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Share-based compensation plans - Activity Related to PCSUs, Restricted Stock Units and Deferred Compensation Plans (Details) | 12 Months Ended
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Dec. 31, 2022 $ / shares shares
Restricted Stock Awards |
Number of Shares |
Beginning Balance (in shares) | 414,861
Granted (in shares) | 291,365
Vested (in shares) | 0
Converted (in shares) | (122,337)
Cancelled (in shares) | (51,908)
Dividend equivalents (in shares) | 3,723
Ending Balance (in shares) | 535,704
Average Grant Date Fair Value per Share |
Beginning Balance, weighted-average grant date fair value (usd per share) | $ / shares | $ 53.32
Granted, weighted-average grant date fair value (usd per share) | $ / shares | 53.55
Converted, weighted-average grant date fair value (usd per share) | $ / shares | 53.62
Cancelled, weighted-average grant date fair value (usd per share) | $ / shares | 55.04
Dividend equivalents, weighted-average grant date fair value (usd per share) | $ / shares | 56.33
Ending Balance, weighted-average grant date fair value (usd per share) | $ / shares | $ 53.23
Restricted Stock Awards | Nonvested |
Number of Shares |
Beginning Balance (in shares) | 332,597
Granted (in shares) | 291,365
Vested (in shares) | 111,333
Converted (in shares) |
Cancelled (in shares) | (51,908)
Dividend equivalents (in shares) | 1,674
Ending Balance (in shares) | 462,395
Restricted Stock Awards | Vested |
Number of Shares |
Beginning Balance (in shares) | 82,264
Granted (in shares) | 0
Vested (in shares) | 111,333
Converted (in shares) | (122,337)
Cancelled (in shares) | 0
Dividend equivalents (in shares) | 2,049
Ending Balance (in shares) | 73,309
Performance Contingent Restricted Stock Units |
Number of Shares |
Beginning Balance (in shares) | 578,306
Granted (in shares) | 201,835
Performance adjustments (in shares) | 304,554
Converted (in shares) | (77,167)
Cancelled (in shares) | (106,779)
Dividend equivalents (in shares) | 1,033
Ending Balance (in shares) | 901,782
Average Grant Date Fair Value per Share |
Beginning Balance, weighted-average grant date fair value (usd per share) | $ / shares | $ 53.67
Granted, weighted-average grant date fair value (usd per share) | $ / shares | 51.94
Performance adjustments, weighted-average grant date fair value (usd per share) | $ / shares | 51.96
Converted, weighted-average grant date fair value (usd per share) | $ / shares | 52.62
Cancelled, weighted-average grant date fair value (usd per share) | $ / shares | 53.59
Dividend equivalents, weighted-average grant date fair value (usd per share) | $ / shares | 59.32
Ending Balance, weighted-average grant date fair value (usd per share) | $ / shares | $ 52.81
Performance Contingent Restricted Stock Units | Nonvested |
Number of Shares |
Beginning Balance (in shares) | 480,653
Granted (in shares) | 201,835
Performance adjustments (in shares) | 304,554
Vested (in shares) | 280,881
Converted (in shares) | 0
Cancelled (in shares) | (106,779)
Dividend equivalents (in shares) | 0
Ending Balance (in shares) | 599,382
Performance Contingent Restricted Stock Units | Vested |
Number of Shares |
Beginning Balance (in shares) | 97,653
Granted (in shares) | 0
Performance adjustments (in shares) | 0
Vested (in shares) | 280,881
Converted (in shares) | (77,167)
Cancelled (in shares) | 0
Dividend equivalents (in shares) | 1,033
Ending Balance (in shares) | 302,400
Deferred Compensation Plans |
Number of Shares |
Beginning Balance (in shares) | 380,757
Deferred (in shares) | 37,617
Converted (in shares) | (144,244)
Dividend equivalents (in shares) | 12,885
Ending Balance (in shares) | 287,015

X
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- Definition Share-based compensation arrangement by share-based payment award, equity instruments other than options, converted in period, Weighted Average Grant Date Fair Value. + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(03) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(03) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The net total number of shares (or other type of equity) under an equity-based award plan, other than a stock option plan, that were granted, vested and forfeited during the reporting period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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