v3.26.1
Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Detail) - EBP 011 [Member] - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
EBP, Schedule of Asset Held for Investment [Line Items]    
Entity Tax Identification Number 02-0642224  
EBP, Plan Number 011  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 1,540,055,955  
EBP, Note Receivable from Participant $ 20,114,553 $ 17,640,597
Maximum [Member]    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Asset Held for Investment, Participant Loan, Interest Rate 9.50%  
Minimum [Member]    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Asset Held for Investment, Participant Loan, Interest Rate 4.25%  
Mutual Fund [Member]    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 548,690,162  
Common Collective Trust [Member]    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 946,391,787  
Investment, Identifier [Axis]: Common/Collective Trusts | Fidelity Contrafund Commingled Pool | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Fidelity Contrafund Commingled Pool [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 156,310,609  
Investment, Identifier [Axis]: Common/Collective Trusts | Fidelity Managed Income Portfolio II Class 4 | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Fidelity Managed Income Portfolio II Class 4 [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 44,484,112  
Investment, Identifier [Axis]: Common/Collective Trusts | Harbor Capital Appreciation Fund CIT 4 | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Harbor Capital Appreciation Fund CIT 4 [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 123,496,757  
Investment, Identifier [Axis]: Common/Collective Trusts | MFS Mid Cap Growth CIT Class 2W | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] MFS Mid Cap Growth CIT Class 2W [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 31,059,781  
Investment, Identifier [Axis]: Common/Collective Trusts | PGIM Global Total Return Bond Fund Class R | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] PGIM Global Total Return Bond Fund Class R [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 6,316,130  
Investment, Identifier [Axis]: Common/Collective Trusts | Prudential Core Plus Bond Fund Class 3 | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Prudential Core Plus Bond Fund Class 3 [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 21,185,007  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2025 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2025 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 49,858,989  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2030 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2030 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 82,524,659  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2035 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2035 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 71,485,725  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2040 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2040 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 112,075,590  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2045 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2045 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 73,133,303  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2050 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2050 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 65,624,225  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2055 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2055 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 53,472,699  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2060 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2060 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 27,840,004  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2065 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2065 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 10,453,332  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement 2070 Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement 2070 Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 936,940  
Investment, Identifier [Axis]: Common/Collective Trusts | Vanguard Target Retirement Income Trust II | Common/collective trusts    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retirement Income Trust II [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Common Collective Trust [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 16,133,925  
Investment, Identifier [Axis]: Employer Securities | RPM International Inc | Company stock    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] RPM International Inc. [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] us-gaap:CommonStockMember  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 44,974,006  
Investment, Identifier [Axis]: Mutual Funds | American Funds EuroPacific Growth Class R6 | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] American Funds EuroPacific Growth Class R6 [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 14,282,660  
Investment, Identifier [Axis]: Mutual Funds | American Funds Washington Mutual Investors Class R6 | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] American Funds Washington Mutual Investors Class R6 [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 75,936,460  
Investment, Identifier [Axis]: Mutual Funds | Artisan International Value Fund Institutional Class | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Artisan International Value Fund Institutional Class [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 25,013,799  
Investment, Identifier [Axis]: Mutual Funds | Fidelity Government Income Fund | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Fidelity Government Income Fund [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 14,558,651  
Investment, Identifier [Axis]: Mutual Funds | Fidelity Government Money Market K6 | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Fidelity Government Money Market K6 [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 5,475  
Investment, Identifier [Axis]: Mutual Funds | Janus Henderson Balanced Fund Class N | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Janus Henderson Balanced Fund Class N [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 54,339,905  
Investment, Identifier [Axis]: Mutual Funds | Vanguard Cash Reserves Federal Money Market Fund | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Cash Reserves Federal Money Market Fund [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 8,218,202  
Investment, Identifier [Axis]: Mutual Funds | Vanguard Institutional Index Plus | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Institutional Index Plus [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 159,187,292  
Investment, Identifier [Axis]: Mutual Funds | Vanguard Mid-Cap Index Fund | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard MidCap Index Fund [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 59,848,523  
Investment, Identifier [Axis]: Mutual Funds | Vanguard Small-Cap Index Fund | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard SmallCap Index Fund [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 31,150,998  
Investment, Identifier [Axis]: Mutual Funds | Vanguard Total Bond Market Index Fund | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Total Bond Market Index Fund [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 48,883,585  
Investment, Identifier [Axis]: Mutual Funds | Vanguard Total International Stock Institutional Class | Registered investment company    
EBP, Schedule of Asset Held for Investment [Line Items]    
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Total International Stock Institutional Class [Member]  
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Participant-Directed [Member]  
EBP, Investment, Current Value, Type [Extensible Enumeration] Registered investment company [Member]  
EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value $ 57,264,612