v3.26.1
Schedule H, Line 4i – Schedule of Assets (Held At End of Year) (Details) - EBP 002
 12 Months Ended
Dec. 31, 2025
USD ($)
$ / shares
EBP, Schedule of Asset Held for Investment [Line Items]  
Plan number 002
Entity tax identification number 23-1707341
Total investments, including participant loans $ 1,028,010,637
Minimum  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loan, interest rate 4.25%
Maximum  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loan, interest rate 9.50%
Investment, Identifier [Axis]: Common Stock | Interest rates range from 4.25% to 9.50% with maturity dates from 2025 to 2054  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loans $ 6,020,796
Investment, Identifier [Axis]: Common Stock | SEI Investments Company | Common Stock, $.01 par value per share  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments $ 38,414,559
Investment, par value | $ / shares $ 0.01
Investment, Identifier [Axis]: Common/Collective Trust | PIMCO Collective Investment Trust II | PIMCO Stable Income Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments $ 27,481,659
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI Core Fixed Income Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 25,153,469
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI Emerging Markets Debt Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 6,909,151
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI High Yield Bond Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 14,486,560
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI Large Cap Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 108,511,994
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI Small Cap Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 43,879,954
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI U.S. Managed Volatility Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 15,225,737
Investment, Identifier [Axis]: Common/Collective Trust | SEI Core Strategies Collective Trust | SEI World Equity ex-US Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 42,594,992
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Retirement Income Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 4,019,450
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2010 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 0
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2015 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 1,636,656
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2020 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 3,307,674
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2025 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 25,118,450
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2030 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 45,183,217
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2035 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 63,278,867
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2040 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 58,411,933
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2045 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 52,898,355
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2050 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 61,990,436
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2055 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 31,231,516
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2060 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 45,191,404
Investment, Identifier [Axis]: Common/Collective Trust | SEI Target Date Collective Trust | SEI Target Date 2065 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 1,154,156
Investment, Identifier [Axis]: Common/Collective Trust | SSGA Global All Cap Equity ex-U.S. Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 21,855,771
Investment, Identifier [Axis]: Common/Collective Trust | SSGA Investment Funds | State Street S&P 500® Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 174,994,504
Investment, Identifier [Axis]: Common/Collective Trust | State Street Russell Small/Mid Cap ® Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 34,274,487
Investment, Identifier [Axis]: Mutual Funds | SEI Daily Income Trust | Government Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 1,229,039
Investment, Identifier [Axis]: Mutual Funds | SEI Institutional Managed Trust | Real Return Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments 4,403,443
Investment, Identifier [Axis]: Participant-Directed Brokerage Account | Charles Schwab & Co. | Participant-Directed Brokerage Account  
EBP, Schedule of Asset Held for Investment [Line Items]  
Total investments $ 69,152,408