Note 4 - Fair Value Measurements - Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Available for sale securities	$ 22,819,321	$ 15,463,578
Fair Value, Measurements, Recurring [Member]
Available for sale securities	22,819,321	15,463,578
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities	7,905,972	5,442,666
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	14,913,349	10,020,912
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member]
Available for sale securities	15,153,824	10,320,074
Fixed Maturities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	15,153,824	10,320,074
Fixed Maturities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities	240,475	299,162
Fixed Maturities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	14,913,349	10,020,912
Fixed Maturities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member] | US Treasury Securities [Member]
Available for sale securities	240,475	299,162
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	240,475	299,162
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities	240,475	299,162
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member] | US Government Agencies Debt Securities [Member]
Available for sale securities	299,303
Fixed Maturities [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	299,303
Fixed Maturities [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities
Fixed Maturities [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	299,303
Fixed Maturities [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member] | Corporate Debt Securities [Member]
Available for sale securities	6,234,413	3,845,896
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	6,234,413	3,845,896
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	6,234,413	3,845,896
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member]
Available for sale securities	5,702,588	2,849,829
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	5,702,588	2,849,829
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	5,702,588	2,849,829
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member]
Available for sale securities	2,577,005	3,325,187
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	2,577,005	3,325,187
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	2,577,005	3,325,187
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Fixed Maturities [Member] | Redeemable Preferred Stock [Member]
Available for sale securities	100,040
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	100,040
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities	100,040
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Equity Securities [Member]
Available for sale securities	7,665,497	4,942,248
Equity Securities [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities	7,665,497	4,942,248
Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities	7,665,497	4,942,248
Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities
Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Other Equity Investments [Member]
Available for sale securities		201,256
Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities		201,256
Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities		201,256
Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities
Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities
Equities, Including Equity Securities and Other Equity Investments [Member]
Available for sale securities	$ 7,665,497	5,143,504
Equities, Including Equity Securities and Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member]
Available for sale securities		5,143,504
Equities, Including Equity Securities and Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Available for sale securities		5,143,504
Equities, Including Equity Securities and Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Available for sale securities
Equities, Including Equity Securities and Other Equity Investments [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Available for sale securities