Schedule II (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 27, 2013		Jan. 29, 2012		Jan. 30, 2011
Allowance for Trade Receivables [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves, Balance	$ 973		$ 789		$ 961
Valuation Allowances and Reserves, Charged to Cost and Expense	1,216	[1]	449	[1]	875	[1]
Valuation Allowances and Reserves, Deductions	(385)	[2]	(265)	[2]	(1,047)	[2]
Valuation Allowances and Reserves, Balance	1,804		973		789
Allowance for Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves, Balance	13,881		15,049		15,369
Valuation Allowances and Reserves, Charged to Cost and Expense	17,627	[3]	25,331	[3]	26,517	[3]
Valuation Allowances and Reserves, Deductions	(16,718)	[4]	(26,499)	[4]	(26,837)	[4]
Valuation Allowances and Reserves, Balance	14,790		13,881		15,049
Valuation Allowance of Deferred Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation Allowances and Reserves, Balance	212,285		148,016		113,442
Valuation Allowances and Reserves, Charged to Cost and Expense	12,489	[5]	64,269	[5]	34,574	[5]
Valuation Allowances and Reserves, Deductions	0		0		0
Valuation Allowances and Reserves, Balance	$ 224,774		$ 212,285		$ 148,016

[1] Allowances for doubtful accounts are charged to expenses.

[2] Represents uncollectible accounts written off against the allowance for doubtful accounts.

[3] Represents allowance for sales returns estimated at the time revenue is recognized primarily based on historical return rates and is charged as a reduction to revenue.

[4] Represents allowance for sales returns written off.

[5] Represents change in valuation allowance primarily related to state deferred tax assets that management has determined not likely to be realized due, in part, to projections of future taxable income of the respective jurisdictions.