Leases

9 Months Ended

Sep. 30, 2021

Leases [Abstract]

Leases

Leases 

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 September 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 September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Operating lease cost	$	792	$	757	$	2,348	$	2,273
Variable and short-term lease cost	774		574		2,074		1,472
Total lease cost	$	1,566	$	1,331	$	4,422	$	3,745

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

	Nine Months Ended September 30,
	2021			2020
Supplemental cash flow information
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	2,493		$	2,359
Weighted average remaining lease term
Operating leases	5.7 years			6.7 years
Weighted average discount rate
Operating leases	6.3		%	6.5		%

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

	Operating Leases
2021 (remaining three months)	$	901
2022	3,465
2023	3,445
2024	3,345
2025	3,422
Thereafter	5,406
Total future minimum lease payments	19,984
Less imputed interest	(3,319)
Total	$	16,665

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

Operating Leases:	September 30, 2021		December 31, 2020
Accrued and other current liabilities	$	2,515	$	2,128
Operating lease liabilities, noncurrent	14,150		14,522
Total	$	16,665	$	16,650