Other Financial Information (Tables)

12 Months Ended

Dec. 31, 2019

Other Financial Information

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following at December 31 (in thousands):

	2019		2018
Laboratory supplies	$	4,376	$	11,974
Other prepaid expenses and other current assets		3,601		4,321
Prepaid expenses and other current assets	$	7,977	$	16,295

Property and Equipment, Net

Property and equipment is comprised of the following at December 31 (in thousands):

	2019		2018
Machinery and equipment	$	9,946	$	35,723
Leasehold improvements		9,088		22,276
Computer hardware		4,987		4,763
Construction in progress		448		1,347
		24,469		64,109
Less ― accumulated depreciation		(13,024)		(35,683)
Property and equipment, net	$	11,445	$	28,426

Accrued Expenses

Accrued expenses consist of the following at December 31 (in thousands):

	2019		2018
Employee benefits and compensation	$	7,504	$	9,632
Research and development accruals		6,175		8,476
Other accrued expenses		1,188		1,442
Accrued expenses	$	14,867	$	19,550