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Inventory (Tables)
6 Months Ended
Jun. 30, 2020
Inventory  
Summary of inventory

Inventory consists of the following (in thousands):

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June 30, 

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December 31, 

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2020

    

2019

Raw materials

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$

5,446

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$

4,717

Work in process

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2,783

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2,573

Finished goods

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5,560

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3,173

Total

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$

13,789

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$

10,463