v3.26.1
Schedule H, Line 4i – Schedule of Assets (Held At End of Year) (Details) - EBP 001
12 Months Ended
Dec. 31, 2025
USD ($)
EBP, Schedule of Asset Held for Investment [Line Items]  
Entity tax identification number 30-6419427
Plan number 001
Participant loan, cost $ 0
Notes receivable from participants 33,678,000
Total $ 5,965,094,000
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]: Columbia Trust Emerging Markets Equity Fund; Founders Cl | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value $ 42,187,000
Investment, Identifier [Axis]: Dodge & Cox Stock Fund Class X | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 241,050,000
Investment, Identifier [Axis]: Loomis Sayles Core Plus Fixed Income Trust Class C | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 77,128,000
Investment, Identifier [Axis]: Science Applications International Corporation common stock | Company Stock  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 89,951,000
Investment, Identifier [Axis]: Self-Directed Brokerage Fund | Various  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 133,017,000
Investment, Identifier [Axis]: T. Rowe Price Institutional Mid Cap Equity Growth Fund | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 126,772,000
Investment, Identifier [Axis]: T. Rowe Price U.S. Mid Cap-Value Equity Trust; D Class | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 56,812,000
Investment, Identifier [Axis]: T.Rowe Price Large Cap Growth Class L | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 37,783,000
Investment, Identifier [Axis]: Vanguard FTSE All-World ex-US Index: Institutional Shares | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 256,982,000
Investment, Identifier [Axis]: Vanguard Federal Money Market Fund | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 260,353,000
Investment, Identifier [Axis]: Vanguard Institutional 500 Index Trust | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 1,031,057,000
Investment, Identifier [Axis]: Vanguard Institutional Extended Market Index Trust | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 255,562,000
Investment, Identifier [Axis]: Vanguard Institutional Total Bond Market Index Trust | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 257,537,000
Investment, Identifier [Axis]: Vanguard International Growth Fund Admiral Shares | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 132,154,000
Investment, Identifier [Axis]: Vanguard PRIMECAP Fund Admiral Shares | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 428,416,000
Investment, Identifier [Axis]: Vanguard Short-Term Bond Index Fund Institutional | Mutual Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 54,032,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2020 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 154,351,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2025 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 312,510,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2030 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 437,338,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2035 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 340,629,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2040 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 286,012,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2045 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 256,207,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2050 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 197,854,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2055 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 117,513,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2060 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 72,826,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2065 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 26,558,000
Investment, Identifier [Axis]: Vanguard Target Retirement 2070 Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 5,562,000
Investment, Identifier [Axis]: Vanguard Target Retirement Income Trust Plus | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 105,675,000
Investment, Identifier [Axis]: Wellington Trust Small Cap 2000 | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 118,442,000
Investment, Identifier [Axis]: Wellington Trust TIPS | Collective Trust  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value $ 19,146,000