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Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Summary of Earnings Per Share

Per share amounts are computed as follows:

		Three Months Ended March 31
		2021				2020
Numerator (in millions):
Net income available to common stockholders		$	23.4			$	33.1
Denominator (in thousands):
Weighted average common shares outstanding			24,601				24,529
Dilutive effect of stock options and awards			239				213
Denominator for diluted earnings per share			24,840				24,742
Net income per share, basic:		$	0.95			$	1.35
Net income per share, diluted:		$	0.94			$	1.34

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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 http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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