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Inventory (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Jan. 01, 2021
Inventory [Line Items]    
Raw materials $ 8,867 $ 7,773
Work in process 27,717 20,610
Finished goods 12,927 7,291
Total 49,511 35,674
Current portion included in inventory    
Inventory [Line Items]    
Total 27,493 20,973
Long-term portion included in other long-term assets    
Inventory [Line Items]    
Total $ 22,018 $ 14,701