Note 3 Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Oct. 01, 2016
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 2,221,987	$ 2,176,890
Accumulated Depreciation and Amortization	(1,579,074)	(1,536,615)
Property, plant and equipment, net	642,913	640,275
Depreciation Expense	112,000	111,000	$ 104,000
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	1,476,903	1,452,648
Land and buildings
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	617,258	607,701
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	56,190	55,688
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	23,911	22,989
Construction in progress
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 47,725	$ 37,864