Investments in Unconsolidated Entity - Narrative (Details) - USD ($)	1 Months Ended	3 Months Ended				9 Months Ended
	May 31, 2025	Nov. 30, 2025	Aug. 31, 2025	May 31, 2025	Nov. 30, 2024	Nov. 30, 2025	Nov. 30, 2024	Feb. 28, 2025
Schedule of Equity Method Investments [Line Items]
Equity in earnings of unconsolidated subsidiaries		$ (1,437,000)			$ 7,168,000	$ 231,431,000	$ 12,470,000
Distribution on investment in AVAIL joint venture						273,223,000	$ 6,764,000
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions						231,400,000
Loss on impairment						$ (45,900,000)
AIS Joint Venture
Schedule of Equity Method Investments [Line Items]
Ownership percentage of investment		40.00%	40.00%			40.00%
Equity Method Investment, Aggregate Cost	$ 107,400,000			$ 107,400,000
Equity in earnings of unconsolidated subsidiaries				165,800,000
Distribution on investment in AVAIL joint venture		$ 600,000				$ 226,800,000
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions						2,800,000
Proceeds from Equity Method Investment, Distribution, Return of Capital				273,200,000
Loss on impairment			$ (45,900,000)
Investment in joint venture	0	58,570,000		$ 0		58,570,000		$ 99,379,000
AIS Joint Venture | Discontinued Operations, Disposed of by Sale | AZZ Infrastructure Solutions
Schedule of Equity Method Investments [Line Items]
Investment in joint venture		$ 58,600,000				58,600,000
Electrical Products Group
Schedule of Equity Method Investments [Line Items]
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions						$ 274,500,000
Proceeds from Sale of Equity Method Investments	$ 975,000,000.0