Stock Transactions And Stock-Based Compensation (Option Activity Under The Company's Stock Plans) (Details) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2017 USD ($) $ / shares shares	Dec. 31, 2016 $ / shares shares	Dec. 31, 2015 $ / shares shares	Jul. 02, 2016
Options, Outstanding [Roll Forward]
Outstanding at beginning of year, options | shares	18.9	24.9	30.0
Granted, options | shares	4.4	5.7	4.1
Exercised, options | shares	(3.3)	(5.3)	(7.8)
Cancelled/forfeited, options | shares	(1.2)	(1.2)	(1.4)
Adjustment due to Fortive Separation, options | shares		(5.2)
Outstanding at end of year, options | shares	18.8	18.9	24.9
Weighted Average Exercise Price, Outstanding [Roll Forward]
Outstanding as of beginning of year, weighted average exercise price | $ / shares	$ 50.07	$ 43.75	$ 37.01
Granted, weighted average exercise price | $ / shares	86.14	67.52	66.64
Exercised, weighted average exercise price | $ / shares	35.26	33.45	28.40
Cancelled/forfeited, weighted average exercise price | $ / shares	70.40	73.21	51.55
Adjustment due to Fortive Separation, weighted average exercise price | $ / shares		50.44
Outstanding as of end of year, weighted average exercise price | $ / shares	$ 59.84	$ 50.07	$ 43.75
Vested and expected to vest at end of year, options | shares	18.2
Vested at end of year, options | shares	8.1
Vested and expected to vest at end of year, weighted average exercise price | $ / shares	$ 59.28
Vested at end of year, weighted average exercise price | $ / shares	$ 43.65
Outstanding at end of year, weighted average remaining contractual term (in years)	6 years
Vested and expected to vest at end of year, weighted average remaining contractual term (in years)	6 years
Vested at end of year, weighted average remaining contractual term (in years)	4 years
Outstanding at end of year, aggregate intrinsic value | $	$ 620.2
Vested and expected to vest at end of year, aggregate intrinsic value | $	611.1
Vested at end of year, aggregate intrinsic value | $	$ 401.3
Separation conversion factor				1.32