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Summary of Significant Accounting Policies (Narrative) (Details) - USD ($)
shares in Thousands, $ in Thousands
12 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Mar. 25, 2023
Inventory Disclosure [Abstract]      
Inventory write-down $ 4,200    
Inventory reserve releases   $ (1,000)  
Property, Plant and Equipment, Net [Abstract]      
Gain on sale of assets 0 0  
Depreciation and amortization expense on property, plant and equipment 31,100 28,100 $ 27,100
Intangible Assets, Net (Including Goodwill) [Abstract]      
Impairment of goodwill 0 0 0
Intangibles impairment 0 0 85,760
Marketing and Advertising Expense [Abstract]      
Advertising costs $ 300 $ 300 $ 500
Government Assistance [Abstract]      
Government Assistance, Income, Increase (Decrease), Statement of Income or Comprehensive Income [Extensible Enumeration] Research and development Research and development Research and development
Earnings Per Share [Abstract]      
Weighted outstanding options excluded from diluted calculation (in shares) 225 325 268
Research and Development Expenditure Credit (“RDEC”)      
Government Assistance [Abstract]      
Government assistance, amount $ 43,000 $ 40,900 $ 26,200
Government assistance, amount, cumulative $ 0 $ 27,900  
Foxconn | Accounts Receivable | Customer Concentration Risk      
Concentration Of Credit Risk [Abstract]      
Concentration risk, percentage 41.00% 43.00%  
Luxsan | Accounts Receivable | Customer Concentration Risk      
Concentration Of Credit Risk [Abstract]      
Concentration risk, percentage 21.00%    
Luxshare Precision | Accounts Receivable | Customer Concentration Risk      
Concentration Of Credit Risk [Abstract]      
Concentration risk, percentage   11.00%  
Pegatron | Accounts Receivable | Customer Concentration Risk      
Concentration Of Credit Risk [Abstract]      
Concentration risk, percentage   10.00%  
Ten Largest Customers | Sales Revenue, Net | Customer Concentration Risk      
Concentration Of Credit Risk [Abstract]      
Concentration risk, percentage 96.00% 95.00% 92.00%
Apple, Inc. | Sales Revenue, Net | Customer Concentration Risk      
Concentration Of Credit Risk [Abstract]      
Concentration risk, percentage 89.00% 87.00% 83.00%
Capitalized Software      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 3 years    
Capitalized Enterprise Resource Planning Software      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 10 years    
Minimum      
Intangible Assets, Net (Including Goodwill) [Abstract]      
Intangible assets, useful life 1 year    
Acquired intangible assets, useful life 1 year    
Contract Balance Payment Terms [Abstract]      
Contract balance, payment term 30 days    
Share-based Compensation [Abstract]      
Share-based compensation, vesting period 1 year    
Minimum | Property, Plant and Equipment      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 3 years    
Minimum | Furniture, Fixtures, Machinery and Equipment      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 3 years    
Maximum      
Intangible Assets, Net (Including Goodwill) [Abstract]      
Intangible assets, useful life 5 years    
Acquired intangible assets, useful life 15 years    
Contract Balance Payment Terms [Abstract]      
Contract balance, payment term 60 days    
Share-based Compensation [Abstract]      
Share-based compensation, vesting period 4 years    
Maximum | Property, Plant and Equipment      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 39 years    
Maximum | Furniture, Fixtures, Machinery and Equipment      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 10 years    
Maximum | Buildings      
Property, Plant and Equipment, Net [Abstract]      
Estimated useful life 39 years