Revenue (Tables)

9 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following table presents total revenues by geographic area based on the location products were shipped to and services provided (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
United States	$	4,037	$	2,288	$	8,463	$	6,349
Americas, excluding United States	147		85		675		194
Europe, Middle East and Africa	1,614		1,366		7,684		2,634
Asia and Pacific	1,957		2,208		4,904		3,351
Total	$	7,755	$	5,947	$	21,726	$	12,528