Accrued Expenses and Other Current Liabilities

12 Months Ended

Dec. 31, 2017

Accrued Expenses and Other Current Liabilities [Abstract]

Accrued Expenses and Other Current Liabilities

7. 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