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Inventories (Tables) | 9 Months Ended
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Sep. 30, 2019
Inventory Disclosure [Abstract] |
Inventories | Inventories at September 30, 2019 and December 31, 2018, consisted of the following (in thousands):
|  | September 30, 2019 |  |  | December 31, 2018 |
Work-in-process |  | $ | 5,453 |  |  | $ | 3,075 |
Finished goods |  |  | 15,453 |  |  |  | 10,464 |
Total inventories |  | $ | 20,906 |  |  | $ | 13,539 |

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