Segment Information (Segment Results) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jun. 28, 2013 Business_Segments	Jun. 29, 2012
Segment Reporting Information [Line Items]
Number of segments reported (Business Segments)			5
Sales	$ 4,737.5	$ 4,553.5	$ 9,182.2	$ 8,869.7
Operating Profit	843.6	811.3	1,574.5	1,546.2
Test & Measurement
Segment Reporting Information [Line Items]
Sales	855.0	856.4	1,710.4	1,702.8
Operating Profit	178.4	184.2	365.7	375.8
Environmental
Segment Reporting Information [Line Items]
Sales	826.8	763.9	1,552.1	1,458.5
Operating Profit	178.9	165.1	314.0	294.2
Life Sciences & Diagnostics
Segment Reporting Information [Line Items]
Sales	1,674.3	1,583.4	3,241.7	3,129.3
Operating Profit	240.7	207.9	440.0	413.8
Dental
Segment Reporting Information [Line Items]
Sales	514.7	498.8	994.5	963.5
Operating Profit	78.8	71.6	141.7	130.5
Industrial Technologies
Segment Reporting Information [Line Items]
Sales	866.7	851.0	1,683.5	1,615.6
Operating Profit	204.1	190.3	375.0	348.1
Equity Method Earnings Of Apex joint venture
Segment Reporting Information [Line Items]
Operating Profit	0	18.0	0	32.4
Other
Segment Reporting Information [Line Items]
Operating Profit	$ (37.3)	$ (25.8)	$ (61.9)	$ (48.6)