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Note 7 - Other Current Assets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 23, 2012
Restricted Investments	$ 1,620

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

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