v3.26.1
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year) (Details) - The Lincoln Electric Company Employee Savings Plan
12 Months Ended
Dec. 31, 2025
USD ($)
shares
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
Entity tax identification number 34-0359955
Plan number 005
Participants loans $ 16,358,531
Total assets $ 1,281,814,649
Minimum  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
Interest rates for participants loans 3.25%
Maximum  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
Interest rates for participants loans 10.50%
Investment, Identifier [Axis]: Correll Co, Reliance MetLife Stable Value Fund Series 25053, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:CorrellCoMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:CorrellCoRelianceMetlifeStableValueFundSeries25053Member
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 200,765
Investment, Identifier [Axis]: Fidelity BrokerageLink, Self-directed brokerage accounts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityBrokeragelinkMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityBrokeragelinkSelfDirectedBrokerageAccountsMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 37,845,069
Investment, Identifier [Axis]: Fidelity, American Funds EUPAC Fund Class R-6, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityAmericanFundsEupacFundClassR6Member
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 17,448,167
Investment, Identifier [Axis]: Fidelity, American Washington Mutual Fund, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityAmericanWashingtonMutualFundMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 41,890,000
Investment, Identifier [Axis]: Fidelity, Dodge & Cox Balanced Fund, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityDodgeCoxBalancedFundMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 39,391,532
Investment, Identifier [Axis]: Fidelity, FIAM Core Plus Commingled Pool Class J, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityFiamCorePlusCommingledPoolClassJMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 39,055,264
Investment, Identifier [Axis]: Fidelity, Fidelity Diversified International, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityFidelitydiversifiedInternationalMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 24,826,214
Investment, Identifier [Axis]: Fidelity, Fidelity Mid Cap Growth Index Fund, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityFidelitymidCapGrowthIndexFundMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 32,806,974
Investment, Identifier [Axis]: Fidelity, Spartan 500 Index Pool Class C, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelitySpartan500IndexPoolClassCMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 134,887,340
Investment, Identifier [Axis]: Fidelity, Spartan Extended Market Index Pool Class C, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelitySpartanExtendedMarketIndexPoolClassCMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 12,084,155
Investment, Identifier [Axis]: Fidelity, Spartan Large Cap Growth Index Pool Class C, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelitySpartanLargeCapGrowthIndexPoolClassCMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 16,158,112
Investment, Identifier [Axis]: Fidelity, Spartan Large Cap Value Index Pool Class C, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelitySpartanLargeCapValueIndexPoolClassCMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 5,178,770
Investment, Identifier [Axis]: Fidelity, Spartan Small Cap Index Pool Class C, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelitySpartanSmallCapIndexPoolClassCMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 34,133,843
Investment, Identifier [Axis]: Fidelity, Spartan Total International Index Pool Class C, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelitySpartanTotalInternationalIndexPoolClassCMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 21,444,281
Investment, Identifier [Axis]: Fidelity, T. Rowe Price Blue Chip Growth Trust T2, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityT.RowePriceBlueChipGrowthTrustT2Member
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 131,807,759
Investment, Identifier [Axis]: Fidelity, TCW MetWest Low Duration Bond Fund Class I, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityTcwMetwestLowDurationBondFundClassIMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 12,206,323
Investment, Identifier [Axis]: Fidelity, Vanguard Institutional Target Retirement Inc, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardInstitutionalTargetRetirementIncMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 6,128,811
Investment, Identifier [Axis]: Fidelity, Vanguard Mid-Cap Value Index Fund Admiral Shares, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardMidCapValueIndexFundAdmiralSharesMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 23,723,867
Investment, Identifier [Axis]: Fidelity, Vanguard Retirement Savings Trust IV, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardRetirementSavingsTrustIvMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 42,107,242
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2020 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2020TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 8,316,174
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2025 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2025TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 39,326,147
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2030 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2030TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 57,080,515
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2035 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2035TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 58,197,730
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2040 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2040TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 57,110,972
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2045 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2045TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 45,778,853
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2050 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2050TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 52,202,063
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2055 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2055TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 47,702,137
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2060 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2060TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 31,674,573
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2065 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2065TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 10,238,284
Investment, Identifier [Axis]: Fidelity, Vanguard Target Retirement 2070 Trust II, Common Collective Trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTargetRetirement2070TrustIiMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 1,549,070
Investment, Identifier [Axis]: Fidelity, Vanguard Treasury Money Market Fund Investor Shares, Registered Investment Companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:FidelityMember
EBP, Investment, Current Value, Type [Extensible Enumeration] leco:FidelityVanguardTreasuryMoneyMarketFundInvestorSharesMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 14,555,360
Investment, Identifier [Axis]: Lincoln Electric Stock, Common Shares  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
EBP, Investment, Issuer Name [Extensible Enumeration] leco:LincolnElectricStockMember
EBP, Investment, Current Value, Type [Extensible Enumeration] Lincoln Electric Stock
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 168,399,752
Common/collective trusts  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
Current Value 852,362,860
Registered investment companies  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
Current Value $ 206,848,437
Lincoln Electric Stock  
Form 5500, Schedule H, Line 4i-Schedule of Assets (Held at End of Year)  
Number of shares | shares 702,603