MAYO LICENSE AGREEMENT (Details) $ in Thousands, shares in Millions		1 Months Ended	3 Months Ended				9 Months Ended
	Aug. 02, 2016 shares	Jan. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Sep. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Feb. 28, 2015 USD ($) installment
Other Payments
Charges incurred as part of the research collaboration			$ 7,625		$ 9,863		$ 26,391	$ 24,549
Amendments
Number of shares of restricted stock granted as a consideration for the expanded license | shares	9.8
Licensing Agreements | MAYO
Warrants
Value of common stock required to be issued upon commercial launch of second and third products		$ 200
Amount agreed to be paid upon commercialization		200
Other Payments
Charges incurred as part of the research collaboration			800		500		2,600	1,600
Payments for research and development efforts			1,000		900		3,300	2,400
Estimated liability for research and development efforts			$ 500		$ 400		500	$ 400
Amendments
License fees payable in five annual installments									$ 5,000
License fee payments				$ 1,000		$ 1,000
Number of annual installments in which license fees are payable | installment									5
Licensing Agreements | MAYO | Sales Milestone Range One
Warrants
Amount agreed to be paid upon reaching the specified amount of net sales		200
Net sales of a licensed product		5,000
Licensing Agreements | MAYO | Sales Milestone Range Two
Warrants
Amount agreed to be paid upon reaching the specified amount of net sales		800
Net sales of a licensed product		20,000
Licensing Agreements | MAYO | Sales Milestone Range Three
Warrants
Amount agreed to be paid upon reaching the specified amount of net sales		2,000
Net sales of a licensed product		$ 50,000
Licensing Agreements | MAYO | Minimum
Warrants
Royalty payments							$ 25