Accounts payable and accrued liabilities (Tables)

6 Months Ended

Jun. 30, 2017

Payables and Accruals [Abstract]

Schedule of accounts payable and accrued liabilities

Accounts payable and accrued liabilities consisted of the following (in thousands):

	June 30,		December 31,
	2017		2016
Accounts payable	$	3,973	$	6,296
Accrued clinical, development and other expenses	5,602		5,743
Accrued compensation and benefits	2,143		2,923
Other current liabilities	19		40
	$	11,737	$	15,002