Note 17 Employee Benefit Plans (Details) - USD ($) $ in Thousands	Oct. 03, 2020	Sep. 28, 2019	Sep. 29, 2018
UNITED STATES
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	$ 25,704	$ 24,221	$ 22,586
Current liabilities	0	0	0
Non-current liabilities	10,274	8,800	5,802
Liability, Defined Benefit Plan	10,274	8,800	5,802
Underfunded status	10,274	8,800	5,802
Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	64,453	58,842	50,930
Current liabilities	2,054	1,443	1,430
Non-current liabilities	38,824	33,522	23,386
Liability, Defined Benefit Plan	40,878	34,965	24,816
Underfunded status	40,878	34,965	24,816
Fair Value, Measurements, Recurring
Defined Contribution Plan [Abstract]
Deferred Compensation Plan Assets	40,000	36,000
Deferred Compensation Liability	40,000	36,000
Level 1 | UNITED STATES
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	15,430	15,421	16,784
Level 1 | Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	$ 23,575	$ 23,877	$ 26,114