Earnings Per Share (Tables)

12 Months Ended

Sep. 30, 2022

Earnings Per Share [Abstract]

Computation of basic and diluted earnings per share

	Year Ended September 30,
	2022		2021		2020
Net earnings available to common stockholders for basic earnings per share	$	82.3	$	27.6	$	23.5
Dilutive impact of net earnings attributable to NCI	—		0.2		0.1
Net earnings available to common stockholders for diluted earnings per share	$	82.3	$	27.8	$	23.6
shares in millions
Weighted-average shares for basic earnings per share	93.5		39.5		39.4
Effect of dilutive securities:
Restricted stock units	0.2		0.2		0.1
Stock Options	0.1		—		—
Weighted-average shares for diluted earnings per share	93.8		39.7		39.5
Basic earnings per share of Common Stock	$	0.88	$	0.70	$	0.60
Diluted earnings per share of Common Stock	$	0.88	$	0.70	$	0.60