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Capital Stock - Summary of Common Stock Activity (Details) - shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common shares outstanding at beginning of period (in shares)	126,131,799	134,801,030	135,577,878
Shares repurchased (in shares)	(6,574,610)	(9,121,328)	(1,240,328)
Common shares outstanding at end of period (in shares)	119,945,302	126,131,799	134,801,030
Restricted stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Restricted stock issued to employees, net of forfeitures (in shares)	370,178	435,129	439,700
Share-based Payment Arrangement | Share-based Payment Arrangement, Nonemployee
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Restricted stock issued to employees, net of forfeitures (in shares)	17,935	16,968	23,780

X

- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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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)
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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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