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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 |  |  |  |  |

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition 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. + References 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 + Details
Name: | us-gaap_FiniteLivedTrademarksGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant