Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies (Details Textual)

v3.4.0.3
Significant Accounting Policies (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Provision for loan losses $ 4,645,188 $ 0  
Reserve for financing notes and related accrued interest receivable $ 4,100,000   $ 13,784,137
Federal statutory income tax rate 35.00% 35.00%  
Federal minimum alternative minimum tax rate 2000.00%    
Increase(decrease) in debt issuance costs, net $ 3,957,987   4,187,271
Intangibles and Deferred Costs, Net of Accumulated Amortization [Member] | ASU No. 2015-15 [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Increase(decrease) in debt issuance costs, net     510,000
Long-term Debt [Member] | ASU No. 2015-15 [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Increase(decrease) in debt issuance costs, net     $ 510,000