DERIVATIVE INSTRUMENTS (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016	Dec. 31, 2015
Derivative instruments
Derivatives gain (loss)	$ (3,059,000)	$ (336,000)	$ (2,264,000)	$ (788,000)
Derivative instruments, fair value	41,000		41,000			$ 1,314,000
Warrants
Derivative instruments
Derivative instruments, fair value	41,000	2,695,000	41,000	2,695,000	$ 519,000	$ 1,314,000	$ 2,359,000	$ 1,907,000
Warrants | Other Income (Expense)
Derivative instruments
Derivatives gain (loss)	$ (3,100,000)	$ (336,000)	$ (2,300,000)	$ (788,000)