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Note 6 - Investments - Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
US Government Agencies Debt Securities [Member]
Less than 12 months, estimated fair value	$ 3,776	$ 3,237
Less than 12 Months	60	46
Greater than 12 months, estimated fair value	9,361	7,940
Greater than 12 Months	305	349
Estimated fair value	13,137	11,177
Total, debt securities	365	395
US States and Political Subdivisions Debt Securities [Member]
Less than 12 months, estimated fair value	558	0
Less than 12 Months	5	0
Greater than 12 months, estimated fair value	2,222	1,705
Greater than 12 Months	105	105
Estimated fair value	2,780	1,705
Total, debt securities	110	105
Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member]
Less than 12 months, estimated fair value	2,388	737
Less than 12 Months	27	11
Greater than 12 months, estimated fair value	6,381	6,067
Greater than 12 Months	475	483
Estimated fair value	8,769	6,804
Total, debt securities	502	494
Asset-Backed Securities [Member]
Less than 12 months, estimated fair value	365	0
Less than 12 Months	2	0
Greater than 12 months, estimated fair value	900	1,050
Greater than 12 Months	35	45
Estimated fair value	1,265	1,050
Total, debt securities	37	45
Corporate Debt Securities [Member]
Less than 12 months, estimated fair value	588	937
Less than 12 Months	6	11
Greater than 12 months, estimated fair value	8,214	8,013
Greater than 12 Months	618	637
Estimated fair value	8,802	8,950
Total, debt securities	624	648
Fixed Maturities [Member]
Less than 12 months, estimated fair value	7,675	4,911
Less than 12 Months	100	68
Greater than 12 months, estimated fair value	27,078	24,775
Greater than 12 Months	1,538	1,619
Estimated fair value	34,753	29,686
Total, debt securities	$ 1,638	$ 1,687

X

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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