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Share Incentive Plans - Award Activity of the Share Incentive Plans (Details) - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Common Shares Subject to Options, Awards exercised/vested | (468,021) | (1,710,692) | (239,695)
Employee Stock Option [Member] |  |  |
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Common Shares Subject to Options, Beginning Balance | 4,387,833 | 5,642,752 | 5,567,544
Common Shares Subject to Options, Awards granted | 164,199 | 489,853 | 317,731
Common Shares Subject to Options, Awards exercised/vested | (468,021) | (1,710,692) | (239,695)
Common Shares Subject to Options, Awards forfeited | (12,968) | (23,317) | (1,344)
Common Shares Subject to Options, Awards expired | (9,683) | (10,763) | (1,484)
Common Shares Subject to Options, Ending Balance | 4,061,360 | 4,387,833 | 5,642,752
Weighted Average Exercise Price per Option, Beginning Balance | $ 60.65 | $ 56.91 | $ 55.52
Weighted Average Exercise Price per Option, Awards granted | 88.22 | 67.58 | 76.26
Weighted Average Exercise Price per Option, Awards exercised/vested | 52.87 | 50.09 | 50.31
Weighted Average Exercise Price per Option, Awards forfeited | 77.29 | 73.33 | 72.69
Weighted Average Exercise Price per Option, Awards expired | 60.02 | 68.00 | 47.18
Weighted Average Exercise Price per Option, Ending Balance | $ 62.60 | $ 60.65 | $ 56.91
Restricted Shares [Member] |  |  |
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Restricted Shares, Beginning Balance | 309,876 | 353,634 | 306,706
Restricted Shares, Awards granted | 182,801 | 96,224 | 179,911
Restricted Shares, Awards exercised/vested | (194,533) | (133,351) | (131,792)
Restricted Shares, Awards forfeited | (8,226) | (6,631) | (1,191)
Restricted Shares, Awards Expired | 0 | 0 | 0
Restricted Shares, Ending Balance | 289,918 | 309,876 | 353,634
Weighted Average Fair Value per Restricted Share, Beginning Balance | $ 75.17 | $ 71.81 | $ 66.15
Weighted Average Fair Value per Restricted Share, Awards granted | 80.52 | 70.46 | 77.44
Weighted Average Fair Value per Restricted Share, Awards exercised/vested | 70.91 | 62.89 | 66.32
Weighted Average Fair Value per Restricted Share, Awards forfeited | 82.02 | 74.31 | 73.45
Weighted Average Fair Value per Restricted Share, Awards Expired | 0 | 0 | 0
Weighted Average Fair Value per Restricted Share, Ending Balance | $ 81.21 | $ 75.17 | $ 71.81
Restricted Units [Member] |  |  |
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] |  |  |
Restricted Units, Beginning Balance | 853,431 | 879,800 | 858,284
Restricted Units, Awards Granted | 223,242 | 190,742 | 249,263
Restricted Units, Awards exercised/vested | (122,999) | (181,531) | (227,747)
Restricted Units, Awards forfeited | 0 | (35,580) | 0
Restricted Units, Awards Expired | 0 | 0 | 0
Restricted Units, Ending Balance | 953,674 | 853,431 | 879,800
Weighted Average Fair Value per Restricted Unit, Beginning Balance | $ 66.11 | $ 66.78 | $ 64.95
Weighted Average Fair Value per Restricted Unit, Awards granted | 86.47 | 60.71 | 72.00
Weighted Average Fair Value per Restricted Unit, Awards exercised/vested | 66.10 | 62.01 | 68.47
Weighted Average Fair Value per Restricted Unit, Awards forfeited | 0 | 59.82 | 0
Weighted Average Fair Value per Restricted Unit, Awards Expired | 0 | 0 | 0
Weighted Average Fair Value per Restricted Unit, Ending Balance | $ 73.57 | $ 66.11 | $ 66.78

X
- Definition The number of units under a long-term incentive plan that were settled during the reporting period due to a failure to satisfy vesting conditions. + References No definition available. + Details
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- Definition The weighted average fair value as of the grant date of long term incentive plans that were not exercised during the reporting period as a result of occurrence of a terminating event specified in the contractual agreement. + References No definition available. + Details
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- Definition The number of long-term incentive plan units granted during the period under a long-term incentive plan. + References No definition available. + Details
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- Definition The weighted average fair value at grant for nonvested long-term incentive plan units issued during the period. + References No definition available. + Details
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- Definition The number of outstanding units under a long-term incentive plan at the balance sheet date for which the employee has not yet satisfied service or performance criteria necessary to gain title to the proceeds. + References No definition available. + Details
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- Definition The weighted average fair value of nonvested long-term incentive plan units at the balance sheet date for which the employee who has not yet satisfied service or performance criteria to gain title. + References No definition available. + Details
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- Definition The number (units) of long-term incentive plan units vested/exercised during the period. + References No definition available. + Details
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- Definition The weighted average fair value for long-term incentive plan units vested/exercised during the period. + References No definition available. + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options that were expired during the reporting period. + References No definition available. + Details
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- Definition The weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans in which the lapse of rights to exercise during the reporting period occurred in an event specified in the contractual agreement of the plan. + References No definition available. + Details
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- Definition The number (units) of long-term incentive plan units expired during the period. + References No definition available. + Details
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- Definition The weighted average fair value for long-term incentive plan units expired during the period. + References No definition available. + 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 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 number of equity-based payment instruments, excluding stock (or unit) options, that vested 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)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + 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)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + 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)(1)(iv)(04) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option 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)(1)(iv)(03) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the 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)(1)(iv)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested 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)(1)(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)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option 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)(1)(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)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. + 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)(1)(iv)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. + 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)(1)(iv)(04) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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