Revenues (Tables)

6 Months Ended

Jun. 30, 2021

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following tables present our revenues by sales type as presented in our condensed consolidated statements of operations disaggregated by the timing of transfer of goods or services (in thousands, unaudited):

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2021		2020		2021		2020
Product sales
Product transferred to customers at a point in time	$	56,674	$	39,209	$	107,544	$	92,764
Product transferred to customers over time	3,601		3,050		7,366		6,020
	$	60,275	$	42,259	$	114,910	$	98,784

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2021		2020		2021		2020
Service sales
Service transferred to customers at a point in time	$	9,602	$	6,649	$	19,599	$	17,644
Service transferred to customers over time	12,233		11,656		23,932		23,651
	$	21,835	$	18,305	$	43,531	$	41,295

The following table presents our revenues disaggregated by geography, based on the billing addresses of our customers (in thousands, unaudited):

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2021		2020		2021		2020
Total sales to external customers
Americas (1)	$	33,702	$	25,777	$	66,251	$	61,367
EMEA (1)	26,474		16,720		51,928		40,410
APAC (1)	21,934		18,067		40,262		38,302
	$	82,110	$	60,564	$	158,441	$	140,079

(1) Regions represent North America and South America (Americas); Europe, the Middle East, and Africa (EMEA); and the Asia-Pacific (APAC).