Employee Benefit Plans (Details) - USD ($) $ in Thousands	12 Months Ended
Employee Benefit Plans (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Contribution for participating employees	$ 1,139	$ 861
Defined Contribution Plan, Tranche One
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution	100.00%
Percentage of contribution on employee salary	3.00%
Defined Contribution Plan, Tranche Two
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution	50.00%
Defined Contribution Plan, Tranche Two \| Minimum
Defined Benefit Plan Disclosure [Line Items]
Percentage of contribution on employee salary	3.00%
Defined Contribution Plan, Tranche Two \| Maximum
Defined Benefit Plan Disclosure [Line Items]
Percentage of contribution on employee salary	5.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

American Integrity Insurance Group, Inc. 10-K