6 Months Ended
	Aug. 02, 2014	Aug. 02, 2014	Aug. 03, 2013	Aug. 02, 2014	Aug. 03, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 3,019	$ 3,019	$ 0	$ 37,508	$ 0
Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3,019			37,508
Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1,453
Severance | Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,453			2,513
Lease costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges		6
Lease costs | Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	6			1,052
Impairment
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0
Impairment | Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0			30,497
Other exit costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1,560
Other exit costs | Restructuring Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 1,560			$ 3,446