Summary of Significant Accounting Policies (Details 1) - USD ($)		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash balances by geographic area
Total cash and cash equivalents		$ 1,481,498	$ 18,790,370	$ 7,835,791
Total cash and cash equivalents, percentage		100.00%	100.00%
United States [Member]
Cash balances by geographic area
Total cash and cash equivalents		$ 557	$ 13,142
Total cash and cash equivalents, percentage	[1]
China [Member]
Cash balances by geographic area
Total cash and cash equivalents		$ 1,480,941	$ 18,777,228
Total cash and cash equivalents, percentage		99.96%	99.93%

[1] Less than 10%.