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EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2022

EARNINGS PER SHARE

Reconciliation of basic and diluted net income per common share

​

The following table sets forth the computation of basic and diluted earnings per share for the years ended December 31, 2022, 2021, and 2020 (in millions, except per share data):

​	​	​	​	​	​	​	​	​	​
​	​	Year Ended December 31,
​	​	2022		​	2021		​	2020
Basic earnings per share numerator:		​			​		​	​
Net income	​	$	235.0	​	$	529.0	​	$	468.2
Net income allocated to participating securities	​		(0.9)	​		(1.7)	​		(1.2)
Net income allocated to common stockholders	​	$	234.1	​	$	527.3	​	$	467.0
Basic earnings per share denominator:	​	​	​	​	​	​	​	​	​
Weighted average shares outstanding	​	​	106.3	​	​	107.0	​	​	109.1
Basic earnings per share	​	$	2.20	​	$	4.93	​	$	4.28
​	​	​	​	​	​	​	​	​	​
Diluted earnings per share numerator:	​	​	​	​	​	​	​	​	​
Net income	​	$	235.0	​	$	529.0	​	$	468.2
Net income allocated to participating securities	​		(0.9)	​		(1.7)	​		(1.2)
Net income allocated to common stockholders	​	$	234.1	​	$	527.3	​	$	467.0
Diluted earnings per share denominator:	​	​	​	​	​	​	​	​	​
Weighted average shares outstanding	​	​	106.3	​	​	107.0	​	​	109.1
Dilutive common shares issued under stock program	​	​	0.4	​	​	0.2	​	​	0.2
Total dilutive weighted average shares	​	​	106.7	​	​	107.2	​	​	109.3
Diluted earnings per share	​	$	2.19	​	$	4.92	​	$	4.27

​

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- References

No definition available.

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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