Annual report pursuant to Section 13 and 15(d)

Income Taxes - Income Tax Benefit (Details)

v3.6.0.2
Income Taxes - Income Tax Benefit (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Total income tax expense (benefit) differs from the amount computed by applying the federal statutory income tax rates net investment income and net realized and unrealized gains on investments                      
Application of statutory income tax rate                 $ 10,219,573 $ 3,630,325 $ 2,375,903
State income taxes, net of federal tax benefit                 26,215 (134,597) (47,731)
Income of Real Estate Investment Trust not subject to tax                 (10,663,371) (5,189,849) (2,607,207)
Other                 (46,837) (253,432) 53,472
Income tax benefit, net $ (102,884) $ 483,152 $ 410,438 $ (1,255,126) $ (370,102) $ (1,848,953) $ (48,863) $ 320,365 $ (464,420) $ (1,947,553) $ (225,563)