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v3.23.2

Investments in Unconsolidated Entity - Narrative (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
May 31, 2023 USD ($) | May 31, 2022 USD ($) | Feb. 28, 2023 USD ($) | Sep. 30, 2022 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |
Period of amortization (in years) | 7 years |  |  |
Equity in (earnings) loss of unconsolidated subsidiaries | $ (1,420) | $ 0 |  |
AIS Joint Venture |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Ownership percentage of investment |  |  |  | 40.00%
Investment in joint venture | 87,068 |  | $ 84,760 |
Excess of equity method investment from carrying amount | 6,300 |  |  |
AIS Joint Venture | AZZ Infrastructure Solutions |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity in (earnings) loss of unconsolidated subsidiaries | (1,400) |  |  |
Amortization amount | $ (700) |  |  |
AIS Joint Venture | AZZ Infrastructure Solutions | Discontinued Operations, Disposed of by Sale |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Percentage of investment sold |  |  |  | 0.60
Investment in joint venture |  |  |  | $ 87,100

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