Employee Benefit Plans (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 03, 2020
Defined Benefit Plan Disclosure
One-time pension settlement charge	$ 0	$ 0	$ 121,324
Profit share expense	$ 32,993	34,257	$ 21,968
Class B Common Stock
Defined Benefit Plan Disclosure
Number of shares owned by the participants under RSP (in shares)	1,735,412
Pension Plan
Defined Benefit Plan Disclosure
Total accumulated benefit obligation	$ 611,225	$ 832,053
Trust for Unqualified Plan
Defined Benefit Plan Disclosure
Estimated future employer contributions in next fiscal year	5,200
Postretirement Benefit Plan
Defined Benefit Plan Disclosure
Plan assets	$ 0
Discount rate	5.20%	2.50%	2.30%
Service cost discount rate	2.70%	2.50%	3.10%
Interest cost discount rate	1.50%	1.40%	2.50%
Assumed annual per capita rate of increase of medical and drug costs for next fiscal year	7.50%
Defined benefit plan, ultimate trend rate	4.50%
U.S. Plans | Pension Plan
Defined Benefit Plan Disclosure
Pension settlement reduced projected benefit obligation	$ 0	$ 0
Pension settlement reduced fair value of assets	0	0
Curtailment gain	$ 0	$ 0	$ 0
Assumptions for pension expense, average rate of return on plan assets	5.00%	5.00%	4.50%
One-time pension settlement charge		$ 121,324
Plan assets	$ 0	$ 40,873
Discount rate	5.50%	3.20%	3.00%
Service cost discount rate	3.30%	3.10%	3.50%
Interest cost discount rate	2.70%	2.60%	2.90%
U.S. Plans | Equity securities | Pension Plan
Defined Benefit Plan Disclosure
Actual Plan Asset Allocations	30.00%	35.00%
U.S. Plans | Fixed income securities | Pension Plan
Defined Benefit Plan Disclosure
Actual Plan Asset Allocations	70.00%	65.00%
Non-U.S. Plans | Pension Plan
Defined Benefit Plan Disclosure
Pension settlement reduced projected benefit obligation	$ 2,312	$ 58,604
Pension settlement reduced fair value of assets	2,312	58,604
Curtailment gain	$ 0	$ 5,830	$ (100)
Assumptions for pension expense, average rate of return on plan assets	2.90%	3.20%	2.70%
Estimated future employer contributions in next fiscal year	$ 6,500
Plan assets	$ 10,672	$ 9,266
Discount rate	4.40%	1.80%	1.40%
Service cost discount rate	2.00%	1.50%	1.60%
Interest cost discount rate	1.70%	1.20%	1.30%
Non-U.S. Plans | One of our non-U.S. plans | Pension Plan
Defined Benefit Plan Disclosure
Pension settlement reduced projected benefit obligation	$ 63,333
Pension settlement reduced fair value of assets	57,643
Curtailment gain	$ 5,830
Non-U.S. Plans | Equity securities | Pension Plan
Defined Benefit Plan Disclosure
Actual Plan Asset Allocations	26.00%	32.00%
Assumptions for pension expense, assumed average asset allocation	30.00%
Non-U.S. Plans | Fixed income securities | Pension Plan
Defined Benefit Plan Disclosure
Actual Plan Asset Allocations	65.00%	63.00%
Assumptions for pension expense, assumed average asset allocation	70.00%