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, 2021	Dec. 31, 2020	Dec. 31, 2019
Options, Outstanding [Roll Forward]
Outstanding at beginning of year, options	15.9	17.0	18.6
Granted, options	2.8	2.9	4.3
Exercised, options	(2.4)	(3.5)	(3.5)
Cancelled/forfeited, options	(0.7)	(0.5)	(0.9)
Adjustment due to Envista Split-Off			(1.5)
Outstanding at end of year, options	15.6	15.9	17.0
Weighted Average Exercise Price, Outstanding [Roll Forward]
Outstanding as of beginning of year, weighted average exercise price	$ 100.65	$ 82.95	$ 70.86
Granted, weighted average exercise price	240.75	160.71	117.32
Exercised, weighted average exercise price	79.16	62.54	53.02
Cancelled/forfeited, weighted average exercise price	144.60	113.94	98.98
Adjustment due to Envista Split-Off, weighted average exercise price			91.65
Outstanding as of end of year, weighted average exercise price	$ 127.13	$ 100.65	$ 82.95
Vested and expected to vest at end of year, options	15.1
Vested at end of year, options	7.0
Vested and expected to vest at end of year, weighted average exercise price	$ 125.23
Vested at end of year, weighted average exercise price	$ 85.81
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)	5 years
Outstanding at end of year, aggregate intrinsic value	$ 3,141
Vested and expected to vest at end of year, aggregate intrinsic value	3,077
Vested at end of year, aggregate intrinsic value	$ 1,691