Certain Balance Sheet Components Summary of the Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]
Beginning balance	$ 1,107	$ 2,102	$ 1,312	$ 3,064
Provision for (release of) doubtful accounts, net	2,164	(21)	2,122	318
Accounts written-off	(440)	(278)	(582)	(1,489)
Effect of change in exchange rates	(33)	43	(54)	(47)
Ending balance	$ 2,798	$ 1,846	$ 2,798	$ 1,846