Employee Retirement Plans Summary of the Basis Used to Measure Pension Plans' Assets at Fair Value (Details) - USD ($)		Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		$ 15,751,000	$ 14,998,000	$ 18,289,000
Defined Benefit Plan, Net Asset Value of Plan Assets		920,000	771,000
Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,027,421,000	943,757,000	$ 1,342,601,000
Defined Benefit Plan, Net Asset Value of Plan Assets		883,291,000	832,726,000
Short Term Investment Fund | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	[1]	920,000	771,000
Defined Benefit Plan, Net Asset Value of Plan Assets	[1]	920,000	771,000
Real Estate Funds | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		663,000	602,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
Hedge Funds, Multi-strategy | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		8,361,000	30,266,000
Defined Benefit Plan, Net Asset Value of Plan Assets		8,361,000	30,266,000
Leveraged Loans | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		14,475,000	8,539,000
Defined Benefit Plan, Net Asset Value of Plan Assets		14,475,000	8,539,000
Alternative Investment [Member] | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		(148,902,000)	(52,849,000)
Defined Benefit Plan, Net Asset Value of Plan Assets		(149,962,000)	(54,432,000)
U S Large Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		2,862,000	2,818,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
U S Mid Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		373,000	555,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
U S Small Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		388,000	329,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
International Equity Securities | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		3,218,000	3,002,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
Government/Corporate | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		4,776,000	4,973,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
High Yield Fixed Income | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,063,000	1,041,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
Commodities Contracts | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		783,000	907,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
Cash and Cash Equivalents | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		64,285,000	52,041,000
Defined Benefit Plan, Net Asset Value of Plan Assets		28,333,000	39,297,000
Equity Securities, U K Market | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		3,665,000	3,677,000
Defined Benefit Plan, Net Asset Value of Plan Assets		3,620,000	3,609,000
Equity Securities, International, Developed | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		89,498,000	70,611,000
Defined Benefit Plan, Net Asset Value of Plan Assets		87,760,000	67,977,000
Equity Securities, international, Emerging | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		20,698,000	18,642,000
Defined Benefit Plan, Net Asset Value of Plan Assets		20,530,000	18,344,000
Equity Securities, Unquoted Private Equity | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		282,000	2,083,000
Defined Benefit Plan, Net Asset Value of Plan Assets		282,000	2,083,000
Fixed Income, Government/Corporate, U K | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		247,618,000	191,868,000
Defined Benefit Plan, Net Asset Value of Plan Assets		236,569,000	182,935,000
Fixed Income, Government/Corporate, International | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		133,279,000	127,485,000
Defined Benefit Plan, Net Asset Value of Plan Assets		133,279,000	127,485,000
Fixed Income, Government/Corporate, Index Linked | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		322,408,000	199,220,000
Defined Benefit Plan, Net Asset Value of Plan Assets		320,320,000	197,787,000
Fixed Income, Government/Corporate, Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		3,222,000	1,806,000
Defined Benefit Plan, Net Asset Value of Plan Assets		3,222,000	1,806,000
Real Estate Funds, Direct | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		91,993,000	83,280,000
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
Real Estate Funds,Indirect | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,768,000	5,073,000
Defined Benefit Plan, Net Asset Value of Plan Assets		1,731,000	5,015,000
Hedge Fund, Arbitrage&Event | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		10,731,000	22,398,000
Defined Benefit Plan, Net Asset Value of Plan Assets		10,731,000	22,398,000
Hedge Fund, Directional Trading&Fixed Income | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		315,000	6,099,000
Defined Benefit Plan, Net Asset Value of Plan Assets		315,000	6,099,000
Hedge Fund, Cash & Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		162,812,000	169,504,000
Defined Benefit Plan, Net Asset Value of Plan Assets		162,812,000	169,504,000
Hedge Fund, Direct Sourcing | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		913,000	4,014,000
Defined Benefit Plan, Net Asset Value of Plan Assets		913,000	4,014,000
Other Debt Obligations | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		705,000	0
Defined Benefit Plan, Net Asset Value of Plan Assets		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		14,831,000	14,227,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		26,360,000	20,379,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Short Term Investment Fund | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	[1]	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Real Estate Funds | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		663,000	602,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Hedge Funds, Multi-strategy | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Leveraged Loans | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Alternative Investment [Member] | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,060,000	1,583,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | U S Large Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		2,862,000	2,818,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | U S Mid Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		373,000	555,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | U S Small Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		388,000	329,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | International Equity Securities | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		3,218,000	3,002,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Government/Corporate | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		4,776,000	4,973,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | High Yield Fixed Income | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,063,000	1,041,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Commodities Contracts | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		783,000	907,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash and Cash Equivalents | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		10,175,000	5,372,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities, U K Market | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		45,000	68,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities, International, Developed | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,738,000	2,634,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities, international, Emerging | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		168,000	298,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity Securities, Unquoted Private Equity | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income, Government/Corporate, U K | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		11,049,000	8,933,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income, Government/Corporate, International | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income, Government/Corporate, Index Linked | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		2,088,000	1,433,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fixed Income, Government/Corporate, Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Real Estate Funds, Direct | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Real Estate Funds,Indirect | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		37,000	58,000
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Hedge Fund, Arbitrage&Event | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Hedge Fund, Directional Trading&Fixed Income | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Hedge Fund, Cash & Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Hedge Fund, Direct Sourcing | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Debt Obligations | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		705,000	0
Significant Observable Inputs (Level 2) | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		117,770,000	90,652,000
Significant Observable Inputs (Level 2) | Hedge Funds, Multi-strategy | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Leveraged Loans | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Alternative Investment [Member] | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Cash and Cash Equivalents | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		25,777,000	7,372,000
Significant Observable Inputs (Level 2) | Equity Securities, U K Market | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Equity Securities, International, Developed | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Equity Securities, international, Emerging | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Equity Securities, Unquoted Private Equity | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Fixed Income, Government/Corporate, U K | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Fixed Income, Government/Corporate, International | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Fixed Income, Government/Corporate, Index Linked | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Fixed Income, Government/Corporate, Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Real Estate Funds, Direct | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		91,993,000	83,280,000
Significant Observable Inputs (Level 2) | Real Estate Funds,Indirect | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Hedge Fund, Arbitrage&Event | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Hedge Fund, Directional Trading&Fixed Income | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Hedge Fund, Cash & Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Observable Inputs (Level 2) | Hedge Fund, Direct Sourcing | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Hedge Funds, Multi-strategy | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Leveraged Loans | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Alternative Investment [Member] | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Equity Securities, U K Market | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Equity Securities, International, Developed | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Equity Securities, international, Emerging | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Equity Securities, Unquoted Private Equity | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Fixed Income, Government/Corporate, U K | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Fixed Income, Government/Corporate, International | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Fixed Income, Government/Corporate, Index Linked | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Fixed Income, Government/Corporate, Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Real Estate Funds, Direct | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Real Estate Funds,Indirect | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Hedge Fund, Arbitrage&Event | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Hedge Fund, Directional Trading&Fixed Income | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Hedge Fund, Cash & Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		0	0
Significant Unobservable Inputs (Level 3) | Hedge Fund, Direct Sourcing | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		$ 0	$ 0

[1] Represents collective short term investment fund, composed of high-grade money market instruments with short maturities.