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v3.23.2

Share-based Payments (Compensation Costs) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Total compensation costs related to share based payments | $ 14.1 | $ 15.7 | $ 26.8 | $ 23.2
Selling, General and Administrative Expenses [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Stock option compensation expense | 1.6 | 3.0 | 4.3 | 5.6
Equity-classified share units | 9.4 | 8.8 | 12.9 | 11.7
Liability-classified share units | 0.5 | 1.1 | 0.5 | 0.3
Employee share purchase plan - employer contributions | 0.8 | 0.7 | 1.3 | 1.4
Total compensation costs related to share based payments | 12.3 | 13.6 | 19.0 | 19.0
Acquisition-related Costs [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |  |  |  |
Acceleration of share-based payments expense | 0.9 |  | 5.9 |
Share based continuing employment costs | 0.9 | 2.1 | 1.9 | 4.2
Total compensation costs related to share based payments | $ 1.8 | $ 2.1 | $ 7.8 | $ 4.2

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- Definition Amount of acceleration of share-based payments expense in relation to business combinations. + References No definition available. + Details
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- Definition For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related share based continuing employment costs which have been expensed. + References No definition available. + Details
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- Definition Compensation Expense related to the company's contribution to employee stock purchase plan (ESPP). + References No definition available. + Details
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- Definition Compensation expense representing accretion of the fair value of the contingently redeemable performance share units on the grant or modification date over the remaining service period. + References No definition available. + Details
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- Definition The expense that accounts for the value of liability-classified share units distributed to employees as compensation. + References No definition available. + Details
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479830/718-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of noncash expense for option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 + Details
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