Segment Information (Segment Results) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 27, 2013 Business_Segments	Sep. 28, 2012
Segment Reporting Information [Line Items]
Number of segments reported (Business Segments)			5
Sales	$ 4,669.1	$ 4,415.5	$ 13,851.3	$ 13,285.2
Operating Profit	812.4	755.8	2,386.9	2,302.0
Test & Measurement
Segment Reporting Information [Line Items]
Sales	808.6	814.5	2,519.0	2,517.3
Operating Profit	155.0	163.6	520.7	539.4
Environmental
Segment Reporting Information [Line Items]
Sales	828.7	754.4	2,380.8	2,212.9
Operating Profit	171.6	162.4	485.6	456.6
Life Sciences & Diagnostics
Segment Reporting Information [Line Items]
Sales	1,675.1	1,518.1	4,916.8	4,647.4
Operating Profit	246.8	185.6	686.8	599.4
Dental
Segment Reporting Information [Line Items]
Sales	510.2	488.9	1,504.7	1,452.4
Operating Profit	82.2	76.0	223.9	206.5
Industrial Technologies
Segment Reporting Information [Line Items]
Sales	846.5	839.6	2,530.0	2,455.2
Operating Profit	191.7	183.5	566.7	531.6
Equity method earnings of Apex joint venture
Segment Reporting Information [Line Items]
Operating Profit	0	18.5	0	50.9
Other
Segment Reporting Information [Line Items]
Operating Profit	$ (34.9)	$ (33.8)	$ (96.8)	$ (82.4)