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Inventories
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Inventories

2.   Inventories. Inventories at September 30, 2019 and December 31, 2018, consisted of the following (in thousands):

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September 30, 2019

    

December 31, 2018

Finished goods

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$

126,699

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$

117,703

Work-in-process

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24,368

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14,380

Raw materials

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65,699

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65,453

Total Inventories

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$

216,766

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$

197,536

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