Consolidated and Combined Statements of Earnings - USD ($)		3 Months Ended		9 Months Ended
		Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Income Statement [Abstract]
Net sales		$ 805,800,000	$ 780,700,000	$ 2,519,600,000	$ 2,723,700,000
Cost of goods sold		685,700,000	717,500,000	2,210,800,000	2,537,400,000
Gross margin		120,100,000	63,200,000	308,800,000	186,300,000
Selling, general and administrative expense		52,800,000	49,700,000	160,700,000	147,700,000
Impairment of long-lived assets		0	0	1,400,000	300,000
Restructuring and other income, net		0	0	0	(4,200,000)
Separation Costs		1,000,000	4,000,000	19,500,000	12,000,000
Operating income		66,300,000	9,500,000	127,200,000	30,500,000
Other income (expense):
Miscellaneous income (expense), net		100,000	1,300,000	1,600,000	2,400,000
Interest expense, net		(2,900,000)	(500,000)	(3,600,000)	(2,700,000)
Equity in net income of unconsolidated affiliates		2,900,000	(200,000)	15,700,000	3,500,000
Earnings before income taxes		66,400,000	10,100,000	140,900,000	33,700,000
Income tax expense		14,000,000	800,000	28,500,000	5,600,000
Net earnings		52,400,000	9,300,000	112,400,000	28,100,000
Net earnings attributable to noncontrolling interests		3,400,000	3,900,000	10,900,000	8,300,000
Net earnings attributable to controlling interest		$ 49,000,000	$ 5,400,000	$ 101,500,000	$ 19,800,000
Basic
Weighted average common shares outstanding	[1]	49,300,000	49,300,000	49,300,000	49,300,000
Earnings per common share attributable to controlling interest		$ 0.99	$ 0.11	$ 2.06	$ 0.4
Diluted
Weighted average common shares outstanding	[2]	50,300,000	49,300,000	49,600,000	49,300,000
Earnings per common share attributable to controlling interest		$ 0.98	$ 0.11	$ 2.05	$ 0.4
Common shares outstanding at end of period	[1]	49,294,494	49,300,000	49,294,494	49,300,000
Cash dividends declared per common share		$ 0.16		$ 0.16

[1] Prior to the third quarter of fiscal 2024, reported Weighted average common shares outstanding (Basic) and Common shares outstanding at end of period reflects the basic shares at the Separation. This share amount is being utilized for the calculation of basic earnings per share for periods presented prior to the Separation.

[2] Prior to the third quarter of fiscal 2024, reported Weighted average common shares outstanding (Diluted) reflects the basic shares at the Separation. This share amount is being utilized for the calculation of diluted earnings per share for periods presented prior to the Separation.