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Pension and Other Postretirement Benefit Plans - Schedule of Pension Plans Recognized in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2021	Oct. 02, 2020	Sep. 27, 2019
Reclassification adjustments:
Total	$ (104,165)	$ 61,977	$ 139,218
Pension Plan | U.S. Plans
Arising during the period:
Net actuarial (gain) loss	(25,109)	(900)	36,108
Prior service cost (benefit)	0	1,589	0
Total	(25,109)	689	36,108
Reclassification adjustments:
Net actuarial losses	(3,204)	(2,653)	(2,282)
Prior service cost	(325)	(244)	0
Total	(3,529)	(2,897)	(2,282)
Total	(28,638)	(2,208)	33,826
Pension Plan | Non-U.S. Plans
Arising during the period:
Net actuarial (gain) loss	(65,547)	71,676	83,368
Net (gain) loss on Sale of ECR	0	0	(12,520)
Prior service cost (benefit)	0	0	29,829
Total	(65,547)	71,676	100,677
Reclassification adjustments:
Net actuarial losses	(8,761)	(6,322)	(6,546)
Prior service cost	(1,219)	(1,169)	(1,075)
Total	(9,980)	(7,491)	(7,621)
Total	$ (75,527)	$ 64,185	$ 93,056

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Pension plan amounts recognized in accumulated other comprehensive income loss reclassification adjustments.

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Amount, after tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

+ References

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