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Investments - Schedule of Unrealized Loss on Investments (Details) $ in Thousands	Jun. 30, 2025 USD ($) Security	Dec. 31, 2024 USD ($) Security
U.S. Government and Agency Securities
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	2	2
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 0	$ 25
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 3,998	$ 5,878
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	0	0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 0	$ 0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 0	$ 0
Corporate Securities
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	27	42
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 65	$ 300
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 9,522	$ 14,559
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	74	80
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 4,591	$ 6,195
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 44,573	$ 45,702
Mortgage-backed securities
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	5	4
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 9	$ 26
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 1,564	$ 1,244
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	58	61
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 4,588	$ 5,407
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 27,176	$ 29,218
States, Municipalities and Political Subdivisions
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	8	4
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 10	$ 25
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 2,344	$ 1,330
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	26	27
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 1,433	$ 1,882
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 15,449	$ 15,868
Asset-backed Securities
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	3	6
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 4	$ 21
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 594	$ 2,104
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	21	22
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 693	$ 885
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 6,920	$ 7,977
Public Utilities
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	2	6
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 6	$ 37
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 523	$ 1,937
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	5	6
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 236	$ 330
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 3,168	$ 3,347
Fixed Maturities
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	48	65
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 95	$ 443
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 18,975	$ 27,479
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	184	196
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 11,541	$ 14,699
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 97,286	$ 102,112
Foreign Government
Twelve Months or More
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | Security	1	1
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 1	$ 9
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	$ 430	$ 427
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | Security	0	0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 0	$ 0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer	$ 0	$ 0

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