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Earnings Per Share Attributable to Common Stockholders (Tables)

9 Months Ended

Sep. 30, 2025

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

						Three months ended September 30,												Nine months ended September 30,
						2025						2024						2025						2024
Net income available to common stockholders						$	80.7					$	66.9					$	283.1					$	264.7
Basic weighted average shares outstanding						185.6						184.3						185.3						183.8
Weighted average effect of dilutive securities:
Share units						0.9						0.6						0.8						0.6
Stock options and employee share purchase plan						0.6						0.6						0.6						0.6
Diluted weighted average shares outstanding						187.1						185.5						186.7						185.0
Earnings per share available to common stockholders:
Basic						$	0.43					$	0.36					$	1.53					$	1.44
Diluted						$	0.43					$	0.36					$	1.52					$	1.43

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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
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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