Stock-Based Compensation Plans (Schedule Of Company's Stock Option Plans) (Details) shares in Thousands	12 Months Ended
	Dec. 31, 2021 $ / shares shares
Number of Shares (in 000’s)
Options outstanding Beginning Balance (in shares) | shares	2,876
Granted (in shares) | shares	155
Exercised (in shares) | shares	(935)
Canceled (in shares) | shares	(25)
Options outstanding Ending Balance (in shares) | shares	2,071
Options exercisable (in shares) | shares	1,161
Weighted Average Exercise Price
Options outstanding Beginning Balance (in dollars per share) | $ / shares	$ 68.88
Granted (in dollars per share) | $ / shares	78.59
Exercised (in dollars per share) | $ / shares	57.12
Canceled (in dollars per share) | $ / shares	76.84
Options outstanding Ending Balance (in dollars per share) | $ / shares	74.82
Options exercisable (in dollars per share) | $ / shares	$ 72.57
Weighted Average Remaining Life (Years), Options outstanding	6 years 3 months 29 days
Weighted Average Remaining Life (Years), Options exercisable	5 years 1 month 13 days