Investments - Schedule of held to maturity securities by contractual maturity (Details) - USD ($)	Mar. 31, 2025	Dec. 31, 2024
Net Investment Income [Line Items]
Cost or Amortized Cost	$ 7,046,023	$ 7,047,342
Estimated Fair Value	5,976,487	5,959,265
Less than one year
Net Investment Income [Line Items]
Cost or Amortized Cost	499,859	499,719
Estimated Fair Value	499,820	499,065
One to five years
Net Investment Income [Line Items]
Cost or Amortized Cost	2,053,225	622,375
Estimated Fair Value	1,949,757	600,288
Five to ten years
Net Investment Income [Line Items]
Cost or Amortized Cost	0	1,427,579
Estimated Fair Value	0	1,323,600
More than 10 years
Net Investment Income [Line Items]
Cost or Amortized Cost	4,492,939	4,497,669
Estimated Fair Value	$ 3,526,910	$ 3,536,312