Restructuring Program - Summary of Expenses Incurred (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended	9 Months Ended
	Nov. 01, 2014	Nov. 02, 2013	Nov. 01, 2014	Nov. 01, 2014	Nov. 02, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 1,713	$ 0	$ 4,732	$ 39,221	$ 0
Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,713			39,221
Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges			2,689
Severance | Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,236			3,749
Lease costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges			152
Lease costs | Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	146			1,198
Impairment
Restructuring Cost and Reserve [Line Items]
Restructuring charges			0
Impairment | Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0			30,497
Other exit costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges			1,891
Other exit costs | Restructuring Charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 331			$ 3,777