Consolidated and Combined Statements of Shareholders' Equity - USD ($) $ in Millions	Total	Worthington Taylor, LLC	Common Shares	Additional Paid-in Capital	Net Investment by the Former Parent	Accumulated Other Comprehensive Income (Loss), Net of Tax	Retained Earnings	Total	Noncontrolling Interests	Noncontrolling Interests Worthington Taylor, LLC
Balance at May. 31, 2021	$ 814.8		$ 0.0	$ 0.0	$ 622.9	$ 38.4	$ 0.0	$ 661.3	$ 153.5
Balance (in shares) at May. 31, 2021			0
Net earnings	200.3				180.4			180.4	19.9
Other comprehensive loss	(36.5)					(36.5)		(36.5)
Transfers from the Former Parent, net	328.0				328.0			328.0
Dividends to noncontrolling interests	(35.2)								(35.2)
Purchase of noncontrolling interest in Worthington Taylor, LLC		$ (5.0)								$ (5.0)
Balance at May. 31, 2022	1,266.4		$ 0.0	0.0	1,131.3	1.9	0.0	1,133.2	133.2
Balance (in shares) at May. 31, 2022			0
Net earnings	99.7				87.1			87.1	12.6
Other comprehensive loss	(4.0)					(4.0)		(4.0)
Transfers from (to) the Former Parent, net	(187.3)				(187.3)			(187.3)
Dividends to noncontrolling interests	(20.2)								(20.2)
Balance at May. 31, 2023	1,154.6		$ 0.0	0.0	1,031.1	(2.1)	0.0	1,029.0	125.6
Balance (in shares) at May. 31, 2023			0
Net earnings	170.1				52.5		102.2	154.7	15.4
Other comprehensive loss	(4.0)					(4.0)		(4.0)
Distribution to the Former Parent in connection with the Separation	(150.0)			(150.0)				(150.0)
Transfers from (to) the Former Parent, net	(32.7)			11.4	(44.1)			(32.7)
Dividends to noncontrolling interests	(8.8)								(8.8)
Transfers of Net Investment by the Former Parent to Additional Paid-in Capital	0.0			1,039.5	(1,039.5)
Transfers of Net Investment by the Former Parent to Additional Paid-in Capital (in shares)			49,286,517
Common shares issued, net of withholding tax	0.2			0.2				0.2
Common shares issued, net of withholding tax (in shares)			44,997
Stock-based compensation	4.2			4.2				4.2
Cash dividends declared ($0.32) per common share	(16.1)						(16.1)	(16.1)
Balance at May. 31, 2024	$ 1,117.5		$ 0.0	$ 905.3	$ 0.0	$ (6.1)	$ 86.1	$ 985.3	$ 132.2
Balance (in shares) at May. 31, 2024			49,331,514