FAIR VALUE OF ASSETS AND LIABILITIES (Tables)

9 Months Ended

Sep. 30, 2017

FAIR VALUE OF ASSETS AND LIABILITIES

Summary of assets and liabilities measured at fair value on a recurring basis

	At September 30, 2017
(In thousands)	Level 1		Level 2		Level 3		Fair Value
Cash equivalents	$	16,524	$	—	$	—	$	16,524
Marketable securities		—		734		—		734
Derivative warrant liability	$	—	$	(41)	$	—	$	(41)

	At December 31, 2016
(In thousands)	Level 1		Level 2		Level 3		Fair Value
Cash equivalents	$	21,353	$	—	$	—	$	21,353
Marketable securities		—		11,577		—		11,577
Derivative warrant liability	$	—	$	(1,314)	$	—	$	(1,314)