Note 2 - Investments - Amortized Cost and Fair Value of Debt Securities By Contractual Maturity (Details)	Jun. 30, 2017 USD ($)
One year or less, amortized cost	$ 99,976
One year or less, fair value	99,932
After one year through five years, amortized cost	1,220,739
After one year through five years, fair value	1,221,261
After five years through ten years, amortized cost	1,894,372
After five years through ten years, fair value	1,914,255
More than 10 years, amortized cost	5,164,277
More than 10 years, fair value	5,340,769
Mortgage backed and asset backed securities, amortized cost	2,486,934
Mortgage backed and asset backed securities, fair value	2,512,119
Total fixed maturities, amortized cost	10,866,298
Total fixed maturities, fair value	$ 11,088,336