Commitments and Contingencies (Details Textual) - USD ($) |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Mar. 31, 2017 |
Mar. 31, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Commitments And Contingencies [Line Items] | |||||
| Committed to an additional construction loans | $ 3,109,446 | ||||
| Other commitment | $ 215,501 | $ 190,017 | $ 118,718 | ||
| JJV, LLC (the "Manager") | |||||
| Commitments And Contingencies [Line Items] | |||||
| Loan origination fees, percentage | 75.00% | 75.00% | |||
| Loan origination fees paid | $ 79,341 | $ 117,221 | $ 636,260 | $ 541,600 | |
| Loan servicing fee , Description | the loan servicing fee ranged from one-twelfth (1/12 th) of one-half percent (0.5%) to one percent (1.0%) of the Company’s loan portfolio | the loan servicing fee ranges from one-twelfth (1/12 th) of one-half percent (0.5%) to one percent (1.0%) of the Company's loan portfolio | |||
| Loan servicing fee, Percentage | 1.00% | 1.00% | 1.00% | 1.00% | |
| Loan servicing fees paid | $ 32,778 | $ 55,456 | $ 295,035 | $ 164,853 | |
| Loan inspection fees | 55,194 | $ 45,824 | |||
| Other commitment | $ 1,616,735 | ||||
| JJV, LLC (the "Manager") | Minimum | |||||
| Commitments And Contingencies [Line Items] | |||||
| Loan origination fees on original loan, percentage | 2.00% | 2.00% | |||
| JJV, LLC (the "Manager") | Maximum | |||||
| Commitments And Contingencies [Line Items] | |||||
| Loan origination fees on original loan, percentage | 5.00% | 5.00% | |||