Employee Retirement Plans Summary of the Plans' Net Periodic Pension Cost, Benefit Obligations, Funded Status, and Net Balance Sheet Position (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022
Amounts recognized in balance sheet at year end:
Liability, Defined Benefit Pension Plan, Noncurrent	$ 12,128	$ 14,948
Non US Plans
Net Periodic Pension Cost:
Interest cost	46,046	25,032
Expected return on assets	(58,766)	(74,581)
Amortization of net loss	(186)	(3,671)
Amortization of prior service cost	2,601	2,589
Defined Benefit Plan, Net Periodic Benefit Cost	(9,933)	(43,289)
Change in Benefit Obligation:
Benefit obligation – beginning of year	946,153	1,544,147
Interest cost	46,046	25,032
Actuarial loss (gain)	1,970	(409,462)
Net benefit payments	(59,018)	(59,682)
Exchange effect	53,955	(153,882)
Benefit obligation – end of year	989,106	946,153
Change in Plan Assets:
Plan assets at fair value – beginning of year	943,757	1,342,601
Company contributions	6,012	5,442
Investment gain (loss)	81,945	(207,270)
Benefit payments and plan expenses	(59,018)	(59,682)
Exchange effect	54,725	(137,334)
Plan assets at fair value – end of year	1,027,421	943,757
Funded Status:
Unfunded benefit obligation	38,315	2,396
Amounts recognized in balance sheet at year end:
Liability, Defined Benefit Pension Plan, Noncurrent	38,315	2,396
Pre-tax components in accumulated other comprehensive income at period end:
Net actuarial loss	103,705	121,292
Current year actuarial gain	(17,079)	(148,515)
Actuarial loss recognized	(150)	(4,272)
Prior service cost recognized	(360)	(7,666)
Total amount recognized	17,589	160,453
Accumulated Benefit Obligation	$ 989,081	$ 946,136
Salary growth rate	0.80%	0.80%
Assumed discount rate	4.60%	4.80%
Expected return on assets	6.20%	6.20%
USPlans
Net Periodic Pension Cost:
Interest cost	$ 1,315	$ 923
Expected return on assets	(873)	(1,073)
Amortization of net loss	(420)	(758)
Amortization of prior service cost	0	0
Defined Benefit Plan, Net Periodic Benefit Cost	862	608
Change in Benefit Obligation:
Benefit obligation – beginning of year	27,550	36,423
Interest cost	1,315	923
Actuarial loss (gain)	539	(8,060)
Net benefit payments	(1,745)	(1,736)
Exchange effect	0	0
Benefit obligation – end of year	27,659	27,550
Change in Plan Assets:
Plan assets at fair value – beginning of year	14,998	18,289
Company contributions	1,114	1,173
Investment gain (loss)	1,384	(2,728)
Benefit payments and plan expenses	(1,745)	(1,736)
Exchange effect	0	0
Plan assets at fair value – end of year	15,751	14,998
Funded Status:
Unfunded benefit obligation	11,908	12,552
Amounts recognized in balance sheet at year end:
Liability, Defined Benefit Pension Plan, Noncurrent	11,908	12,552
Pre-tax components in accumulated other comprehensive income at period end:
Net actuarial loss	2,011	2,402
Current year actuarial gain	28	(4,259)
Actuarial loss recognized	(420)	(758)
Prior service cost recognized	0	0
Total amount recognized	392	5,017
Accumulated Benefit Obligation	$ 27,659	$ 27,550
Assumed discount rate	4.80%	4.90%
Expected return on assets	6.00%	6.00%