Contingencies (Details) € in Thousands, $ in Thousands	9 Months Ended		12 Months Ended
	Oct. 01, 2016 USD ($)	Oct. 01, 2016 EUR (€)	Dec. 31, 2012 USD ($)
Site Contingency [Line Items]
Litigation Settlement, Amount			$ 110,000
Environmental Costs Recovered	$ 37,000
Huntsville Site [Member]
Site Contingency [Line Items]
Environmental Remediation Expense To Date	5,000
Additional Expected Project Expenditures Low Estimate	3,000
Additional Expected Project Expenditures High Estimate	4,000
Huntsville Site [Member] | Investigation Report [Member]
Site Contingency [Line Items]
Additional Expected Project Expenditures Low Estimate	300
Additional Expected Project Expenditures High Estimate	750
Norco Site [Member] | Remediation, Project Management, Regulatory Oversight, and Investigative and Feasability Studies [Member]
Site Contingency [Line Items]
Environmental Remediation Expense To Date	53,000
Additional Expected Project Expenditures Low Estimate	22,300
Additional Expected Project Expenditures High Estimate	$ 33,000
Tekelec Matter [Member]
Site Contingency [Line Items]
Loss Contingency, Range of Possible Loss, Maximum | €		€ 11,333
Loss Contingency Damages Sought Value | €		3,742
Loss Contingency, Expenses Sought, Value | €		€ 312