Investments (Tables)

9 Months Ended

Sep. 30, 2021

Investments Debt And Equity Securities [Abstract]

Summary of Amortized Cost and Fair Values of Fixed Maturity Securities

At September 30, 2021, the Company’s amortized cost and fair values of fixed maturity securities are summarized as follows:

(in thousands)	Cost		Gross unrealized gains		Gross unrealized losses			Fair value
U.S. Treasury securities, obligations of U.S. Government    agencies and municipalities	$	31,756	$	239	$	(172	)	$	31,823
Corporate debt		8,288		160		(23	)		8,425
Total	$	40,044	$	399	$	(195	)	$	40,248

At December 31, 2020, the Company’s amortized cost and fair values of fixed maturity securities are summarized as follows:

(in thousands)	Cost		Gross unrealized gains		Gross unrealized losses			Fair value
U.S. Treasury securities, obligations of U.S. Government    agencies and municipalities	$	28,372	$	464	$	(5	)	$	28,831
Corporate debt		7,190		239		(6	)		7,423
Total	$	35,562	$	703	$	(11	)	$	36,254

Schedule of Investments' Gross Unrealized Loss and Fair Value

For securities in a loss position, the following table shows the investments’ gross unrealized loss and fair value, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position as of September 30, 2021:

	Less than 12 Months					12 Months or More					Total
(in thousands)	Fair value		Unrealized losses			Fair value		Unrealized losses			Fair value		Unrealized losses
U.S. Treasury securities, obligations of U.S. Government    agencies and municipalities	$	15,987	$	(141	)	$	969	$	(31	)	$	16,956	$	(172	)
Corporate debt		2,929		(23	)		—		—			2,929		(23	)
Total	$	18,916	$	(164	)	$	969	$	(31	)	$	19,885	$	(195	)

For securities in a loss position, the following table shows the investments’ gross unrealized loss and fair value, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position as of December 31, 2020:

	Less than 12 Months					12 Months or More				Total
(in thousands)	Fair value		Unrealized losses			Fair value		Unrealized losses		Fair value		Unrealized losses
U.S. Treasury securities, obligations of U.S. Government    agencies and municipalities	$	1,995	$	(5	)	$	—	$	—	$	1,995	$	(5	)
Corporate debt		808		(6	)		—		—		808		(6	)
Total	$	2,803	$	(11	)	$	—	$	—	$	2,803	$	(11	)

Amortized Cost and Fair Value of Fixed Maturity Securities by Contractual Maturity

The amortized cost and estimated fair value of the fixed maturity securities at September 30, 2021 by contractual maturity are set forth below:

(in thousands)	Amortized cost		Fair value
Years to maturity:
Due in one year or less	$	8,801	$	8,899
Due after one year through five years		30,243		30,379
Due after five years		1,000		970
Total	$	40,044	$	40,248

The amortized cost and estimated fair value of the fixed maturity securities at December 31, 2020 by contractual maturity are set forth below:

(in thousands)	Amortized cost		Fair value
Years to maturity:
Due in one year or less	$	11,214	$	11,283
Due after one year through five years		23,348		23,976
Due after five years		1,000		995
Total	$	35,562	$	36,254