Significant Accounting Policies (Details) - USD ($)	3 Months Ended				12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Jan. 01, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Provision for loan loss	$ 0	$ 0	$ 369,278	$ 4,645,188	$ 0	$ 5,014,466	$ 13,784,137
Subsequent Event [Member] | Retained Earnings [Member] | ASU 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Translation adjustment								$ 3,300,000