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Pension and Other Postretirement Benefit Plans - Schedule of Fair Value of Pension Plan Assets (Details) - Pension Plan - USD ($) $ in Thousands	Sep. 30, 2022	Oct. 01, 2021	Oct. 02, 2020
U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	$ 286,193	$ 385,521	$ 382,250
U.S. Plans | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	164,032	237,653
U.S. Plans | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	122,161	147,868
U.S. Plans | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Equities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	6,708	12,331
U.S. Plans | Equities | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	6,708	12,331
U.S. Plans | Equities | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Equities | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Equities | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Domestic bonds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	171,357	206,594
U.S. Plans | Domestic bonds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	64,396	74,456
U.S. Plans | Domestic bonds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	106,961	132,138
U.S. Plans | Domestic bonds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Domestic bonds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Overseas bonds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	15,200	15,730
U.S. Plans | Overseas bonds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Overseas bonds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	15,200	15,730
U.S. Plans | Overseas bonds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Overseas bonds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Cash and equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	19,025	22,634
U.S. Plans | Cash and equivalents | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	19,025	22,634
U.S. Plans | Cash and equivalents | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Cash and equivalents | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Cash and equivalents | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	73,903	128,232
U.S. Plans | Mutual funds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	73,903	128,232
U.S. Plans | Mutual funds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Mutual funds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
U.S. Plans | Mutual funds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	1,297,625	2,203,495	2,043,356
Non-U.S. Plans | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	9,667	27,579
Non-U.S. Plans | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	774,480	1,464,056
Non-U.S. Plans | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	321,702	482,057
Non-U.S. Plans | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	191,776	229,803
Non-U.S. Plans | Equities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	44,194	88,779
Non-U.S. Plans | Equities | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Equities | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	42,655	86,117
Non-U.S. Plans | Equities | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Equities | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	1,539	2,662
Non-U.S. Plans | Overseas equities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	150,869	243,314
Non-U.S. Plans | Overseas equities | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Overseas equities | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	74,056	142,243
Non-U.S. Plans | Overseas equities | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Overseas equities | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	76,813	101,071
Non-U.S. Plans | Domestic bonds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	38,448	48,119
Non-U.S. Plans | Domestic bonds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Domestic bonds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	38,448	48,119
Non-U.S. Plans | Domestic bonds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Domestic bonds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Overseas bonds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	597,594	1,106,201
Non-U.S. Plans | Overseas bonds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Overseas bonds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	532,697	1,049,585
Non-U.S. Plans | Overseas bonds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Overseas bonds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	64,897	56,616
Non-U.S. Plans | Cash and equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	11,502	28,901
Non-U.S. Plans | Cash and equivalents | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	9,667	27,579
Non-U.S. Plans | Cash and equivalents | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	1,835	1,322
Non-U.S. Plans | Cash and equivalents | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Cash and equivalents | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Real estate
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	143,903	187,689
Non-U.S. Plans | Real estate | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Real estate | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	4,076	17,319
Non-U.S. Plans | Real estate | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	102,868	116,936	105,422
Non-U.S. Plans | Real estate | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	36,959	53,434
Non-U.S. Plans | Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	80,231	133,802
Non-U.S. Plans | Insurance contracts | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Insurance contracts | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Insurance contracts | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	80,231	133,802	67,709
Non-U.S. Plans | Insurance contracts | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year		0
Non-U.S. Plans | Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	150,171	247,339
Non-U.S. Plans | Hedge funds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Hedge funds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Hedge funds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	138,603	231,319	$ 171,730
Non-U.S. Plans | Hedge funds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	11,568	16,020
Non-U.S. Plans | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	80,713	119,351
Non-U.S. Plans | Mutual funds | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Mutual funds | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	80,713	119,351
Non-U.S. Plans | Mutual funds | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	0	0
Non-U.S. Plans | Mutual funds | Investments measured at Net Asset Value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets at the end of the year	$ 0	$ 0

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

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