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Investments In Securities (Schedule Of Gross Unrealized Gains And Losses And Amortized Cost For Securities) (Details)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	$ 101,325,609	$ 102,015,826
General Obligations Of U.S. States, Territories And Political Subdivisions
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	32,257,800	31,883,439
Available-for-sale, at fair value, Gross Unrealized Gains	1,110,229	987,595
Available-for-sale, at fair value, Gross Unrealized Losses	13,243	11,734
Available-for-sale, at fair value, Estimated Fair Value	33,354,786	32,859,300
Special Revenue Obligations Of U.S. States, Territories And Political Subdivisions
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	52,061,731	52,202,815
Available-for-sale, at fair value, Gross Unrealized Gains	3,234,721	2,604,152
Available-for-sale, at fair value, Gross Unrealized Losses	909	26,127
Available-for-sale, at fair value, Estimated Fair Value	$ 55,295,543	$ 54,780,840
Number of Special Revenue Bonds	50	50
Corporate Debt Securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	$ 17,006,078	$ 17,004,985
Available-for-sale, at fair value, Gross Unrealized Gains	727,908	539,832
Available-for-sale, at fair value, Gross Unrealized Losses	492	58,473
Available-for-sale, at fair value, Estimated Fair Value	17,733,494	17,486,344
Auction Rate Securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost		924,587
Available-for-sale, at fair value, Gross Unrealized Gains		15,313
Available-for-sale, at fair value, Gross Unrealized Losses		0
Available-for-sale, at fair value, Estimated Fair Value		939,900
Total Fixed Maturities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	101,325,609	102,015,826
Available-for-sale, at fair value, Gross Unrealized Gains	5,072,858	4,146,892
Available-for-sale, at fair value, Gross Unrealized Losses	14,644	96,334
Available-for-sale, at fair value, Estimated Fair Value	106,383,823	106,066,384
Common Stocks And Nonredeemable Preferred Stocks
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	23,962,393	23,855,873
Available-for-sale, at fair value, Gross Unrealized Gains	13,807,635	13,785,968
Available-for-sale, at fair value, Gross Unrealized Losses	88,459	128,377
Available-for-sale, at fair value, Estimated Fair Value	37,681,569	37,513,464
Equity Securities
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	23,962,393	23,855,873
Available-for-sale, at fair value, Gross Unrealized Gains	13,807,635	13,785,968
Available-for-sale, at fair value, Gross Unrealized Losses	88,459	128,377
Available-for-sale, at fair value, Estimated Fair Value	37,681,569	37,513,464
Certificates Of Deposit And Other
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	7,520,069	6,865,406
Available-for-sale, at fair value, Gross Unrealized Gains	0	0
Available-for-sale, at fair value, Gross Unrealized Losses	0	0
Available-for-sale, at fair value, Estimated Fair Value	7,520,069	6,865,406
Short-Term Investments
Schedule of Trading Securities and Other Trading Assets [Line Items]
Available-for-sale, at fair value, Amortized Cost	7,520,069	6,865,406
Available-for-sale, at fair value, Gross Unrealized Gains	0	0
Available-for-sale, at fair value, Gross Unrealized Losses	0	0
Available-for-sale, at fair value, Estimated Fair Value	$ 7,520,069	$ 6,865,406

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Amount of accumulated pre-tax unrealized gains before deducting pre-tax unrealized losses on investments in available-for-sale securities impacting investments.

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Amount of accumulated pre-tax unrealized loss before deducting pre-tax unrealized gain on investments in available-for-sale securities impacting investments.

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

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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)
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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