Fair Value of Financial Assets and Liabilities (Details) (Restricted cash, USD $) In Thousands, unless otherwise specified	May 02, 2014	Jan. 31, 2014	May 03, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	$ 3,300	$ 3,300	$ 3,300
Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	3,300	3,300	3,300
Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	0	0	0
Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	$ 0	$ 0	$ 0