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Earnings Per Share Attributable to Common Stockholders (Tables)

6 Months Ended

Jun. 30, 2025

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings Per Share

						Three months ended June 30,												Six months ended June 30,
						2025						2024						2025						2024
Net income available to common stockholders						$	99.5					$	100.7					$	202.4					$	197.8
Basic weighted average shares outstanding						185,365,576						183,887,145						185,096,464						183,473,233
Weighted average effect of dilutive securities:
Share units						712,803						434,999						816,395						630,431
Stock options and employee share purchase plan						570,753						590,440						589,689						643,154
Diluted weighted average shares outstanding						186,649,132						184,912,584						186,502,548						184,746,818
Earnings per share available to common stockholders:
Basic						$	0.54					$	0.55					$	1.09					$	1.08
Diluted						$	0.53					$	0.54					$	1.09					$	1.07

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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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