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REVENUE RECOGNITION - Revenue Recognition Method (Details) - North America Steel Group - Recognized over Time | 3 Months Ended | 9 Months Ended
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May 31, 2025 | May 31, 2024 | May 31, 2024
Fabricated Product and Installation Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Contract as percent of total segment revenue (percent) | 7.00% | 7.00% | 8.00%
Fabricated Product without Installation Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Contract as percent of total segment revenue (percent) | 10.00% |  |

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