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Investments in Unconsolidated Affiliates - Additional Information (Detail) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Aug. 03, 2022	Nov. 30, 2023	Feb. 29, 2024	Feb. 28, 2023	May 31, 2023
Investments in and Advances to Affiliates [Line Items]
Investments in unconsolidated affiliates			$ 120,707		$ 138,041
Excess dividends received from investing activity			$ 1,085
ArtiFlex
Investments in and Advances to Affiliates [Line Items]
Percent of ownership interest held in unconsolidated affiliates			50.00%	50.00%
Equity method investment sold amount after adjustments for closing debt and final net working capital	$ 35,795
Pre-tax loss on sale of equity	$ 16,059			$ 16,059
ClarkDietrich
Investments in and Advances to Affiliates [Line Items]
Percent of ownership interest held in unconsolidated affiliates			25.00%
Workhorse
Investments in and Advances to Affiliates [Line Items]
Percent of ownership interest held in unconsolidated affiliates			20.00%
Workhorse \| Brazil
Investments in and Advances to Affiliates [Line Items]
Gain (Loss) on investments		$ 2,780
Serviacero Worthington
Investments in and Advances to Affiliates [Line Items]
Percent of ownership interest held in unconsolidated affiliates			50.00%
Distributions from unconsolidated affiliates			$ 144,317
WAVE
Investments in and Advances to Affiliates [Line Items]
Percent of ownership interest held in unconsolidated affiliates			50.00%
Investments in unconsolidated affiliates			$ 116,775		$ 117,297
Excess dividends received from investing activity			$ 1,085