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3. Investments (Details 3) - USD ($) | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Cost or amortized cost | $ 3,824,620 | $ 4,222,855
Gross unrealized gains | 291,877 | 219,855
Gross unrealized losses - less than 12 months | 0 | (5,389)
Gross unrealized loss - more than 12 months | (2,425) | (10,905)
Estimated fair value | 4,114,072 | 4,426,416
Net unrealized gains | 289,452 | 203,561
US Treasury Securities [Member] |  |
Cost or amortized cost | 729,528 | 729,507
Gross unrealized gains | 150,495 | 147,532
Gross unrealized losses - less than 12 months | 0 | (3,964)
Gross unrealized loss - more than 12 months | 0 | 0
Estimated fair value | 880,023 | 873,075
Net unrealized gains | 150,495 | 143,568
Fixed Maturity Securities Political Subdivisions Of States Territories And Possessions [Member] |  |
Cost or amortized cost | 998,715 | 998,803
Gross unrealized gains | 51,025 | 33,862
Gross unrealized losses - less than 12 months | 0 | 0
Gross unrealized loss - more than 12 months | 0 | 0
Estimated fair value | 1,049,740 | 1,032,665
Net unrealized gains | 51,025 | 33,862
Fixed Maturity Securities Corporate And Other Bonds Industrial And Miscellaneous [Member] |  |
Cost or amortized cost | 2,096,377 | 2,494,545
Gross unrealized gains | 90,357 | 38,461
Gross unrealized losses - less than 12 months | 0 | (1,425)
Gross unrealized loss - more than 12 months | (2,425) | (10,905)
Estimated fair value | 2,184,309 | 2,520,676
Net unrealized gains | $ 87,932 | $ 26,131

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