FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2016

Fair Value Disclosures [Abstract]

Summary of valuation of the Company's investments and financial instruments that are measured at fair value on a recurring basis

The following table summarizes the valuation of the Company’s investments and financial instruments that are measured at fair value on a recurring basis:

	June 30, 2016								December 31, 2015
			Fair value measurement category								Fair value measurement category
(In thousands)	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
Liabilities:
Warrant liabilities	$	455	$	—	$	455	$	—	$	757	$	—	$	757	$	—

Summary of change in estimated fair value of warrant liabilities

The following table summarizes the change in the estimated fair value of the Company’s warrant liabilities: 

Warrant Liabilities (In thousands)
Balance at December 31, 2015	$	757
Decrease in fair value	(302		)
Balance at June 30, 2016	$	455