RESTRUCTURING - Narrative (Details)			3 Months Ended	9 Months Ended
	Sep. 19, 2016 shares	Oct. 07, 2015 shares	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jul. 31, 2016 employee	Jun. 30, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Target number of employees remaining | employee					20
Payments for restructuring			$ 895,000
shares issued during period | shares	275,000	300,000
Remaining restructuring costs			2,400	$ 2,400
Restructuring reserve, current			1,872,000	1,872,000		$ 2,963,000
Severance costs				$ 16,000
Biopolymer Production Agreements
Restructuring Cost and Reserve [Line Items]
Payments for restructuring			$ 783,000