Accounts payable and accrued liabilities (Tables)

9 Months Ended

Sep. 30, 2016

Payables and Accruals [Abstract]

Schedule of accounts payable and accrued liabilities

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

	September 30,		December 31,
	2016		2015
Accounts payable	$	3,211	$	2,104
Accrued expenses	7,462		5,311
Accrued compensation and benefits	2,950		2,352
Other current liabilities	38		31
	$	13,661	$	9,798