ACCRUED EXPENSES & WARRANT LIABILITY

6 Months Ended

Jun. 30, 2018

Payables and Accruals [Abstract]

ACCRUED EXPENSES & WARRANT LIABILITY

ACCRUED EXPENSES & WARRANT LIABILTY

Accrued Expenses

The components of accrued expenses are as below:

	June 30, 2018		December 31, 2017
	(in thousands)
Legal - Litigation / Licensing	$	1,060	$	—
Compensation	823		1,233
Other	13		70
	$	1,896	$	1,303

Warrant Liability

A summary of the Company's Level 3 derivative liabilities for the six months ended June 30, 2018 is as follows (in thousands):

Balance, December 31, 2017	$	1,096
Fair value change of derivative liabilities	2,399
Balance, June 30, 2018	$	3,495