Note 8 Restructuring (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 29, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 29, 2019 USD ($)	Jun. 30, 2018 USD ($)	Sep. 29, 2018 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 7,986	$ 1,021	$ 13,137	$ 15,972
Restructuring Reserve	11,000		11,000		$ 22,000
IMS
Restructuring Cost and Reserve [Line Items]
Restructuring Expense (Recovery), net			(3,000)
Restructuring Charges				11,000
CPS
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			16,000	5,000
Q1 FY18 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Expected Severance Reimbursement	0	0	$ 0	10,000
Initiation Date			Dec. 30, 2017
Completion Date			Dec. 31, 2019
Expected Number of Positions Eliminated			2,900
Other Receivables	5,000		$ 5,000
Restructuring Charges	2,191	847	6,815	15,613
Restructuring Expense (Recovery) prior to reimbursement	2,191	847	6,815	25,613
Q1 FY18 Plan [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	963	758	1,715	25,250
Q1 FY18 Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	1,228	89	5,100	363
Other plans [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 5,795	$ 174	$ 6,322	$ 359