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Inventories (Tables) | 6 Months Ended
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Jun. 30, 2020
Inventory Disclosure [Abstract] |
Summary of Inventories | Inventories were as follows (in thousands):
|  | June 30, 2020 |  |  | December 31, 2019 |
Raw materials |  | $ | 40,745 |  |  | $ | 35,901 |
Work-in-process |  |  | 8,139 |  |  |  | 5,184 |
Finished goods |  |  | 6,746 |  |  |  | 8,102 |
Net balance |  | $ | 55,630 |  |  | $ | 49,187 |

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