Segment Information (Segment Results) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 27, 2014 Business_Segments	Jun. 28, 2013
Segment Reporting Information [Line Items]
Number of segments reported			5
Sales:	$ 4,963.6	$ 4,737.5	$ 9,626.3	$ 9,182.2
Operating Profit:	889.3	843.6	1,678.2	1,574.5
Test & Measurement
Segment Reporting Information [Line Items]
Sales:	856.5	855.0	1,727.5	1,710.4
Operating Profit:	157.8	178.4	350.5	365.7
Environmental
Segment Reporting Information [Line Items]
Sales:	876.0	826.8	1,644.7	1,552.1
Operating Profit:	183.8	178.9	329.4	314.0
Life Sciences & Diagnostics
Segment Reporting Information [Line Items]
Sales:	1,790.0	1,674.3	3,449.6	3,241.7
Operating Profit:	282.7	240.7	502.4	440.0
Dental
Segment Reporting Information [Line Items]
Sales:	528.1	514.7	1,037.8	994.5
Operating Profit:	77.9	78.8	153.4	141.7
Industrial Technologies
Segment Reporting Information [Line Items]
Sales:	913.0	866.7	1,766.7	1,683.5
Operating Profit:	217.5	204.1	409.2	375.0
Other
Segment Reporting Information [Line Items]
Operating Profit:	$ (30.4)	$ (37.3)	$ (66.7)	$ (61.9)