XML 34 R23.htm IDEA: XBRL DOCUMENT
v3.21.2

Share-Based Compensation (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of share-based compensation expenses | Total share-based compensation expenses were comprised as follows (in millions):
| Three months ended September 30, |  | Nine months ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Option awards | $ | 2.3 |  |  | $ | 6.3 |  |  | $ | 7.6 |  |  | $ | 15.9 |
Other share-based awards | 13.1 |  |  | 17.6 |  |  | 31.2 |  |  | 34.8 |
Total share-based compensation before tax | 15.4 |  |  | 23.9 |  |  | 38.8 |  |  | 50.7 |
Tax benefit | 3.7 |  |  | 5.7 |  |  | 9.3 |  |  | 12.1 |
Total share-based compensation expense included in net income (loss) | $ | 11.7 |  |  | $ | 18.2 |  |  | $ | 29.5 |  |  | $ | 38.6 |

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

X
- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration