XML 41 R25.htm IDEA: XBRL DOCUMENT
v3.23.1

Earnings Per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2023
Earnings Per Share |
Computing Basic and Diluted Earnings Per Share | Basic and diluted earnings per share for the three months ended March 31 were computed using the following common share data (shares in millions):
​ | ​ | ​ | ​ | ​
​ |  | 2023 |  | 2022
Number of common shares outstanding at end of period |  | 406.8 |  | 415.2
Effect of using weighted average common shares outstanding |  | 0.6 |  | 0.5
Weighted average basic common shares outstanding |  | 407.4 |  | 415.7
Dilutive effect of equity-based compensation awards and other contingently issuable shares |  | 1.6 |  | 2.1
Weighted average diluted common shares outstanding |  | 409.0 |  | 417.8
Potentially issuable shares |  | 5.6 |  | 5.9
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding |  | 1.8 |  | 1.8
​

X
- References No definition available. + Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration