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Segment Information (Details 3) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Major customer disclosure
Revenue	$ 121,132	$ 84,859	$ 220,182	$ 155,241
USA
Major customer disclosure
Revenue	67,285	45,541	122,969	91,692
Singapore
Major customer disclosure
Revenue	25,719	14,330	39,764	20,668
Asia-Other
Major customer disclosure
Revenue	9,732	8,710	27,524	12,284
Taiwan
Major customer disclosure
Revenue	10,499	9,018	15,459	17,861
Japan
Major customer disclosure
Revenue	3,891	3,826	7,426	8,414
South Korea
Major customer disclosure
Revenue	2,572	2,209	4,037	2,597
Europe
Major customer disclosure
Revenue	1,320	1,187	2,884	1,633
Canada
Major customer disclosure
Revenue	$ 114	$ 38	$ 119	$ 92

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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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