Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013		Dec. 29, 2012		Dec. 31, 2011		Jan. 01, 2011
Valuation and Qualifying Accounts [Abstract]
Revenue Recognition, Sales Returns Reserve Liability	$ (1,570)		$ (1,129)		$ (1,082)		$ (995)
Valuation Allowances and Reserves, Balance	3,884		1,692		1,692		19,614
Valuation Allowances and Reserves, Recoveries	2,552	[1]	0		0
Valuation Allowances and Reserves, Deductions	(360)	[2]	0		(17,922)	[2]
Revenue Recognition, Sales Returns, Reserve for Sales Returns	(2,031)	[3]	(1,702)	[3]	(1,792)	[3]
Additions for Doubtful Accounts	(325)	[4]	(788)	[4]	(687)	[4]
Allowance for Doubtful Accounts Receivable, Current	(243)		(277)		301		431
Allowance for Doubtful Accounts Receivable, Write-offs	359	[5]	812	[5]	817	[5]
Revenue Recognition, Sales Return Reserve Write-off	$ 1,590	[6]	$ 1,655	[6]	$ 1,705	[6]

[1] Represents a valuation allowance against California enterprise zone tax credits for deferred tax allowance.

[2] Represents release of substantially all valuation allowance except state tax credits.

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

[4] Allowance for Doubtful accounts are charged to expenses.

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

[6] Represents allowance for sales returns written off.