Contingencies (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 03, 2021	Mar. 30, 2013	Jun. 27, 2020
Site Contingency [Line Items]
Litigation Settlement, Amount		$ 110,000
Environmental Costs Recovered	$ 42,000
Sales covered by the Iran Threat Reduction and Syria Human Rights Act of 2012			$ 4,770
Huntsville Site [Member]
Site Contingency [Line Items]
Environmental Remediation Expense To Date	7,200
Additional Expected Project Expenditures Low Estimate	3,200
Additional Expected Project Expenditures High Estimate	10,000
Norco Site [Member] | Remediation, Project Management, Regulatory Oversight, and Investigative and Feasability Studies [Member]
Site Contingency [Line Items]
Environmental Remediation Expense To Date	76,000
Additional Expected Project Expenditures Low Estimate	5,500
Additional Expected Project Expenditures High Estimate	17,000
Global ECS
Site Contingency [Line Items]
Foreign tax and other loss contingencies, net of taxes	$ 32,700