Note 9 - Intangible Assets, Net (Detail) (USD $) In Thousands, unless otherwise specified		3 Months Ended	12 Months Ended	3 Months Ended
Mar. 24, 2013	Dec. 25, 2011 Minimum [Member] Licenses Acquired [Member]	Dec. 25, 2011 Maximum [Member] Licenses Acquired [Member]	Mar. 24, 2013 Maximum [Member] Trademarks [Member]	Jun. 24, 2007 Customer Lists [Member]	Dec. 25, 2011 Noncompete Agreements [Member]
Finite-Lived Intangible Asset, Useful Life		4 years	8 years	10 years	13 years	5 years
Finite-Lived Trademarks, Gross (in Dollars)	$ 193

Gross carrying amount before accumulated amortization as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a specified period of time.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Name:	us-gaap_FiniteLivedTrademarksGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant