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Stock-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of Stock-Based Compensation

We recorded stock-based compensation for Restricted Shares as follows:

			Year Ended December 31,
			2022						2021						2020
			(Amounts in millions)
Stock-based compensation expense			$	25.5					$	29.5					$	27.3
Related income tax benefit			(5.8)						(6.7)						(6.2)
Net stock-based compensation expense			$	19.7					$	22.8					$	21.1

Information Regarding Restricted Shares

The following table summarizes information regarding Restricted Shares:

			Year Ended December 31, 2022
			Shares						Weighted Average Grant-Date Fair Value
Number of unvested Restricted Shares:
Outstanding — beginning of year			1,671,011						$	43.06
Granted			982,654						32.91
Vested			(549,129)						42.85
Canceled			(406,757)						43.41
Outstanding — end of year			1,697,779						$	37.17

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- References

No definition available.

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- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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