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Inventories, net (Tables)
12 Months Ended
Dec. 31, 2022
Inventories, net  
Schedule of components of inventories

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December 31,

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December 31,

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2022

    

2021

    

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(in thousands)

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Raw materials

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$

187,313

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$

133,784

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Work in process

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35,069

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43,164

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Finished goods (completed systems)

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20,024

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18,036

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Inventories, net

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$

242,406

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$

194,984

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