Note 9 Unrecognized Tax Benefits (Details) (USD $)	12 Months Ended
Oct. 01, 2011	Oct. 02, 2010	Oct. 03, 2009
Income Tax Uncertainties [Abstract]
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 19,500,000
Income Tax Contingency [Line Items]
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	2,700,000	3,900,000	300,000
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance, Beginning Of Year	34,997,000	42,315,000
Increase Related To Prior Year Tax Positions	4,324,000	1,296,000
Decrease Related To Prior Year Tax Positions	(2,811,000)	(13,972,000)
Increase Related To Current Year Tax Positions	5,337,000	5,405,000
Decrease Related To Lapse Of Statute Of Limitations	(365,000)	(47,000)
Balance, End Of Year	$ 41,482,000	$ 34,997,000	$ 42,315,000

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

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The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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This element represents the total of accruals as of the date of the statement of financial position for interest recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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This element represents the total of interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties in the period in which the entity claims or expects to claim a tax position, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.

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The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations.

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