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v3.23.1

Discontinued Operations - Charges Related to the Businesses Sold, Assets Held for Sale and Assets Abandoned (Details) - USD ($) $ in Thousands | 12 Months Ended
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Feb. 28, 2023 | Feb. 28, 2022 | Feb. 28, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Write down of assets held for sale to estimated sales price |  |  | $ 3,591
Write down of assets expected to be abandoned |  |  | 6,923
Loss on sale of subsidiaries | $ 0 | $ 640 | 3,080
Write down of excess inventory |  |  | 2,511
Restructuring and impairment charges | $ 0 | $ 0 | 16,105
Operating Segments | Metal Coatings |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Write down of assets held for sale to estimated sales price |  |  | 2,652
Write down of assets expected to be abandoned |  |  | 6,923
Loss on sale of subsidiaries |  |  | 1,221
Write down of excess inventory |  |  | 2,511
Restructuring and impairment charges |  |  | 13,307
Operating Segments | Infrastructure Solutions |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Write down of assets held for sale to estimated sales price |  |  | 939
Write down of assets expected to be abandoned |  |  | 0
Loss on sale of subsidiaries |  |  | 1,859
Write down of excess inventory |  |  | 0
Restructuring and impairment charges |  |  | $ 2,798

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- Definition Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684 + Details
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