Leases (Tables)

3 Months Ended

Mar. 31, 2019

Lessee Disclosure [Abstract]

Schedule of Leases

Leases consisted of the following (in thousands):

Leases	Classification	March 31, 2019
Assets
Operating lease assets	Right of use asset	$	2,193
Total leased assets		$	2,193
Liabilities
Current - Operating	Operating lease liability-current	$	574
Noncurrent - Operating	Operating lease liability-noncurrent		1,771
Total leased liabilities		$	2,345

Lease Cost	Classification	For the Three Months Ended March 31, 2019
Operating lease cost	SG&A and R&D Expenses	$	175
Short term lease cost(1)	R&D Expenses		48
Sublease income(2)	SG&A and R&D Expenses		(15	)
Net lease cost		$	208

(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 credit to lease expense.

Lease Term and Discount Rate	For the Three Months Ended March 31, 2019
Weighted-average remaining lease    term (years)		2.6
Weighted-average discount rate	7%