Note 2 - Investments - Gross Unrealized Losses (Details) - USD ($)	Jun. 30, 2017	Dec. 31, 2016
Available-for-sale securities, fair value	$ 4,706,708	$ 7,648,171
Available-for-sale securities, unrealized loss	(140,561)	(281,031)
Available-for-sale securities, less than 12 months, fair value	3,715,535	6,253,723
Available-for-sale securities, less than 12 months, unrealized loss	(86,937)	(200,355)
Available-for-sale securities, greater than 12 months, fair value	991,173	1,394,448
Available-for-sale securities, greater than 12 months, unrealized loss	(53,624)	(80,676)
Fixed Maturities [Member]
Available-for-sale securities, fair value	3,092,442	5,523,512
Available-for-sale securities, unrealized loss	(66,655)	(144,555)
Available-for-sale securities, less than 12 months, fair value	2,944,310	5,193,023
Available-for-sale securities, less than 12 months, unrealized loss	(63,577)	(136,279)
Available-for-sale securities, greater than 12 months, fair value	148,132	330,489
Available-for-sale securities, greater than 12 months, unrealized loss	(3,078)	(8,276)
Fixed Maturities [Member] \| US Treasury Securities [Member]
Available-for-sale securities, fair value	251,602	299,162
Available-for-sale securities, unrealized loss	(15,902)	(15,830)
Available-for-sale securities, less than 12 months, fair value	251,602	299,162
Available-for-sale securities, less than 12 months, unrealized loss	(15,902)	(15,830)
Available-for-sale securities, greater than 12 months, fair value
Available-for-sale securities, greater than 12 months, unrealized loss
Fixed Maturities [Member] \| Corporate Debt Securities [Member]
Available-for-sale securities, fair value	1,166,371	2,093,399
Available-for-sale securities, unrealized loss	(18,574)	(45,234)
Available-for-sale securities, less than 12 months, fair value	1,117,565	1,897,000
Available-for-sale securities, less than 12 months, unrealized loss	(17,474)	(42,994)
Available-for-sale securities, greater than 12 months, fair value	48,806	196,399
Available-for-sale securities, greater than 12 months, unrealized loss	(1,100)	(2,240)
Fixed Maturities [Member] \| US States and Political Subdivisions Debt Securities [Member]
Available-for-sale securities, fair value	724,631	1,296,688
Available-for-sale securities, unrealized loss	(14,552)	(38,191)
Available-for-sale securities, less than 12 months, fair value	724,631	1,296,688
Available-for-sale securities, less than 12 months, unrealized loss	(14,552)	(38,191)
Available-for-sale securities, greater than 12 months, fair value
Available-for-sale securities, greater than 12 months, unrealized loss
Fixed Maturities [Member] \| Collateralized Mortgage Backed Securities [Member]
Available-for-sale securities, fair value	949,838	1,834,263
Available-for-sale securities, unrealized loss	(17,627)	(45,300)
Available-for-sale securities, less than 12 months, fair value	850,512	1,700,173
Available-for-sale securities, less than 12 months, unrealized loss	(15,649)	(39,264)
Available-for-sale securities, greater than 12 months, fair value	99,326	134,090
Available-for-sale securities, greater than 12 months, unrealized loss	(1,978)	(6,036)
Equity Securities [Member]
Available-for-sale securities, fair value	1,614,266	2,071,819
Available-for-sale securities, unrealized loss	(73,906)	(131,757)
Available-for-sale securities, less than 12 months, fair value	771,225	1,007,860
Available-for-sale securities, less than 12 months, unrealized loss	(23,360)	(59,357)
Available-for-sale securities, greater than 12 months, fair value	843,041	1,063,959
Available-for-sale securities, greater than 12 months, unrealized loss	(50,546)	(72,400)
Other Equity Investments [Member]
Available-for-sale securities, fair value		52,840
Available-for-sale securities, unrealized loss		(4,719)
Available-for-sale securities, less than 12 months, fair value		52,840
Available-for-sale securities, less than 12 months, unrealized loss		(4,719)
Available-for-sale securities, greater than 12 months, fair value
Available-for-sale securities, greater than 12 months, unrealized loss
Equities, Including Equity Securities and Other Equity Investments [Member]
Available-for-sale securities, fair value	1,614,266	2,124,659
Available-for-sale securities, unrealized loss	(73,906)	(136,476)
Available-for-sale securities, less than 12 months, fair value	771,225	1,060,700
Available-for-sale securities, less than 12 months, unrealized loss	(23,360)	(64,076)
Available-for-sale securities, greater than 12 months, fair value	843,041	1,063,959
Available-for-sale securities, greater than 12 months, unrealized loss	$ (50,546)	$ (72,400)

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
-Topic 320
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563

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