Note 4 Assets and Liabilities Associated with Deferred Compensation Measured at Fair Value (Details) (USD $) In Millions, unless otherwise specified	Sep. 29, 2012	Oct. 01, 2011
Assets and Liabilities Associated with Deferred Compensation Measured at Fair Value on a Recurring Basis [Line Items]
Assets and Liabilities for Deferred Compensation Measured at Fair Value on a Recurring Basis	$ 10.0	$ 10.0