Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2016

Payables And Accruals [Abstract]

Accrued Liabilities

Accrued liabilities at December 31, 2016 and 2015 were as follows (in thousands):

	December 31,
	2016		2015
Accrued R&D agreements and study expenses	$	1,401	$	7,898
Accrued transaction-related expenses		248		—
Other accrued liabilities		325		254
Total accrued liabilities	$	1,974	$	8,152