Note 4 - Marketable Securities (Detail) - Marketable Securities (USD $) In Thousands, unless otherwise specified	Jun. 24, 2012	Dec. 25, 2011
Held-to-maturity
Municipal securities	$ 16,563	$ 34,652
Available-for-sale
Municipal securities	30,584
Trading
Mutual funds	5,838	5,304
Total	$ 52,985	$ 39,956

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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- Definition

For an unclassified balance sheet, this item represents investments in debt securities which are categorized as held-to-maturity. The held-to-maturity category is for those securities that the entity has the positive intent and ability to hold until maturity.

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Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale.

+ References+ Details

- Definition

The total of financial instruments that are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time) or for debt and equity securities formerly categorized as available-for-sale or held-to-maturity which the entity held as of the date it opted to account for such securities at fair value. An enterprise may also categorize such a security as trading without the intent to sell it in the near term assuming the decision to categorize the security as trading occurred at acquisition.

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