Property and equipment (Tables)

12 Months Ended

Dec. 31, 2019

Property and equipment

Schedule of property and equipment, net

	December 31,
	2019		2018
	(in thousands)
Assets under finance lease	$	3,733	$	3,327
Leasehold improvements		4,392		4,340
Manufacturing, packaging and lab equipment		7,088		6,821
Office furniture and equipment		1,888		2,164
Assets under construction		731		188
		17,832		16,840
Accumulated depreciation and amortization (including $1,153 and $633 at December 31, 2019 and 2018 respectively, applicable to finance leases)		(10,487)		(8,926)
	$	7,345	$	7,914