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Inventory
9 Months Ended
Sep. 30, 2022
Inventory Disclosure [Abstract]  
Inventory Inventory
Inventory consists of the following:
(in thousands)SEPTEMBER 30, 2022DECEMBER 31, 2021
Raw materials$4,450 $5,368 
Work-in-process35,328 30,989 
Finished goods6,984 4,053 
Total inventory$46,762 $40,410 
For the three and nine months ended September 30, 2022, $4.1 million and $9.0 million, respectively, of production costs associated with underutilized capacity at the Company’s Athlone plant were recorded to costs of goods sold. For the three and nine months ended September 30, 2021, $5.4 million and $13.7 million, respectively, of production costs associated with underutilized capacity at the Company’s Athlone plant were recorded to costs of goods sold. The underutilization results from the Athlone plant having not yet reached full capacity as it commenced operations in early 2020.