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3. Investments (Details 7) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2019 | Dec. 31, 2018
U.S. Treasury Securities and Obligations of U.S. Government [Member] |  |
Estimated fair value - less than 12 months | $ 0 | $ 4,948,530
Unrealized losses - less than 12 months | 0 | (28,000)
Number of positions held - less than 12 months | 0 | 3
Estimated fair value - 12 months or more | 1,992,340 | 0
Unrealized losses - 12 months or more | (1,557) | 0
Number of positions held - 12 months or more | 1 | 0
Estimated fair value - total | 1,992,340 | 4,948,530
Unrealized losses - total | (1,557) | (28,000)
Fixed Maturity Securities Political Subdivisions Of States Territories And Possessions [Member] |  |
Estimated fair value - less than 12 months | 0 | 555,375
Unrealized losses - less than 12 months | 0 | (12,327)
Number of positions held - less than 12 months | 0 | 1
Estimated fair value - 12 months or more | 302,880 | 1,436,242
Unrealized losses - 12 months or more | (309) | (36,508)
Number of positions held - 12 months or more | 1 | 3
Estimated fair value - total | 302,880 | 1,991,617
Unrealized losses - total | (309) | (48,835)
Fixed Maturity Securities Corporate And Other Bonds Industrial And Miscellaneous [Member] |  |
Estimated fair value - less than 12 months | 1,959,040 | 81,004,459
Unrealized losses - less than 12 months | (14,450) | (2,775,540)
Number of positions held - less than 12 months | 4 | 97
Estimated fair value - 12 months or more | 11,608,094 | 13,424,888
Unrealized losses - 12 months or more | (84,187) | (676,605)
Number of positions held - 12 months or more | 18 | 24
Estimated fair value - total | 13,567,134 | 94,429,347
Unrealized losses - total | (98,637) | (3,452,145)
Fixed Maturity Securities Residential Mortgage and other asset backed securities [Member] |  |
Estimated fair value - less than 12 months | 591,845 | 7,002,713
Unrealized losses - less than 12 months | (8,750) | (231,229)
Number of positions held - less than 12 months | 1 | 9
Estimated fair value - 12 months or more | 15,983,171 | 11,928,425
Unrealized losses - 12 months or more | (376,663) | (331,012)
Number of positions held - 12 months or more | 24 | 19
Estimated fair value - total | 16,575,016 | 18,931,138
Unrealized losses - total | (385,413) | (562,241)
Fixed Maturity Securities Total Fixed Maturity Securities [Member] |  |
Estimated fair value - less than 12 months | 2,550,885 | 93,511,077
Unrealized losses - less than 12 months | (23,200) | (3,047,096)
Number of positions held - less than 12 months | 5 | 110
Estimated fair value - 12 months or more | 29,886,485 | 26,789,555
Unrealized losses - 12 months or more | (462,716) | (1,044,125)
Number of positions held - 12 months or more | 44 | 46
Estimated fair value - total | 32,437,370 | 120,300,632
Unrealized losses - total | $ (485,916) | $ (4,091,221)

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