Revenue Revenue, Remaining Performance Obligation (Details) $ in Millions	Mar. 30, 2018 USD ($)
Revenue, Remaining Performance Obligation [Line Items]
Remaining performance obligations	$ 658
Professional Instrumentation | Operating Segments
Revenue, Remaining Performance Obligation [Line Items]
Remaining performance obligations	115
Industrial Technologies | Operating Segments
Revenue, Remaining Performance Obligation [Line Items]
Remaining performance obligations	$ 543