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Note 11 (Details) (USD $)	3 Months Ended		6 Months Ended
Note 11 (Details) (USD $)	Mar. 28, 2015	Mar. 29, 2014	Mar. 28, 2015	Mar. 29, 2014
Note 11 (Details) [Line Items]
Proceeds from Sale and Maturity of Marketable Securities	$ 2,000,000	$ 565,000	$ 13,601,000	$ 6,060,000
Marketable Securities, Gain (Loss)	0us-gaap_MarketableSecuritiesGainLoss	(36,000)us-gaap_MarketableSecuritiesGainLoss	(509,000)us-gaap_MarketableSecuritiesGainLoss	(296,000)us-gaap_MarketableSecuritiesGainLoss
Mutual Funds [Member]
Note 11 (Details) [Line Items]
Unrealized Gain (Loss) on Securities			(3,100,000)
Marketable Securities	$ 98,700,000		$ 98,700,000

This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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