Stock-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2017

Share-based Compensation [Abstract]

Schedule Of Weighted-Average Assumptions For Grants Made

The weighted-average assumptions for grants made during the years ended December 31, 2017, 2016 and 2015 are as follows:

	2017		2016		2015
Dividend yield	2.27	%	4.08	%	2.95	%
Volatility	23.32	%	23.41	%	24.97	%
Risk-free interest rate	1.94	%	1.59	%	1.32	%
Expected lives in years	4.2		4.2		4.2

Schedule Of Company's Stock Option Plans

Activity in the Company’s stock option plans for the year ended December 31, 2017 was as follows:

Option Activity	Number of Shares (in 000’s)		Weighted Average Exercise Price		Weighted Average Remaining Life (Years)
Options outstanding as of January 1, 2017	2,724		$	51.41
Granted	563		73.90
Exercised	(663	)	50.82
Canceled	(74	)	54.02
Options outstanding as of December 31, 2017	2,550		$	56.45	7.17
Options exercisable as of December 31, 2017	861		$	54.51	5.34

Schedule Of Changes Of Restricted Stock

Changes in the Company’s restricted stock and restricted share units for the year ended December 31, 2017 were as follows:

Restricted Stock and Restricted Share Unit Activity	Restricted Stock and Restricted Share Units (in 000’s)		Weighted Average Grant-Date Fair Value
Restricted Stock and Restricted Share Units as of January 1, 2017	679		$	52.44
Restricted Share Units granted	165		74.33
Restricted Share Units vested	(152	)	74.97
Restricted Share Units forfeited	(18	)	75.42
Performance-based Restricted Share Units granted	70		80.00
Performance-based Restricted Share Units vested	(68	)	61.16
Performance-based Restricted Share Units forfeited	(6	)	53.28
Restricted Stock and Restricted Share Units as of December 31, 2017	670		$	59.69