Contingencies (Details)	Jun. 29, 2018 USD ($)
Loss Contingencies [Line Items]
Patent cross-license	7 years
Mentor Patent Litigation
Loss Contingencies [Line Items]
Payments for legal settlements	$ 65,000,000.0
Minimum | Mentor Patent Litigation
Loss Contingencies [Line Items]
Potential one-time termination charge	0.0
Maximum | Mentor Patent Litigation
Loss Contingencies [Line Items]
Potential one-time termination charge	$ 25,000,000.0