XML 53 R41.htm IDEA: XBRL DOCUMENT
v3.21.2

Income (loss) per Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Earnings Per Share [Abstract] |
Schedule of reconciliation of the number of shares used for the basic and diluted income per share calculations | A reconciliation of the number of shares used for the basic and diluted income per share calculations is as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
Shares in millions | 2021 |  | 2020 |  | 2021 |  | 2020
Basic weighted average common shares outstanding | 141 |  |  | 142 |  |  | 141 |  |  | 142 |
Stock options, restricted shares, and convertible debt | — |  |  | — |  |  | — |  |  | — |
Diluted weighted average common shares outstanding | 141 |  |  | 142 |  |  | 141 |  |  | 142 |

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 http://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