XML 53 R35.htm IDEA: XBRL DOCUMENT
v3.21.2

Earnings per Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Earnings Per Share [Abstract] |
Schedule of Weighted Average Number of Shares | The number of our weighted-average shares outstanding for the three and six months ended June 30, 2021 and 2020 was as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
(in millions) | 2021 |  | 2020 |  | 2021 |  | 2020
Weighted-average number of shares of common stock outstanding - basic | 95.5 |  |  | 94.5 |  |  | 95.3 |  |  | 95.3 |
Stock options | 0.2 |  |  | — |  |  | 0.1 |  |  | 0.1 |
Restricted stock units | 1.5 |  |  | 0.7 |  |  | 1.5 |  |  | 0.9 |
Weighted-average shares and assumed conversions - diluted | 97.2 |  |  | 95.2 |  |  | 96.9 |  |  | 96.3 |

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=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration