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Investments In Securities (Schedule Of Gross Unrealized Gains And Losses And Amortized Cost For Securities) (Details) | Sep. 30, 2015 USD ($) | Dec. 31, 2014 USD ($)
--- | --- | ---
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | $ 94,114,403 | $ 104,421,050
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 | 27,857,108 | 35,215,247
Available-for-sale, at fair value, Gross Unrealized Gains | 1,064,674 | 1,527,794
Available-for-sale, at fair value, Gross Unrealized Losses | 35,992 | 19,542
Available-for-sale, at fair value, Estimated Fair Value | 28,885,790 | 36,723,499
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 | 47,745,393 | 46,707,033
Available-for-sale, at fair value, Gross Unrealized Gains | 2,365,492 | 2,405,725
Available-for-sale, at fair value, Gross Unrealized Losses | 84,022 | 55,502
Available-for-sale, at fair value, Estimated Fair Value | $ 50,026,863 | $ 49,057,256
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 | $ 17,587,935 | $ 21,576,641
Available-for-sale, at fair value, Gross Unrealized Gains | 619,909 | 823,133
Available-for-sale, at fair value, Gross Unrealized Losses | 25,455 | 71,339
Available-for-sale, at fair value, Estimated Fair Value | 18,182,389 | 22,328,435
Auction Rate Securities |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | 923,967 | 922,129
Available-for-sale, at fair value, Gross Unrealized Gains | 15,033 | 16,971
Available-for-sale, at fair value, Gross Unrealized Losses | 0 | 0
Available-for-sale, at fair value, Estimated Fair Value | 939,000 | 939,100
Total Fixed Maturities |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | 94,114,403 | 104,421,050
Available-for-sale, at fair value, Gross Unrealized Gains | 4,065,108 | 4,773,623
Available-for-sale, at fair value, Gross Unrealized Losses | 145,469 | 146,383
Available-for-sale, at fair value, Estimated Fair Value | 98,034,042 | 109,048,290
Common Stocks And Nonredeemable Preferred Stocks |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | 24,247,215 | 24,128,753
Available-for-sale, at fair value, Gross Unrealized Gains | 11,612,947 | 15,225,459
Available-for-sale, at fair value, Gross Unrealized Losses | 724,277 | 99,231
Available-for-sale, at fair value, Estimated Fair Value | 35,135,885 | 39,254,981
Equity Securities |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | 24,247,215 | 24,128,753
Available-for-sale, at fair value, Gross Unrealized Gains | 11,612,947 | 15,225,459
Available-for-sale, at fair value, Gross Unrealized Losses | 724,277 | 99,231
Available-for-sale, at fair value, Estimated Fair Value | 35,135,885 | 39,254,981
Certificates Of Deposit And Other |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | 13,884,266 | 2,576,993
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 | 13,884,266 | 2,576,993
Short-Term Investments |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Available-for-sale, at fair value, Amortized Cost | 13,884,266 | 2,576,993
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 | $ 13,884,266 | $ 2,576,993

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