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Incentive Plans - Summary of Performance Share Awards Under the Plan (Details) - Performance Shares - shares | 6 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023
Stock awards outstanding as of January 1, (in shares) |  | 989,860 | 1,004,040
Granted (in shares) | [1] | 377,690 | 531,200
Vested (in shares) | [2] | (458,660) | (545,380)
Stock awards outstanding as of June 30, (in shares) |  | 908,890 | 989,860
[1] | The weighted-average grant date fair value for performance shares issued during the six months ended June 30, 2024 and 2023 was $18.14 and $42.61, respectively.
[2] | For the six months ended June 30, 2024 and 2023, the corresponding common stock equivalent of these vested awards was 970,232 and 998,238 shares, respectively.

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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 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 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 -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(02) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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