Accounts payable and accrued liabilities (Tables)

6 Months Ended

Jun. 30, 2015

Payables and Accruals [Abstract]

Schedule of accounts payable and accrued liabilities

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

	June 30 2015		December 31 2014
Accounts payable	$	1,813	$	1,655
Accrued expenses	3,568		2,327
Accrued compensation and benefits	1,702		1,414
Current portion of deferred rent	13		—
	$	7,096	$	5,396