Note 2 - Investments - Amortized Cost and Fair Value of Available-for-sale and Held-to-maturity Investments (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Available for sale securities, amortized cost	$ 15,224,117	$ 11,835,864
Gross Unrealized Gains	520,492	320,222
Gross Unrealized Losses	(281,031)	(420,699)
Available for sale securities	15,463,578	11,735,387
Fixed Maturities [Member]
Available for sale securities, amortized cost	10,318,164	8,310,159
Gross Unrealized Gains	146,465	63,903
Gross Unrealized Losses	(144,555)	(242,943)
Available for sale securities	10,320,074	8,131,119
Equity Securities [Member]
Available for sale securities, amortized cost	4,723,024	3,387,927
Gross Unrealized Gains	350,981	219,883
Gross Unrealized Losses	(131,757)	(177,756)
Available for sale securities	4,942,248	3,430,054
Other Equity Investments [Member]
Available for sale securities, amortized cost	182,929	137,778
Gross Unrealized Gains	23,046	36,436
Gross Unrealized Losses	(4,719)
Available for sale securities	201,256	174,214
Equities, Including Equity Securities and Other Equity Investments [Member]
Available for sale securities, amortized cost	4,905,953	3,525,705
Gross Unrealized Gains	374,027	256,319
Gross Unrealized Losses	(136,476)	(177,756)
Available for sale securities	5,143,504	3,604,268
US Treasury Securities [Member] \| Fixed Maturities [Member]
Available for sale securities, amortized cost	314,992	461,132
Gross Unrealized Gains
Gross Unrealized Losses	(15,830)	(34,816)
Available for sale securities	299,162	426,316
Corporate Debt Securities [Member] \| Fixed Maturities [Member]
Available for sale securities, amortized cost	3,828,418	3,039,539
Gross Unrealized Gains	62,712	15,715
Gross Unrealized Losses	(45,234)	(143,701)
Available for sale securities	3,845,896	2,911,553
US States and Political Subdivisions Debt Securities [Member] \| Fixed Maturities [Member]
Available for sale securities, amortized cost	2,841,137	1,726,098
Gross Unrealized Gains	46,883	28,634
Gross Unrealized Losses	(38,191)	(10,595)
Available for sale securities	2,849,829	1,744,137
Collateralized Mortgage Backed Securities [Member] \| Fixed Maturities [Member]
Available for sale securities, amortized cost	3,333,617	3,083,390
Gross Unrealized Gains	36,870	19,554
Gross Unrealized Losses	(45,300)	(53,831)
Available for sale securities	$ 3,325,187	$ 3,049,113

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65884222&loc=d3e22054-111558

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
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-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
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-URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26610-111562

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
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