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Investments In Securities (Schedule Of Unrealized Losses On Investments) (Details) - USD ($)	Sep. 30, 2017	Dec. 31, 2016
Schedule of Available-for-sale Securities [Line Items]
Total temporarily impaired securities, Less than 12 Months, Fair Value	$ 24,298,600	$ 30,427,114
Total temporarily impaired securities, Less than 12 Months, Unrealized Losses	(202,848)	(849,651)
Total temporarily impaired securities, 12 Months or Longer, Fair Value	1,666,125	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(63,366)	0
Total temporarily impaired securities, Total Fair Value	25,964,725	30,427,114
Total temporarily impaired securities, Unrealized Losses	(266,214)	(849,651)
General Obligations Of U.S. States, Territories And Political Subdivisions
Schedule of Available-for-sale Securities [Line Items]
Total temporarily impaired securities, Less than 12 Months, Fair Value	8,356,815	13,884,808
Total temporarily impaired securities, Less than 12 Months, Unrealized Losses	(50,347)	(298,533)
Total temporarily impaired securities, 12 Months or Longer, Fair Value	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0	0
Total temporarily impaired securities, Total Fair Value	8,356,815	13,884,808
Total temporarily impaired securities, Unrealized Losses	(50,347)	(298,533)
Special Revenue Obligations Of U.S. States, Territories And Political Subdivisions
Schedule of Available-for-sale Securities [Line Items]
Total temporarily impaired securities, Less than 12 Months, Fair Value	12,694,205	16,161,906
Total temporarily impaired securities, Less than 12 Months, Unrealized Losses	(115,937)	(502,135)
Total temporarily impaired securities, 12 Months or Longer, Fair Value	1,666,125	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(63,366)	0
Total temporarily impaired securities, Total Fair Value	14,360,330	16,161,906
Total temporarily impaired securities, Unrealized Losses	(179,303)	(502,135)
Corporate Debt Securities
Schedule of Available-for-sale Securities [Line Items]
Total temporarily impaired securities, Less than 12 Months, Fair Value	2,018,260
Total temporarily impaired securities, Less than 12 Months, Unrealized Losses	(3,101)
Total temporarily impaired securities, 12 Months or Longer, Fair Value	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Total temporarily impaired securities, Total Fair Value	2,018,260
Total temporarily impaired securities, Unrealized Losses	(3,101)
Total Fixed Income Securities
Schedule of Available-for-sale Securities [Line Items]
Total temporarily impaired securities, Less than 12 Months, Fair Value	23,069,280	30,046,714
Total temporarily impaired securities, Less than 12 Months, Unrealized Losses	(169,385)	(800,668)
Total temporarily impaired securities, 12 Months or Longer, Fair Value	1,666,125	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(63,366)	0
Total temporarily impaired securities, Total Fair Value	24,735,405	30,046,714
Total temporarily impaired securities, Unrealized Losses	(232,751)	(800,668)
Equity Securities
Schedule of Available-for-sale Securities [Line Items]
Total temporarily impaired securities, Less than 12 Months, Fair Value	1,229,320	380,400
Total temporarily impaired securities, Less than 12 Months, Unrealized Losses	(33,463)	(48,983)
Total temporarily impaired securities, 12 Months or Longer, Fair Value	0	0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0	0
Total temporarily impaired securities, Total Fair Value	1,229,320	380,400
Total temporarily impaired securities, Unrealized Losses	$ (33,463)	$ (48,983)

X

- Definition

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.

+ References

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-Publisher FASB
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