Leases (Tables)

3 Months Ended

Mar. 31, 2022

Lessee Disclosure [Abstract]

Schedule of Leases

Leases consisted of the following (in thousands):

Leases	Classification	March 31, 2022		December 31, 2021
Assets
Operating lease assets	Right of use asset	$	2,546	$	3,081
Total leased assets		$	2,546	$	3,081
Liabilities
Current - Operating	Operating lease liability- current	$	1,036	$	1,074
Noncurrent - Operating	Operating lease liability- noncurrent		1,709		2,220
Total leased liabilities		$	2,745	$	3,294

Lease Cost	Classification	For the Three Months Ended March 31, 2022			For the Three Months Ended March 31, 2021
Operating lease cost	SG&A and R&D Expenses	$	276		$	289
Short term lease cost (1)	SG&A and R&D Expenses		3			58
Sublease income (2)	SG&A and R&D Expenses		(87	)		(14	)
Net lease cost		$	192		$	333

(1)Short term lease cost consists of field trial lease agreements with a lease term of 12 months or less.

(2)Sublease income is recorded as a reduction to lease expense.

Lease Term and Discount Rate	March 31, 2022			December 31, 2021
Weighted-average remaining    lease term (years)		2.5			2.7
Weighted-average discount rate		6.4	%		6.0	%