Leases

6 Months Ended

Jun. 30, 2021

The Company has operating leases for offices, research and development facilities and manufacturing facilities. Leases have remaining terms of one year to seven years, some of which include options to extend the leases and some of which may include options to terminate the leases within one year. As of June 30, 2021 and December 31, 2020, an asset recorded in property, plant and equipment under a finance lease was immaterial.

The components of lease expense were as follows (in thousands):


	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020

Operating lease cost	$	782	$	757	$	1,556	$	1,516
Variable and short-term lease cost	671		495		1,300		898
Total lease cost	$	1,453	$	1,252	$	2,856	$	2,414

Other information related to leases was as follows (in thousands, except lease term and discount rate):


	Six Months Ended June 30,
	2021			2020
Supplemental cash flow information
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	1,680		$	1,546
Weighted average remaining lease term
Operating leases	5.9 years			7.0 years
Weighted average discount rate
Operating leases	6.3		%	6.5		%

Future minimum lease payments under non-cancelable leases as of June 30, 2021 were as follows (in thousands):


	Operating Leases
2021 (remaining six months)	$	1,713
2022	3,469
2023	3,448
2024	3,345
2025	3,422
Thereafter	5,407
Total future minimum lease payments	20,804
Less imputed interest	(3,588)
Total	$	17,216

As of June 30, 2021 and December 31, 2020, the future minimum lease payments are captured in the Company's Consolidated Balance Sheets as follows:


Operating Leases:	June 30, 2021		December 31, 2020
Accrued and other current liabilities	$	2,429	$	2,128
Operating lease liabilities, noncurrent	14,787		14,522
Total	$	17,216	$	16,650