Goodwill (Goodwill By Segment) (Details) - USD ($) $ in Millions	Apr. 01, 2016	Dec. 31, 2015
Goodwill [Line Items]
Total goodwill	$ 25,485.4	$ 25,070.3
Operating segments | Test & Measurement
Goodwill [Line Items]
Total goodwill	1,950.0	1,943.7
Operating segments | Environmental
Goodwill [Line Items]
Total goodwill	1,975.5	1,909.1
Operating segments | Life Sciences & Diagnostics
Goodwill [Line Items]
Total goodwill	15,983.2	15,730.4
Operating segments | Dental
Goodwill [Line Items]
Total goodwill	3,304.7	3,236.1
Operating segments | Industrial Technologies
Goodwill [Line Items]
Total goodwill	$ 2,272.0	$ 2,251.0