Employee Retirement Plans Summary of the Basis Used to Measure Pension Plans' Assets at Fair Value (Details) - USD ($) $ in Thousands		Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		$ 14,998	$ 18,289	$ 17,455
Defined Benefit Plan, Net Asset Value of Plan Assets		771	274
Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		943,757	1,342,601	$ 1,296,516
Defined Benefit Plan, Net Asset Value of Plan Assets		832,726	1,121,370
Short Term Investment Fund | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount	[1]	771	274
Defined Benefit Plan, Net Asset Value of Plan Assets	[1]	771	274
Real Estate Funds | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		602	758
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		30,266	29,345
Defined Benefit Plan, Net Asset Value of Plan Assets		30,266	29,345
Leveraged Loans | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		8,539	30,224
Defined Benefit Plan, Net Asset Value of Plan Assets		8,539	30,224
Alternative Investment [Member] | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		(52,849)	(92,239)
Defined Benefit Plan, Net Asset Value of Plan Assets		(54,432)	(92,692)
U S Large Cap | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		2,818	3,928
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		555	413
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		329	424
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		3,002	4,918
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		4,973	5,137
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		1,041	1,383
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		907	1,054
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		52,041	51,780
Defined Benefit Plan, Net Asset Value of Plan Assets		39,297	40,122
Equity Securities, U K Market | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		3,677	6,470
Defined Benefit Plan, Net Asset Value of Plan Assets		3,609	4,592
Equity Securities, International, Developed | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		70,611	117,751
Defined Benefit Plan, Net Asset Value of Plan Assets		67,977	114,717
Equity Securities, international, Emerging | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		18,642	31,392
Defined Benefit Plan, Net Asset Value of Plan Assets		18,344	30,957
Equity Securities, Unquoted Private Equity | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		2,083	2,195
Defined Benefit Plan, Net Asset Value of Plan Assets		2,083	2,194
Fixed Income, Government/Corporate, U K | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		191,868	259,833
Defined Benefit Plan, Net Asset Value of Plan Assets		182,935	244,362
Fixed Income, Government/Corporate, International | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		127,485	114,973
Defined Benefit Plan, Net Asset Value of Plan Assets		127,485	114,973
Fixed Income, Government/Corporate, Index Linked | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		199,220	364,666
Defined Benefit Plan, Net Asset Value of Plan Assets		197,787	362,528
Fixed Income, Government/Corporate, Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		1,806	7,811
Defined Benefit Plan, Net Asset Value of Plan Assets		1,806	7,811
Fixed Income,Convertible Bonds | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount			185
Defined Benefit Plan, Net Asset Value of Plan Assets			185
Real Estate Funds, Direct | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		83,280	183,045
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		5,073	8,030
Defined Benefit Plan, Net Asset Value of Plan Assets		5,015	4,912
Hedge Fund, Arbitrage&Event | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		22,398	25,788
Defined Benefit Plan, Net Asset Value of Plan Assets		22,398	25,788
Hedge Fund, Directional Trading&Fixed Income | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		6,099	3,266
Defined Benefit Plan, Net Asset Value of Plan Assets		6,099	3,266
Hedge Fund, Cash & Other | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		169,504	196,930
Defined Benefit Plan, Net Asset Value of Plan Assets		169,504	196,930
Hedge Fund, Direct Sourcing | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		4,014	1,156
Defined Benefit Plan, Net Asset Value of Plan Assets		4,014	1,156
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | USPlans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		14,227	18,015
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		20,379	30,056
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		602	758
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		1,583	453
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		2,818	3,928
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		555	413
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		329	424
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		3,002	4,918
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		4,973	5,137
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		1,041	1,383
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		907	1,054
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		5,372	6,566
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		68	1,878
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		2,634	3,034
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		298	435
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	1
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		8,933	15,471
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		1,433	2,138
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] | Fixed Income,Convertible Bonds | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount			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		58	80
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
Significant Observable Inputs (Level 2) | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount		90,652	191,175
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		7,372	5,092
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) | Fixed Income,Convertible Bonds | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount			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		83,280	183,045
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	3,038
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) | Fixed Income,Convertible Bonds | Non US Plans
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Amount			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.