Note 8 Restructuring (Details) $ in Thousands	3 Months Ended
	Jan. 02, 2021 USD ($) people	Dec. 28, 2019 USD ($) people	Oct. 03, 2020 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 1,904	$ 9,160
Restructuring Reserve	7,000		$ 9,000
Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	300
IMS
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	600	7,000
CPS
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 1,000	$ 2,000
Q1 FY20 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Number of Positions Eliminated | people	45	1,450
Restructuring Charges	$ 835	$ 6,736
Expected Cost	20,000
Cost Incurred to Date	19,000
Q1 FY20 Plan [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	835	6,728
Q1 FY20 Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	0	8
Other plans [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 1,069	$ 2,424