Earnings (Loss) Per Share (Tables)

9 Months Ended

Feb. 28, 2025

Earnings Per Share [Abstract]

Schedule of basic and diluted earnings per share

The following table summarizes the reconciliation of the numerators and denominators for the basic and diluted earnings (loss) per share computation for the periods indicated:

	Three months ended				Nine months ended
	February 28,		February 29,		February 28,		February 29,
	2025		2024		2025		2024
Net income (loss) attributable to Class A and Common Stockholders	$	(3.6)	$	(26.5)	$	(17.3)	$	(23.8)
Weighted average Shares of Class A Stock and Common Stock outstanding for basic earnings (loss) per share (in millions)		27.8		29.1		28.1		29.9
Dilutive effect of Common Stock potentially issuable pursuant to stock-based compensation plans (in millions)*		—		—		—		—
Adjusted weighted average Shares of Class A Stock and Common Stock outstanding for diluted earnings (loss) per share (in millions)		27.8		29.1		28.1		29.9
Earnings (loss) per share of Class A Stock and Common Stock:
Basic	$	(0.13)	$	(0.91)	$	(0.61)	$	(0.80)
Diluted	$	(0.13)	$	(0.91)	$	(0.61)	$	(0.80)
Anti-dilutive shares pursuant to stock-based compensation plans*		1.9		1.1		1.7		0.7

Schedule of stock option activity

The following table sets forth options outstanding pursuant to stock-based compensation plans as of the dates indicated: 

	February 28, 2025	February 29, 2024
Options outstanding pursuant to stock-based compensation plans (in millions)	2.7	3.0