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Balance Sheet Components (Schedule of Intangibles, Net) (Details) - USD ($)
$ in Thousands
Oct. 02, 2022
Dec. 31, 2021
Intangible Assets [Line Items]    
Gross $ 70,144 $ 70,144
Accumulated Amortization (68,687) (68,288)
Net 1,457 1,856
Technology    
Intangible Assets [Line Items]    
Gross 59,799 59,799
Accumulated Amortization (58,585) (58,263)
Net 1,214 1,536
Other    
Intangible Assets [Line Items]    
Gross 10,345 10,345
Accumulated Amortization (10,102) (10,025)
Net $ 243 $ 320