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Benefit Plans - Company's Pension Plan Asset Allocation, by Asset Category (Detail) | Feb. 28, 2025 | Feb. 29, 2024
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Defined Benefit Plan Disclosure [Line Items] |  |
Pension plan asset allocation by asset category | 100.00% | 100.00%
Equity Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Pension plan asset allocation by asset category | 31.00% | 43.00%
Debt Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Pension plan asset allocation by asset category | 68.00% | 51.00%
Cash and Cash Equivalents [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Pension plan asset allocation by asset category | 1.00% | 6.00%

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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