Earnings Per Share ("EPS") of Common Stock (Tables)

3 Months Ended

Mar. 31, 2023

Earnings Per Share [Abstract]

Summary of Reconciliation of Numerator and Denominator Used to Calculate Basic and Diluted Income (Loss) Per Share of Common Stock

The following table reconciles the numerator and denominator used to calculate basic and diluted EPS of common stock:

	Three months ended March 31,
	2023		2022
	(In millions, except per share amounts)
Numerator:
Net income	$	27.8	$	27.8
Income allocated to participating securities	(0.1)		(0.1)
Net income for basic EPS	$	27.7	$	27.7
Interest on convertible debt (see Note 1)	—		0.7
Net income for diluted EPS	$	27.7	$	28.4
Denominator:
Basic weighted average shares	80.6		80.2
Effect of:
Awards issued under equity plans	0.1		—
Convertible debt (See Note 1)	—		5.6
Diluted weighted average shares	80.7		85.8
Basic
Basic EPS	$	0.34	$	0.34
Diluted
Diluted EPS	$	0.34	$	0.33