Investments in Securities and Fair Value Schedule of Gross Realized Gains (Losses) on Securities (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	$ 369,673	$ 714,168	$ 593,855
Gross realized losses	(180,169)	(185,411)	(528,104)
Net realized gain	189,504	528,757	65,751
Impairments of other assets and investments	(34,070)	(6,504)	(44,404)
Gain on other assets and investments	48,946	543,986	30,238
Loss on other assets and investments	(8,580)	0	(23,026)
Realized Investment Gains (Losses)	6,296	537,482	(37,192)
Gain (Loss) on Investments	195,800	1,066,239	28,559
General obligations of U.S. States, territories and political subdivisions
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	0	250	386
Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	0	52,396	20,459
Common stocks and nonredeemable preferred stocks
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	369,673	450,461	529,811
Gross realized losses	(180,169)	(91,975)	(247,117)
Auction rate securities
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	0	211,061	43,199
Other Than Temporary Impairment Of Securities
Schedule of Available-for-sale Securities [Line Items]
Gross realized losses	$ 0	$ (93,436)	$ (280,987)