Investments, Aggregated by Type and Industry (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Investments aggregated by type and industry [Abstract]
Estimated fair value	$ 216,636	$ 218,219
Allowance for credit losses	0	0
Amortized cost total	241,238	238,626
Estimated fair value	9,545	9,413
Cost	4,939	4,936
Bonds Pledged as Collateral [Member] | FHLB Advances [Member]
Investments aggregated by type and industry [Abstract]
Amortized cost pledged as collateral to FHLB	9,363	9,584
Bonds [Member]
Investments aggregated by type and industry [Abstract]
Assets held with insurance regulatory authorities	14,697	14,647
Cash and Cash Equivalents [Member]
Investments aggregated by type and industry [Abstract]
Assets held with insurance regulatory authorities	226	226
Fixed Maturities [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	216,636	218,219
Gross unrealized gains	869	1,284
Gross unrealized losses	25,471	21,691
Allowance for credit losses	0	0
Amortized cost total	241,238	238,626
U.S. Treasury Securities and Obligations of U.S. Government Agencies and Authorities [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	48,335	50,059
Gross unrealized gains	49	63
Gross unrealized losses	4,855	4,944
Allowance for credit losses	0	0
Amortized cost total	53,141	54,940
Obligations of States and Political Subdivisions [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	7,710	8,106
Gross unrealized gains	2	15
Gross unrealized losses	1,426	1,424
Allowance for credit losses	0	0
Amortized cost total	9,134	9,515
Corporate Securities [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	160,367	159,849
Gross unrealized gains	787	1,193
Gross unrealized losses	19,190	15,323
Allowance for credit losses	0	0
Amortized cost total	178,770	173,979
Corporate Securities [Member] | Utilities and Telecom [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	22,879	21,309
Gross unrealized gains	81	143
Gross unrealized losses	3,175	2,582
Allowance for credit losses	0	0
Amortized cost total	25,973	23,748
Corporate Securities [Member] | Financial Services [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	60,263	59,584
Gross unrealized gains	515	560
Gross unrealized losses	5,365	4,931
Allowance for credit losses	0	0
Amortized cost total	65,113	63,955
Corporate Securities [Member] | Other Business - Diversified [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	33,977	34,386
Gross unrealized gains	172	403
Gross unrealized losses	4,099	2,940
Allowance for credit losses	0	0
Amortized cost total	37,904	36,923
Corporate Securities [Member] | Other Consumer - Diversified [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	43,248	44,570
Gross unrealized gains	19	87
Gross unrealized losses	6,551	4,870
Allowance for credit losses	0	0
Amortized cost total	49,780	49,353
Redeemable Preferred Stocks [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	224	205
Gross unrealized gains	31	13
Gross unrealized losses	0	0
Allowance for credit losses	0	0
Amortized cost total	193	192
Redeemable Preferred Stocks [Member] | Other Consumer - Diversified [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	224	205
Gross unrealized gains	31	13
Gross unrealized losses	0	0
Allowance for credit losses	0	0
Amortized cost total	193	192
Equity Securities [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	9,545	9,413
Gross unrealized gains	4,606	4,477
Gross unrealized losses	0	0
Cost	4,939	4,936
Common and Non-redeemable Preferred Stocks [Member] | Financial Services [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	1,036	924
Gross unrealized gains	730	621
Gross unrealized losses	0	0
Cost	306	303
Common and Non-redeemable Preferred Stocks [Member] | Communications [Member]
Investments aggregated by type and industry [Abstract]
Estimated fair value	8,509	8,489
Gross unrealized gains	3,876	3,856
Gross unrealized losses	0	0
Cost	$ 4,633	$ 4,633