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Investments (Tables)

9 Months Ended

Sep. 30, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Amortized Cost and Estimated Fair Value of Company's Fixed Maturities Securities

The amortized cost and estimated fair value of the Company’s fixed maturities securities were as follows as of September 30, 2024 and December 31, 2023:

(Dollars in thousands)		Amortized Cost				Allowance for Expected Credit Losses				Gross Unrealized Gains				Gross Unrealized Losses				Estimated Fair Value
As of September 30, 2024
Fixed maturities:
U.S. treasuries		$	889,891			$	—			$	1,380			$	(683	)		$	890,588
Obligations of states and political subdivisions			17,807				—				—				(634	)			17,173
Mortgage-backed securities			49,317				—				598				(2,438	)			47,477
Asset-backed securities			159,166				—				1,312				(2,810	)			157,668
Commercial mortgage-backed securities			76,675				—				77				(2,526	)			74,226
Corporate bonds			149,857				—				317				(2,777	)			147,397
Foreign corporate bonds			62,141				—				163				(1,604	)			60,700
Total fixed maturities		$	1,404,854			$	—			$	3,847			$	(13,472	)		$	1,395,229

(Dollars in thousands)		Amortized Cost				Allowance for Expected Credit Losses				Gross Unrealized Gains				Gross Unrealized Losses				Estimated Fair Value
As of December 31, 2023
Fixed maturities:
U.S. treasuries		$	497,099			$	—			$	515			$	(3,391	)		$	494,223
Obligations of states and political subdivisions			27,326				—				—				(1,176	)			26,150
Mortgage-backed securities			63,173				—				229				(4,475	)			58,927
Asset-backed securities			207,375				—				668				(5,091	)			202,952
Commercial mortgage-backed securities			84,062				—				12				(4,994	)			79,080
Corporate bonds			298,526				—				116				(6,929	)			291,713
Foreign corporate bonds			144,531				—				40				(3,823	)			140,748
Total fixed maturities		$	1,322,092			$	—			$	1,580			$	(29,879	)		$	1,293,793

Summary of Amortized Cost and Estimated Fair Value Through Fixed Maturities

The amortized cost and estimated fair value of the Company’s fixed maturities portfolio classified as available for sale at September 30, 2024, by contractual maturity, are shown below. Actual maturities may differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.

(Dollars in thousands)		Amortized Cost				Estimated Fair Value
Due in one year or less		$	945,787			$	946,078
Due in one year through five years			153,185				150,427
Due in five years through ten years			10,807				10,090
Due after ten years			9,917				9,263
Mortgage-backed securities			49,317				47,477
Asset-backed securities			159,166				157,668
Commercial mortgage-backed securities			76,675				74,226
Total		$	1,404,854			$	1,395,229

Summary of Securities With Gross Unrealized Losses

The following table contains an analysis of the Company’s fixed income securities with gross unrealized losses that are not deemed to have credit losses, categorized by the period that the securities were in a continuous loss position as of September 30, 2024. The fair value amounts reported in the table are estimates that are prepared using the process described in Note 4.

		Less than 12 months								12 months or longer								Total
(Dollars in thousands)		Fair Value				Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value				Gross Unrealized Losses
Fixed maturities:
U.S. treasuries		$	18,829			$	(4	)		$	67,499			$	(679	)		$	86,328			$	(683	)
Obligations of states and political subdivisions			—				—				17,173				(634	)			17,173				(634	)
Mortgage-backed securities			6,235				(127	)			24,167				(2,311	)			30,402				(2,438	)
Asset-backed securities			4,130				(49	)			56,171				(2,761	)			60,301				(2,810	)
Commercial mortgage-backed securities			9				—				65,051				(2,526	)			65,060				(2,526	)
Corporate bonds			6,043				(11	)			106,762				(2,766	)			112,805				(2,777	)
Foreign corporate bonds			520				(7	)			50,111				(1,597	)			50,631				(1,604	)
Total fixed maturities		$	35,766			$	(198	)		$	386,934			$	(13,274	)		$	422,700			$	(13,472	)

The following table contains an analysis of the Company’s fixed income securities with gross unrealized losses that are not deemed to have credit losses, categorized by the period that the securities were in a continuous loss position as of December 31, 2023. The fair value amounts reported in the table are estimates that are prepared using the process described in Note 4.

		Less than 12 months								12 months or longer								Total
(Dollars in thousands)		Fair Value				Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value				Gross Unrealized Losses
Fixed maturities:
U.S. treasuries		$	55,447			$	(342	)		$	239,254			$	(3,049	)		$	294,701			$	(3,391	)
Obligations of states and political subdivisions			—				—				26,150				(1,176	)			26,150				(1,176	)
Mortgage-backed securities			12,432				(406	)			39,734				(4,069	)			52,166				(4,475	)
Asset-backed securities			38,828				(469	)			108,947				(4,622	)			147,775				(5,091	)
Commercial mortgage-backed securities			13				(2	)			76,467				(4,992	)			76,480				(4,994	)
Corporate bonds			34,658				(264	)			231,816				(6,665	)			266,474				(6,929	)
Foreign corporate bonds			7,096				(13	)			111,750				(3,810	)			118,846				(3,823	)
Total fixed maturities		$	148,474			$	(1,496	)		$	834,118			$	(28,383	)		$	982,592			$	(29,879	)

Schedule of Accumulated Other Comprehensive Income (Loss), Net of Tax

Accumulated other comprehensive income (loss), net of tax, as of September 30, 2024 and December 31, 2023 was as follows:

(Dollars in thousands)		September 30, 2024				December 31, 2023
Net unrealized gains (losses) from:
Fixed maturities		$	(9,625	)		$	(28,299	)
Foreign currency fluctuations			(140	)			(187	)
Deferred taxes			1,918				5,623
Accumulated other comprehensive income (loss), net of tax		$	(7,847	)		$	(22,863	)

Changes in Accumulated Other Comprehensive Income (Loss)

The following tables present the changes in accumulated other comprehensive income (loss), by components, for the quarters and nine months ended September 30, 2024 and 2023:

Quarter Ended September 30, 2024 (Dollars in thousands)		Unrealized Gains and Losses on Available for Sale Securities				Foreign Currency Items				Accumulated Other Comprehensive Income (Loss)
Beginning balance, net of tax		$	(17,882	)		$	(169	)		$	(18,051	)
Other comprehensive income before reclassification, before tax			11,912				74				11,986
Amounts reclassified from accumulated other comprehensive income, before tax			801				—				801
Other comprehensive income, before tax			12,713				74				12,787
Income tax expense			(2,568	)			(15	)			(2,583	)
Ending balance, net of tax		$	(7,737	)		$	(110	)		$	(7,847	)

Quarter Ended September 30, 2023 (Dollars in thousands)		Unrealized Gains and Losses on Available for Sale Securities				Foreign Currency Items				Accumulated Other Comprehensive Income (Loss)
Beginning balance, net of tax		$	(36,912	)		$	(259	)		$	(37,171	)
Other comprehensive loss before reclassification, before tax			(1,191	)			(181	)			(1,372	)
Amounts reclassified from accumulated other comprehensive income, before tax			118				—				118
Other comprehensive loss, before tax			(1,073	)			(181	)			(1,254	)
Income tax benefit			270				38				308
Ending balance, net of tax		$	(37,715	)		$	(402	)		$	(38,117	)

Nine Months Ended September 30, 2024 (Dollars in thousands)		Unrealized Gains and Losses on Available for Sale Securities				Foreign Currency Items				Accumulated Other Comprehensive Income (Loss)
Beginning balance, net of tax		$	(22,715	)		$	(148	)		$	(22,863	)
Other comprehensive income before reclassification, before tax			17,841				47				17,888
Amounts reclassified from accumulated other comprehensive income, before tax			833				—				833
Other comprehensive income, before tax			18,674				47				18,721
Income tax expense			(3,696	)			(9	)			(3,705	)
Ending balance, net of tax		$	(7,737	)		$	(110	)		$	(7,847	)

Nine Months Ended September 30, 2023 (Dollars in thousands)		Unrealized Gains and Losses on Available for Sale Securities				Foreign Currency Items				Accumulated Other Comprehensive Income (Loss)
Beginning balance, net of tax		$	(42,958	)		$	(100	)		$	(43,058	)
Other comprehensive income (loss) before reclassification, before tax			5,179				(382	)			4,797
Amounts reclassified from accumulated other comprehensive income, before tax			1,311				—				1,311
Other comprehensive income (loss), before tax			6,490				(382	)			6,108
Income tax benefit (expense)			(1,247	)			80				(1,167	)
Ending balance, net of tax		$	(37,715	)		$	(402	)		$	(38,117	)

Reclassifications Out of Accumulated Other Comprehensive Income (Loss)

The reclassifications out of accumulated other comprehensive income (loss) for the quarters and nine months ended September 30, 2024 and 2023 were as follows:

				Amounts Reclassified from Accumulated Other Comprehensive Income (Loss)
(Dollars in thousands)				Quarters Ended September 30,
Details about Accumulated Other Comprehensive Income Components		Affected Line Item in the Consolidated Statements of Operations		2024				2023
Unrealized gains and losses on available for sale securities		Other net realized investment losses		$	801			$	118
		Income tax benefit			(168	)			(24	)
		Total reclassifications, net of tax		$	633			$	94

				Amounts Reclassified from Accumulated Other Comprehensive Income (Loss)
(Dollars in thousands)				Nine Months Ended September 30,
Details about Accumulated Other Comprehensive Income Components		Affected Line Item in the Consolidated Statements of Operations		2024				2023
Unrealized gains and losses on available for sale securities		Other net realized investment losses		$	833			$	1,311
		Income tax benefit			(168	)			(251	)
		Total reclassifications, net of tax		$	665			$	1,060

Components of Net Realized Investment Gains (Losses)

The components of net realized investment gains (losses) for the quarters and nine months ended September 30, 2024 and 2023 were as follows:

		Quarters Ended September 30,								Nine Months Ended September 30,
(Dollars in thousands)		2024				2023				2024				2023
Fixed maturities:
Gross realized gains		$	5			$	15			$	54			$	29
Gross realized losses			(806	)			(133	)			(887	)			(1,340	)
Net realized gains (losses)			(801	)			(118	)			(833	)			(1,311	)
Equity securities:
Gross realized gains			295				163				1,384				726
Gross realized losses			(6	)			(178	)			(11	)			(1,829	)
Net realized gains (losses)			289				(15	)			1,373				(1,103	)
Total net realized investment gains (losses)		$	(512	)		$	(133	)		$	540			$	(2,414	)

Summary of Calculation of Realized Gains and Losses

The following table shows the calculation of the portion of realized gains and losses related to equity securities held as of September 30, 2024 and 2023:

		Quarters Ended September 30,								Nine Months Ended September 30,
(Dollars in thousands)		2024				2023				2024				2023
Net gains (losses) recognized during the period on equity securities		$	289			$	(15	)		$	1,373			$	(1,103	)
Less: net gains (losses) recognized during the period on equity securities sold during the period			(157	)			15				(423	)			32
Unrealized gains (losses) recognized during the reporting period on equity securities still held		$	446			$	(30	)		$	1,796			$	(1,135	)

Proceeds from Sales and Redemptions of Available-for-Sale Securities

The proceeds from sales and redemptions of available for sale and equity securities resulting in net realized investment gains (losses) for the nine months ended September 30, 2024 and 2023 were as follows:

		Nine Months Ended September 30,
(Dollars in thousands)		2024				2023
Fixed maturities		$	80,236			$	114,058
Equity securities			-				24

Schedule of Investment Income

The sources of net investment income for the quarters and nine months ended September 30, 2024 and 2023 were as follows:

		Quarters Ended September 30,								Nine Months Ended September 30,
(Dollars in thousands)		2024				2023				2024				2023
Fixed maturities		$	15,457			$	12,961			$	43,617			$	36,734
Equity securities			181				188				615				635
Cash and cash equivalents			800				501				2,121				1,064
Other invested assets			555				916				1,486				2,080
Total investment income			16,993				14,566				47,839				40,513
Investment expense			(505	)			(366	)			(1,520	)			(1,089	)
Net investment income		$	16,488			$	14,200			$	46,319			$	39,424

Schedule of Total Investment Return

The Company’s total investment return on a pre-tax basis for the quarters and nine months ended September 30, 2024 and 2023 were as follows:

		Quarters Ended September 30,								Nine Months Ended September 30,
(Dollars in thousands)		2024				2023				2024				2023
Net investment income		$	16,488			$	14,200			$	46,319			$	39,424
Net realized investment gains (losses)			(512	)			(133	)			540				(2,414	)
Change in unrealized holding gains			12,787				(1,254	)			18,721				6,108
Net realized and unrealized investment returns			12,275				(1,387	)			19,261				3,694
Total investment return		$	28,763			$	12,813			$	65,580			$	43,118
Total investment return % (1)			2.0	%			0.9	%			4.6	%			3.2	%
Average investment portfolio (2)		$	1,451,641			$	1,355,077			$	1,429,253			$	1,354,727

(1)Not annualized.

(2)Average of total cash and invested assets, net of receivable/payable for securities, as of the beginning and end of the period.

Summary of Estimated Fair Values of Bonds Held on Deposit

The fair values were as follows as of September 30, 2024 and December 31, 2023:

		Estimated Fair Value
(Dollars in thousands)		September 30, 2024				December 31, 2023
On deposit with governmental authorities		$	19,627			$	19,262
Held in trust pursuant to third party requirements			157,879				150,796
Total (1)		$	177,506			$	170,058

(1)Includes cash and cash equivalents of $3.9 million and $9.0 million at September 30, 2024 and December 31, 2023, respectively, with the remainder related to bonds available for sale.

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Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

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- Definition

Tabular disclosure of unrealized gains and losses on investments.

+ References

No definition available.

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