FAIR VALUES OF ASSETS AND LIABILITIES (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Assets and liabilities measured at fair value on a recurring basis
Derivative warrant liability	$ 0	$ 14,584,818	$ 35,473,230	$ 10,647,190
Recurring basis
Assets and liabilities measured at fair value on a recurring basis
Derivative warrant liability		14,584,818
Assets measured at fair value	0
Liabilities measured at fair value	0
Recurring basis | Level 2
Assets and liabilities measured at fair value on a recurring basis
Derivative warrant liability		$ 14,584,818