Stock Transactions And Stock-Based Compensation (Option Activity Under The Company's Stock Plans) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Options, Outstanding [Roll Forward]
Outstanding at beginning of year, options	18.8	18.9	24.9
Granted, options	4.1	4.4	5.7
Exercised, options	(3.4)	(3.3)	(5.3)
Cancelled/forfeited, options	(0.9)	(1.2)	(1.2)
Adjustment due to Fortive Separation, options			(5.2)
Outstanding at end of year, options	18.6	18.8	18.9
Weighted Average Exercise Price, Outstanding [Roll Forward]
Outstanding as of beginning of year, weighted average exercise price	$ 59.84	$ 50.07	$ 43.75
Granted, weighted average exercise price	99.51	86.14	67.52
Exercised, weighted average exercise price	41.88	35.26	33.45
Cancelled/forfeited, weighted average exercise price	80.14	70.40	73.21
Adjustment due to Fortive Separation, weighted average exercise price			50.44
Outstanding as of end of year, weighted average exercise price	$ 70.86	$ 59.84	$ 50.07
Vested and expected to vest at end of year, options	18.0
Vested at end of year, options	7.7
Vested and expected to vest at end of year, weighted average exercise price	$ 70.24
Vested at end of year, weighted average exercise price	$ 53.19
Outstanding at end of year, weighted average remaining contractual term (in years)	7 years
Vested and expected to vest at end of year, weighted average remaining contractual term (in years)	7 years
Vested at end of year, weighted average remaining contractual term (in years)	5 years
Outstanding at end of year, aggregate intrinsic value	$ 600.8
Vested and expected to vest at end of year, aggregate intrinsic value	592.8
Vested at end of year, aggregate intrinsic value	$ 383.3