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 ($)
EBP, Schedule of Asset Held for Investment [Line Items]  
Entity tax identification number 59-0193820
Plan number 002
Notes Receivable from Participants $ 1,762,552
Assets held for investment $ 178,268,970
Minimum  
EBP, Schedule of Asset Held for Investment [Line Items]  
Notes Receivable from Participants, Interest rates 3.25%
Maximum  
EBP, Schedule of Asset Held for Investment [Line Items]  
Notes Receivable from Participants, Interest rates 8.50%
Mutual funds  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value $ 167,639,195
Investment, Identifier [Axis]: Collective trust | Midwest Institutional Trust Services | OneAmerica Stable Value Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 5,619,377
Investment, Identifier [Axis]: Company common stock | Seacoast Banking Corporation of Florida  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 3,247,846
Investment, Identifier [Axis]: Mutual funds | Allspring Funds | Allspring Emerging Markets Equity Fund Institutional  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 775,575
Investment, Identifier [Axis]: Mutual funds | American Century | American Century Inflation-Adjusted  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 647,705
Investment, Identifier [Axis]: Mutual funds | Baird Funds | Baird Core Plus Bond  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 2,104,421
Investment, Identifier [Axis]: Mutual funds | Dodge & Cox | Dodge & Cox International Stock Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 939,828
Investment, Identifier [Axis]: Mutual funds | Dodge & Cox | Dodge & Cox Stock Fund X  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 4,929,027
Investment, Identifier [Axis]: Mutual funds | Federated Kaufman | Federated Hermes Government Obligations Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 1,507,470
Investment, Identifier [Axis]: Mutual funds | Federated Kaufman | Federated Kaufmann Small Cap Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 798,042
Investment, Identifier [Axis]: Mutual funds | Fidelity Funds | Fidelity Large Cap Growth Index Institutional  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 4,443,901
Investment, Identifier [Axis]: Mutual funds | Fidelity Funds | Fidelity U.S. Sustainability Index Institutional  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 482,446
Investment, Identifier [Axis]: Mutual funds | First American Funds | First American Government Obligations Fund CL Z  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 153,117
Investment, Identifier [Axis]: Mutual funds | Goldman Sachs | Goldman Sachs International Equity Insights  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 908,598
Investment, Identifier [Axis]: Mutual funds | Janus Funds | Janus Henderson Enterprise Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 4,257,892
Investment, Identifier [Axis]: Mutual funds | Macquarie Funds | Macquarie Small Cap Value Institutional Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 1,264,030
Investment, Identifier [Axis]: Mutual funds | T. Rowe Price | T Rowe Price Growth Stock Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 6,801,312
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Institutional Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 26,308,650
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard LifeStrategy 20/80 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 490,518
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard LifeStrategy 40/60 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 212,926
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard LifeStrategy 60/40 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 3,300,436
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard LifeStrategy 80/20 Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 1,573,086
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Mid Cap Index Admiral Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 2,763,117
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Mid Cap Value Index Admiral Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 2,429,405
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Small Cap Index Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 2,307,919
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2020  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 1,558,136
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2025  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 8,158,749
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2030  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 16,493,765
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2035  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 15,554,823
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2040  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 13,392,025
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2045  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 14,187,081
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2050  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 11,356,677
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2055  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 7,261,458
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2060  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 4,339,918
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2065  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 2,363,260
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement 2070  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 504,852
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Target Retirement Income Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value 775,860
Investment, Identifier [Axis]: Mutual funds | Vanguard Funds | Vanguard Total International Stock Index Admiral Fund  
EBP, Schedule of Asset Held for Investment [Line Items]  
Current Value $ 2,293,170