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Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 28, 2024
Dec. 30, 2023
Finite-Lived Intangible Assets [Line Items]    
Gross $ 216,007 $ 215,823
Accumulated Amortization 204,990 202,885
Net 11,017 12,938
Existing developed technologies    
Finite-Lived Intangible Assets [Line Items]    
Gross 159,724 159,593
Accumulated Amortization 149,923 148,445
Net 9,801 11,148
Trade name    
Finite-Lived Intangible Assets [Line Items]    
Gross 7,823 7,808
Accumulated Amortization 7,776 7,728
Net 47 80
Customer relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross 48,060 48,022
Accumulated Amortization 47,291 46,712
Net 769 1,310
In-process research and development    
Finite-Lived Intangible Assets [Line Items]    
Gross 400 400
Accumulated Amortization 0 0
Net $ 400 $ 400