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v3.23.2

Share-based Payments (Summary of Share Unit Activity) (Details) - $ / shares | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Outstanding beginning balance, Shares | 128,206 | 253,636
Vested and settled, Shares | (9,272) | (27,816)
Outstanding ending balance, Shares | 118,934 | 225,820
Outstanding beginning balance, Weighted average grant date fair value (per share) | $ 70.19 | $ 70.41
Outstanding ending balance, Weighted average grant date fair value (per share) | $ 70.12 | $ 70.33
Performance Share Units [Member] | Equity Securities [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Outstanding beginning balance, Shares | 662,634 |
Granted, Shares | 12,027 |
Vested and settled, Shares | (283,086) |
Forfeited, Shares | (15,323) |
Outstanding ending balance, Shares | 376,252 |
Outstanding beginning balance, Weighted average grant date fair value (per share) | $ 51.71 |
Granted, Weighted average grant date fair value (per share) | 57.04 |
Vested and settled, Weighted average grant date fair value (per share) | 42.23 |
Forfeited, Weighted average grant date fair value (per share) | 58.60 |
Outstanding ending balance, Weighted average grant date fair value (per share) | $ 58.73 |
Performance Share Units With Market Conditions [Member] | Equity Securities [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Outstanding beginning balance, Shares | 102,879 |
Forfeited, Shares | (2,691) |
Outstanding ending balance, Shares | 100,188 |
Outstanding beginning balance, Weighted average grant date fair value (per share) | $ 66.08 |
Forfeited, Weighted average grant date fair value (per share) | 65.45 |
Outstanding ending balance, Weighted average grant date fair value (per share) | $ 66.10 |
Restricted Share Units [Member] | Equity Securities [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Outstanding beginning balance, Shares | 68,024 |
Granted, Shares | 333,778 |
Assumed in acquisition, Shares | 366,379 |
Vested and settled, Shares | (233,828) |
Forfeited, Shares | (5,416) |
Outstanding ending balance, Shares | 528,937 |
Outstanding beginning balance, Weighted average grant date fair value (per share) | $ 58.32 |
Granted, Weighted average grant date fair value (per share) | 52.11 |
Assumed in acquisition, Weighted average grant date fair value (per share) | 52.79 |
Vested and settled, Weighted average grant date fair value (per share) | 52.85 |
Forfeited, Weighted average grant date fair value (per share) | 60.07 |
Outstanding ending balance, Weighted average grant date fair value (per share) | $ 52.97 |
Deferred Share Units [Member] | Debt securities |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Outstanding beginning balance, Shares | 108,365 |
Granted, Shares | 12,300 |
Outstanding ending balance, Shares | 120,665 |
Outstanding beginning balance, Weighted average grant date fair value (per share) | $ 39.35 |
Granted, Weighted average grant date fair value (per share) | 52.55 |
Outstanding ending balance, Weighted average grant date fair value (per share) | $ 40.70 |

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- Definition The weighted average fair value for awards assumed in acquisition during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References No definition available. + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(03) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(03) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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