3. Investments (Details 3) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Cost or amortized cost	$ 3,826,404	$ 3,825,952
Gross unrealized gains	312,536	299,650
Gross unrealized losses - less than 12 months	(2,230)	(835)
Gross unrealized loss - more than 12 months	0	0
Estimated fair value	4,136,710	4,124,767
Net unrealized gains	310,306	298,815
US Treasury Securities
Cost or amortized cost	729,561	729,550
Gross unrealized gains	162,483	151,002
Gross unrealized losses - less than 12 months	0	0
Gross unrealized loss - more than 12 months	0	0
Estimated fair value	892,044	880,552
Net unrealized gains	162,483	151,002
Fixed Maturity Securities Political Subdivisions Of States Territories And Possessions
Cost or amortized cost	998,573	998,619
Gross unrealized gains	43,857	51,021
Gross unrealized losses - less than 12 months	0	0
Gross unrealized loss - more than 12 months	0	0
Estimated fair value	1,042,430	1,049,640
Net unrealized gains	43,857	51,021
Fixed Maturity Securities Corporate And Other Bonds Industrial And Miscellaneous
Cost or amortized cost	2,098,270	2,097,783
Gross unrealized gains	106,196	97,627
Gross unrealized losses - less than 12 months	(2,230)	(835)
Gross unrealized loss - more than 12 months	0	0
Estimated fair value	2,202,236	2,194,575
Net unrealized gains	$ 103,966	$ 96,792