Geographic Information and Major Customer Data (Details Textual) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) segment	Jun. 30, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments \| segment			1
Revenue	$ 88,418	$ 66,565	$ 163,203	$ 120,741
France
Segment Reporting Information [Line Items]
Revenue	$ 11,248	$ 8,158	$ 18,940	$ 13,678

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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+ Details