Earnings Per Share (Schedule Of Weighted Average Number Of Shares Outstanding Excluded From The Computation Of Diluted Earnings Per Share) (Details) - shares shares in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted earnings	3.5	2.7	3.2	2.3
Performance Awards | Antidilutive or Performance Condition not met
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted earnings	2.5	3.0	2.1	2.8
Performance-Based Restricted Stock Units (PBRSUs) | Antidilutive or Performance Condition not met
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted earnings	0.4	0.8	0.4	0.8
Restricted Stock Units (RSUs) | Antidilutive or Performance Condition not met
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted earnings	1.6		1.3	0.5
Share-based Payment Arrangement, Option | Antidilutive or Performance Condition not met
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted earnings	0.8	0.3	0.7	0.3