Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Accrued Expenses and Other Current Liabilities [Abstract]

Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities at December 31, 2017 and 2016 are summarized below (in thousands)

	2017		2016
Professional fees	$	209	$	193
Research and development costs		223		2,208
Litigation settlement		6,450		700
Wages, bonuses and employee benefits		396		487
Royalties		626		—
Other		125		242
Total	$	8,029	$	3,830