Geographic Information and Major Customer and Product Data - Revenues Within Geographical Areas (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Revenue	$ 76,751	$ 65,649	$ 197,492	$ 181,630
North America
Segment Reporting Information [Line Items]
Revenue	57,140	47,411	140,829	125,243
EMEA
Segment Reporting Information [Line Items]
Revenue	17,827	16,719	51,159	50,672
Rest of World
Segment Reporting Information [Line Items]
Revenue	$ 1,784	$ 1,519	$ 5,504	$ 5,715