Summary of Significant Accounting Policies - Rollforward of Allowance For Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Feb. 28, 2023
AZZ Infrastructure Solutions
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	$ 1,700	$ 5,400
Balance at end of year(3)		1,700	$ 5,400
Allowance for Credit Losses
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	2,347	5,752	5,395
Adjustment based on aged receivables analysis	5,058	(67)	(58)
Charge-offs, net of recoveries(1)	(5,287)	338	83
Other(2)	1,700	3,676	(327)
Effect of exchange rate changes	1	0	5
Balance at end of year(3)	$ 419	$ 2,347	$ 5,752