v3.26.3
Schedule of Assets (Held at End of Year) (Details) - EBP 001
12 Months Ended
Mar. 31, 2026
USD ($)
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Plan Name PROFIT SHARING PLAN
Entity Tax Identification Number 33-0174996
EBP, Plan Number 001
Participant loans $ 9,397,436
EBP, Total $ 1,501,037,636
Minimum  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loans interest rate 4.25%
Maximum  
EBP, Schedule of Asset Held for Investment [Line Items]  
Participant loans interest rate 9.50%
Participant loans maturity date Mar. 31, 2056
Mutual Funds  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value $ 150,410,506
Common/Collective Trusts  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 1,025,154,862
Pooled Separate Accounts  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value $ 110,575,492
Investment, Identifier [Axis]: Common Stock Viasat, Inc. Employer Common Stock  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Viasat, Inc. [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanEmployerCommonStockMember
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
Current Value $ 180,019,018
Investment, Identifier [Axis]: Common/Collective Trusts Blackrock Equity Index J  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Blackrock [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 271,928,469
Investment, Identifier [Axis]: Common/Collective Trusts Blackrock Extended Equity K  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Blackrock [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 112,798,647
Investment, Identifier [Axis]: Common/Collective Trusts Blackrock MSCI ACWI EX-U.S. Index M  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Blackrock [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 93,801,821
Investment, Identifier [Axis]: Common/Collective Trusts Blackrock US Debt Index M  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Blackrock [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 67,577,219
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2020 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 16,673,062
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2025 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 20,451,438
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2030 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 65,749,692
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2035 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 40,655,650
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2040 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 70,722,349
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2045 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 45,624,740
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2050 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 80,412,648
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2055 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 42,094,966
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2060 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 21,664,016
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2065 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 11,707,743
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement 2070 Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 4,086,945
Investment, Identifier [Axis]: Common/Collective Trusts Vanguard Target Retirement Income Trust II  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 6,432,557
Investment, Identifier [Axis]: Common/Collective Viasat Stable Value Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Viasat, Inc. [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Common/Collective Trusts
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 52,772,900
Investment, Identifier [Axis]: Mutual Funds Baird Core Plus Bond Institutional  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Baird [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Funds
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 41,707,355
Investment, Identifier [Axis]: Mutual Funds JP Morgan Small Cap Equity R5  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] JP Morgan [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Funds
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 34,702,286
Investment, Identifier [Axis]: Mutual Funds Nomura Emerging Markets Institutional  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Nomura [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Funds
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 29,095,049
Investment, Identifier [Axis]: Mutual Funds Vanguard Equity-Income ADM  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Vanguard [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Mutual Funds
EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] us-gaap-ebp:EmployeeBenefitPlanParticipantDirectedMember
Current Value $ 44,905,816
Investment, Identifier [Axis]: Pooled Separate Accounts Empower Annuity Insurance Company of America Capital Group Europacific Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Empower Annuity Insurance Company of America [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] Fully Benefit-Responsive Investment Contract [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
Current Value $ 22,957,561
Investment, Identifier [Axis]: Pooled Separate Accounts Empower Annuity Insurance Company of America JP Morgan Large Cap Growth  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Empower Annuity Insurance Company [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
Current Value $ 87,617,931
Investment, Identifier [Axis]: Self-Directed Brokerage Accounts Empower Financial Services, Inc. Empower Self-Directed Brokerage  
EBP, Schedule of Asset Held for Investment [Line Items]  
EBP, Investment, Issuer Name [Extensible Enumeration] Empower Financial Services, Inc. [Member]
EBP, Investment, Current Value, Type [Extensible Enumeration] EBP, Self-Directed Brokerage 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
Current Value $ 25,480,322