v3.25.2

Investments - Gross Unrealized Gains and Losses and Cost or Amortized Cost, Allowance for Credit Losses and Fair Value of Investments Classified as Available-for-Sale (Detail) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale, Amortized Cost	$ 316,286	$ 318,975
Available-for-sale, Gross Unrealized Gains	2,300	1,396
Available-for-sale, Gross Unrealized Losses	(11,871)	(12,621)
Fixed maturity securities-available-for-sale	306,715	307,750
Debt Securities Available For Sale Allowance For Credit Loss	0	0
States and Political Subdivisions [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale, Amortized Cost	165,127	156,488
Available-for-sale, Gross Unrealized Gains	164	148
Available-for-sale, Gross Unrealized Losses	(9,592)	(8,430)
Fixed maturity securities-available-for-sale	155,699	148,206
Corporate Bonds [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale, Amortized Cost	131,993	143,070
Available-for-sale, Gross Unrealized Gains	2,136	1,248
Available-for-sale, Gross Unrealized Losses	(1,276)	(2,783)
Fixed maturity securities-available-for-sale	132,853	141,535
U.S. Agency-Based Mortgage-Backed Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale, Amortized Cost	4,265	4,545
Available-for-sale, Gross Unrealized Losses	(377)	(486)
Fixed maturity securities-available-for-sale	3,888	4,059
U.S. Treasury Securities and Obligations of U.S. Government Agencies [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale, Amortized Cost	14,901	14,872
Available-for-sale, Gross Unrealized Losses	(626)	(922)
Fixed maturity securities-available-for-sale	$ 14,275	$ 13,950

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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AMERISAFE INC 10-Q