Note 16 Employee Benefit Plans (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 30, 2017
Defined Contribution Plan [Abstract]
Amount Deferred Under Company Sponsored Deferred Compensation Plans	$ 4,000	$ 5,000
UNITED STATES
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	24,221	22,586	$ 24,743
Underfunded status	8,800	5,802	7,813
Current liabilities	0	0	0
Non-current liabilities	8,800	5,802	7,813
Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Benefit Obligation	58,842	50,930	48,873
Underfunded status	34,965	24,816	21,880
Current liabilities	1,443	1,430	1,117
Non-current liabilities	33,522	23,386	20,763
Fair Value, Measurements, Recurring
Defined Contribution Plan [Abstract]
Deferred Compensation Plan Assets	36,000	35,000
Deferred Compensation Liability	36,000	35,000
Level 1 | UNITED STATES
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	15,421	16,784	16,930
Level 1 | Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	$ 23,877	$ 26,114	$ 26,993