Note 2 - Investments - Gross Unrealized Losses (Details) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Available-for-sale securities, less than 12 months, fair value	$ 6,902,047	$ 6,253,723
Available-for-sale securities, less than 12 months, unrealized loss	(142,203)	(200,355)
Available-for-sale securities, greater than 12 months, fair value	1,240,417	1,394,448
Available-for-sale securities, greater than 12 months, unrealized loss	(64,818)	(80,676)
Available-for-sale securities, fair value	8,142,464	7,648,171
Available-for-sale securities, unrealized loss	(207,021)	(281,031)
Fixed Maturities [Member]
Available-for-sale securities, less than 12 months, fair value	5,143,346	5,193,023
Available-for-sale securities, less than 12 months, unrealized loss	(115,402)	(136,279)
Available-for-sale securities, greater than 12 months, fair value	165,857	330,489
Available-for-sale securities, greater than 12 months, unrealized loss	(3,018)	(8,276)
Available-for-sale securities, fair value	5,309,203	5,523,512
Available-for-sale securities, unrealized loss	(118,420)	(144,555)
Fixed Maturities [Member] \| US Treasury Securities [Member]
Available-for-sale securities, less than 12 months, fair value	302,583	299,162
Available-for-sale securities, less than 12 months, unrealized loss	(12,646)	(15,830)
Available-for-sale securities, greater than 12 months, fair value
Available-for-sale securities, greater than 12 months, unrealized loss
Available-for-sale securities, fair value	302,583	299,162
Available-for-sale securities, unrealized loss	(12,646)	(15,830)
Fixed Maturities [Member] \| Corporate Debt Securities [Member]
Available-for-sale securities, less than 12 months, fair value	2,057,429	1,897,000
Available-for-sale securities, less than 12 months, unrealized loss	(35,288)	(42,994)
Available-for-sale securities, greater than 12 months, fair value	49,157	196,399
Available-for-sale securities, greater than 12 months, unrealized loss	(746)	(2,240)
Available-for-sale securities, fair value	2,106,586	2,093,399
Available-for-sale securities, unrealized loss	(36,034)	(45,234)
Fixed Maturities [Member] \| US States and Political Subdivisions Debt Securities [Member]
Available-for-sale securities, less than 12 months, fair value	1,219,109	1,296,688
Available-for-sale securities, less than 12 months, unrealized loss	(30,087)	(38,191)
Available-for-sale securities, greater than 12 months, fair value
Available-for-sale securities, greater than 12 months, unrealized loss
Available-for-sale securities, fair value	1,219,109	1,296,688
Available-for-sale securities, unrealized loss	(30,087)	(38,191)
Fixed Maturities [Member] \| Collateralized Mortgage Backed Securities [Member]
Available-for-sale securities, less than 12 months, fair value	1,564,225	1,700,173
Available-for-sale securities, less than 12 months, unrealized loss	(37,381)	(39,264)
Available-for-sale securities, greater than 12 months, fair value	116,700	134,090
Available-for-sale securities, greater than 12 months, unrealized loss	(2,272)	(6,036)
Available-for-sale securities, fair value	1,680,925	1,834,263
Available-for-sale securities, unrealized loss	(39,653)	(45,300)
Equity Securities [Member]
Available-for-sale securities, less than 12 months, fair value	1,648,897	1,007,860
Available-for-sale securities, less than 12 months, unrealized loss	(23,309)	(59,357)
Available-for-sale securities, greater than 12 months, fair value	1,074,560	1,063,959
Available-for-sale securities, greater than 12 months, unrealized loss	(61,800)	(72,400)
Available-for-sale securities, fair value	2,723,457	2,071,819
Available-for-sale securities, unrealized loss	(85,109)	(131,757)
Other Equity Investments [Member]
Available-for-sale securities, less than 12 months, fair value	109,804	52,840
Available-for-sale securities, less than 12 months, unrealized loss	(3,492)	(4,719)
Available-for-sale securities, greater than 12 months, fair value
Available-for-sale securities, greater than 12 months, unrealized loss
Available-for-sale securities, fair value	109,804	52,840
Available-for-sale securities, unrealized loss	(3,492)	(4,719)
Equities, Including Equity Securities and Other Equity Investments [Member]
Available-for-sale securities, less than 12 months, fair value	1,758,701	1,060,700
Available-for-sale securities, less than 12 months, unrealized loss	(26,801)	(64,076)
Available-for-sale securities, greater than 12 months, fair value	1,074,560	1,063,959
Available-for-sale securities, greater than 12 months, unrealized loss	(61,800)	(72,400)
Available-for-sale securities, fair value	2,833,261	2,124,659
Available-for-sale securities, unrealized loss	$ (88,601)	$ (136,476)

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563

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