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Investments in Securities and Fair Value Schedule of Gross Realized Gains (Losses) on Securities (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]      
Gross realized gains $ 1,578,053 $ 1,028,133 $ 369,673
Gross realized losses (1,610,275) (524,396) (180,169)
Net realized (loss) gain (32,222) 503,737 189,504
Impairments of other assets and investments (233,069) (10,062) (34,070)
Net gain on other assets and investments 149,128 45,288 48,946
Net loss on other assets and investments 0 (270,669) (8,580)
Realized Investment Gains (Losses) (83,941) (235,443) 6,296
Gain (Loss) on Investments (116,163) 268,294 195,800
Corporate debt securities      
Schedule of Available-for-sale Securities [Line Items]      
Gross realized gains 5,417 6,670 0
Common stocks      
Schedule of Available-for-sale Securities [Line Items]      
Gross realized gains 1,572,636 1,021,463 369,673
Gross realized losses (846,500) (509,854) (180,169)
General obligations of U.S. states, territories and political subdivisions      
Schedule of Available-for-sale Securities [Line Items]      
Gross realized losses (12,319) 0 0
Issuer obligations U.S. states and political subdivisions debt securities special revenues      
Schedule of Available-for-sale Securities [Line Items]      
Gross realized losses (397) 0 0
Other Than Temporary Impairment Of Securities      
Schedule of Available-for-sale Securities [Line Items]      
Gross realized losses $ (751,059) $ (14,542) $ 0