Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2020

Commitments and Contingencies Disclosure [Abstract]

Schedule of Warranty Activity

Warranty activity during the three months ended March 31, 2020 and 2019 consisted of the following (in thousands):

	Three Months Ended March 31,
	2020		2019
Warranty accrual, beginning of period	$	3,840	$	2,980
Warranties issued	840		653
Changes in liability for existing warranties	(87)		(144)
Settlements	(420)		(862)
Warranty accrual, end of period	$	4,173	$	2,627

Schedule of Annual Minimum Operating Lease Payments

The future annual undiscounted cash flows in relation to the operating leases and a reconciliation of such undiscounted cash flows to the operating lease liabilities recognized in the condensed consolidated balance sheet as of March 31, 2020 are presented below (in thousands):

Remainder of 2020	$	934
2021	1,011
2022	734
2023	1,055
Total future lease payments	$	3,734
Less: Interest	748
Present value of lease liabilities	$	2,986