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Note 4 Line of Credit Facility (Details)
$ in Millions
9 Months Ended
Jul. 02, 2016
USD ($)
Revolving Credit Facility  
Line of Credit Facility [Line Items]  
Maximum Borrowing Capacity $ 375.0
Long-term Line of Credit 80.0
Letters of Credit Outstanding, Amount $ 17.3
Expiration Date May 20, 2020
Additional Credit Line $ 125.0
Foreign Line of Credit  
Line of Credit Facility [Line Items]  
Maximum Borrowing Capacity 74.3
Long-term Line of Credit $ 0.0
Expiration Date Jun. 16, 2017