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Investments Gross Unrealized Gains and Losses (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | $ 1,401,301 | $ 1,389,038
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 5,401 | 8,682
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 185,741 | 158,739
Fixed maturity securities, available for sale | 1,220,961 | 1,238,981
US Treasury Securities [Member] |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 5,939 | 5,983
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 85 | 127
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 115 | 48
Fixed maturity securities, available for sale | 5,909 | 6,062
US Government Agencies Debt Securities [Member] |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 3,152 | 3,404
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 152 | 250
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 0 | 1
Fixed maturity securities, available for sale | 3,304 | 3,653
US States and Political Subdivisions Debt Securities [Member] |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 300,757 | 314,203
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 1,087 | 2,160
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 33,542 | 29,132
Fixed maturity securities, available for sale | 268,302 | 287,231
Corporate Debt Security Financial Sector |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 272,925 | 266,485
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 1,593 | 2,066
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 33,285 | 31,255
Fixed maturity securities, available for sale | 241,233 | 237,296
Corporate Debt Security Consumer Sector |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 263,242 | 250,672
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 899 | 2,145
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 45,955 | 37,094
Fixed maturity securities, available for sale | 218,186 | 215,723
Corporate Debt Security Utilities Sector |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 126,361 | 123,625
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 220 | 615
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 22,770 | 20,253
Fixed maturity securities, available for sale | 103,811 | 103,987
Corporate Debt Security Energy Sector |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 79,247 | 73,808
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 40 | 64
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 9,959 | 8,049
Fixed maturity securities, available for sale | 69,328 | 65,823
Corporate Debt Security Communications Sector |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 70,896 | 74,029
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 111 | 309
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 9,910 | 8,892
Fixed maturity securities, available for sale | 61,097 | 65,446
Corporate Debt Security All Other Sector |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 117,387 | 111,124
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 315 | 647
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 16,368 | 12,439
Fixed maturity securities, available for sale | 101,334 | 99,332
Commercial Mortgage Backed Securities [Member] |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 315 | 171
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 1 | 0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 5 | 0
Fixed maturity securities, available for sale | 311 | 171
Residential Mortgage Backed Securities [Member] |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 106,661 | 107,174
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 7 | 9
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 13,026 | 10,060
Fixed maturity securities, available for sale | 93,642 | 97,123
Asset-backed Securities [Member] |  |
Gross Unrealized Gains and Losses [Line Items] |  |
Fixed maturities available-for-sale, cost | 54,419 | 58,360
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax | 891 | 290
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax | 806 | 1,516
Fixed maturity securities, available for sale | $ 54,504 | $ 57,134

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