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Restructuring Charges - Narrative (Details)
$ in Millions
Sep. 25, 2021
USD ($)
Minimum  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost $ 8.0
Minimum | Probe Cards  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 5.0
Minimum | Systems  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 3.0
Minimum | Employee Severance and Benefits  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 1.0
Minimum | Contract Termination Costs  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 3.5
Minimum | Inventory Impairments  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 1.0
Minimum | Other Costs  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 2.0
Maximum  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 10.5
Maximum | Probe Cards  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 6.0
Maximum | Systems  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 4.5
Maximum | Employee Severance and Benefits  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 2.0
Maximum | Contract Termination Costs  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 4.5
Maximum | Inventory Impairments  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost 1.5
Maximum | Other Costs  
Restructuring Cost and Reserve [Line Items]  
Restructuring expected cost $ 2.5