Commitments And Contingencies (Narrative) (Details) $ in Thousands	Oct. 03, 2020 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Contingently liable for standby letters of credit issued	$ 41,239
Long-term Purchase Commitment
Purchase Obligation	559,953
Property, Plant and Equipment
Long-term Purchase Commitment
Purchase Obligation	$ 31,187