Fair Value Measurements (Details 1) (USD $) In Thousands, unless otherwise specified	Jul. 28, 2012	Jan. 28, 2012
Carrying Value [Member]
Financial liabilities
Long-term debt (excluding capitalized leases)	$ 392,780	$ 492,780
Fair Value [Member]
Financial liabilities
Long-term debt (excluding capitalized leases)	$ 415,867	$ 527,735

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

No definition available.

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant