Investments in Associated Companies Summarized Financial Information (Details) (USD $)	3 Months Ended
	Dec. 30, 2012	Dec. 25, 2011
Schedule of Equity Method Investments [Line Items]
Equity in earnings of associated companies	$ 3,045,000	$ 2,812,000
Equity Method Investee- TNI [Member]
Schedule of Equity Method Investments [Line Items]
Share of TNI Operating Expenses	(168,000)	(105,000)
Equity Method Investment, Summarized Financial Information, Revenue	17,544,000	16,522,000
Equity Method Investment, Summarized Financial Information, Operating Expenses Excluding Depreciation, Amortization And Workforce Adjustments	13,637,000	13,062,000
Equity Method Investment, Summarized Financial Information, Workforce Adjustments	0	(64,000)
Equity Method Investment, Summarized Financial Information, Operating Income	3,907,000	3,524,000
Income (Loss) From Equity Method Investments Before Amortization	1,954,000	1,762,000
Amortization Of Intangible Assets- TNI	181,000	180,000
Equity in earnings of associated companies	1,773,000	1,582,000
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	544,000
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Two	418,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	418,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	418,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	418,000
Equity Method Investee- MNI [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Summarized Financial Information, Revenue	18,564,000	19,457,000
Equity Method Investment, Summarized Financial Information, Operating Expenses Excluding Depreciation, Amortization And Workforce Adjustments	14,049,000	15,094,000
Equity Method Investment, Summarized Financial Information, Workforce Adjustments	0	26,000
Equity Method Investment, Summarized Financial Information, Depreciation And Amortization	383,000	424,000
Equity Method Investment, Summarized Financial Information, Operating Income	4,132,000	3,913,000
Equity Method Investment, Summarized Financial Information, Net Income (Loss)	2,543,000	2,460,000
Equity in earnings of associated companies	$ 1,272,000	$ 1,230,000