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Net Income Per Share (Tables)

3 Months Ended

Mar. 31, 2022

Earnings Per Share [Abstract]

Reconciliation of the Common and Potential Common Shares Outstanding Used in Earnings Per Share Calculation

A reconciliation of the average number of common and potential common shares outstanding used in the calculations of basic and diluted net income per share follows ($ in millions, shares in thousands):

			Three Months Ended
			March 31, 2022						March 31, 2021
Numerator (basic and diluted):
Net income			$	1.6					$	21.6
Less: Dividends paid to participating securities			(0.2)						(0.1)
Less: Undistributed earnings available to participating securities			—						(0.1)
Undistributed and distributed earnings available to common stockholders			$	1.4					$	21.4
Denominator:
Average number of common shares outstanding			31,158.0						30,974.2
Effect of dilutive stock-based compensation			255.7						366.3
Average number of common and potential common shares outstanding			31,413.7						31,340.5

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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=124432515&loc=d3e3550-109257

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