v3.26.1
Schedule of Assets (Held at End of Year) (Details) - EBP 001
$ in Thousands
12 Months Ended
Dec. 31, 2025
USD ($)
shares
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Plan Name Profit Sharing 401(k) Plan
Entity Tax Identification Number 43-1273600
EBP, Plan Number 001
Current Value $ 2,623,644
Participant loans $ 14,368
Participant loans, maturity date Dec. 31, 2035
EBP, Total $ 2,638,012
Minimum [Member]  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loans, interest rate 4.25%
Maximum [Member]  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loans, interest rate 9.50%
Investment, Identifier [Axis]: Mutual Funds American Funds Investment Company of America - R6  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] American Funds Investment Company of America - R6 [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 2,458,348
Current Value $ 153,966
Investment, Identifier [Axis]: Mutual Funds American Funds The Bond Fund of America - R6  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] American Funds The Bond Fund of America - R6 [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 4,257,989
Current Value $ 48,754
Investment, Identifier [Axis]: Mutual Funds American Funds The Growth Fund of America - R6  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] American Funds The Growth Fund of America - R6 [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 2,085,102
Current Value $ 167,997
Investment, Identifier [Axis]: Mutual Funds Fidelity Contrafund - K6  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Fidelity Contrafund - K6 [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 5,511,073
Current Value $ 192,833
Investment, Identifier [Axis]: Mutual Funds Invesco Developing Markets Fund - R6  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Invesco Developing Markets Fund - R6 [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 829,743
Current Value $ 28,186
Investment, Identifier [Axis]: Mutual Funds PGIM Real Assets Fund - R6  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] PGIM Real Assets Fund - R6 [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 3,526,796
Current Value $ 33,575
Investment, Identifier [Axis]: Mutual Funds Vanguard Institutional Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Institutional Index Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 566,310
Current Value $ 312,643
Investment, Identifier [Axis]: Mutual Funds Vanguard Mid-Cap Index Fund Institutional Shares  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Mid-Cap Index Fund Institutional Shares [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 227,923
Current Value $ 18,093
Investment, Identifier [Axis]: Mutual Funds Vanguard Small-Cap Index Fund Institutional Shares  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Small-Cap Index Fund Institutional Shares [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 163,403
Current Value $ 20,193
Investment, Identifier [Axis]: Mutual Funds Vanguard Total Bond Market Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Total Bond Market Index Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 2,381,302
Current Value $ 23,265
Investment, Identifier [Axis]: Mutual Funds Vanguard Total Intl Stock Index Institutional  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard Total Intl Stock Index Institutional [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Fund [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 85,506
Current Value $ 13,860
Investment, Identifier [Axis]: Pooled Separate Account Silvercrest Asset Management Fund / Small Cap Value  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Silvercrest Asset Management Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 998,454
Current Value $ 88,169
Investment, Identifier [Axis]: Pooled Separate Accounts American Century Fund / Large Cap Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] American Century Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 2,783,503
Current Value $ 183,758
Investment, Identifier [Axis]: Pooled Separate Accounts Artisan Partners Fund / International Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Artisan Partners Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 684,357
Current Value $ 32,651
Investment, Identifier [Axis]: Pooled Separate Accounts Artisan Partners Fund / Mid Cap Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Artisan Partners Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 898,448
Current Value $ 80,467
Investment, Identifier [Axis]: Pooled Separate Accounts Capital Group Euro Pacific Growth Fund / International Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Capital Group Euro Pacific Growth Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Number of shares | shares 13,663,969
Current Value $ 195,447
Investment, Identifier [Axis]: Pooled Separate Accounts Day One Income Flex Target Balanced Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Day One Income Flex Target Balanced Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 2,352,149
Current Value $ 74,304
Investment, Identifier [Axis]: Pooled Separate Accounts Empower Guaranteed Income Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Empower Guaranteed Income Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 3,535,923
Current Value $ 217,037
Investment, Identifier [Axis]: Pooled Separate Accounts LSV Asset Management Fund / International Value  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] LSV Asset Management Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 1,125,634
Current Value $ 36,978
Investment, Identifier [Axis]: Pooled Separate Accounts PGIM Fund / Core Plus Bond  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] PGIM Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 2,189,181
Current Value $ 63,608
Investment, Identifier [Axis]: Pooled Separate Accounts PIMCO Fund / International Bond Plus  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] PIMCO Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 1,796,092
Current Value $ 26,346
Investment, Identifier [Axis]: Pooled Separate Accounts Stifel Financial Corp. common stock  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Stifel Financial Corp. Common Stock [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 2,632,773
Current Value $ 219,784
Investment, Identifier [Axis]: Pooled Separate Accounts TimesSquare Fund / Small Cap Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Times Square Fund [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 734,869
Current Value $ 124,733
Investment, Identifier [Axis]: Pooled Separate Accounts Wellington / Large Cap Value  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Wellington [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 3,221,421
Current Value $ 189,247
Investment, Identifier [Axis]: Pooled Separate Accounts Wellington / Mid Cap Value  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Wellington [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Pooled Separate Account [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
EBP, Asset Held for Investment, Party-in-Interest [true false] true
EBP, Number of shares | shares 629,088
Current Value $ 57,129
Investment, Identifier [Axis]: Self-directed brokerage accounts  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Self-directed Brokerage Accounts [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Self-Directed Brokerage Accounts [Member]
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] EBP, Self-Directed Brokerage Account [Member]
Current Value $ 20,621