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Cash Flow Information (Supplemental Disclosure Of Cash Flow Information) (Details) - USD ($)	12 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 24, 2016
Cash paid during the year for:
Interest (net of amounts capitalized)	$ 47,347,470	$ 46,689,266	$ 46,547,381
Income taxes	13,672,964	28,415,489	20,209,281
Non cash items:
Property and equipment additions included in accounts payable	$ 8,161,384	$ 7,213,949	$ 7,197,684

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- Definition

Cash Paid During Year [Abstract]

+ References

No definition available.

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- Definition

Non Cash Items [Abstract]

+ References

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- Definition

Non cash or part non cash acquisition value of property and equipment acquired included in accounts payable.

+ References

No definition available.

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X

- Definition

The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586

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- Definition

Amount of cash paid, after deduction of cash paid for capitalized interest, for interest. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586

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