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Business Segments and International Operations - Narrative (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2021 customer segment | Feb. 29, 2020 customer | Nov. 30, 2020 customer
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items] |  |  |
Number of reportable segments | segment | 3 |  |
Revenue Concentration Risk |  |  |
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items] |  |  |
Number of individual customer | 0 | 0 |
Account Receivable Concentration Risk |  |  |
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items] |  |  |
Number of individual customer | 0 |  | 0
Geographic Concentration Risk |  |  |
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items] |  |  |
Number of individual customer | 0 |  | 0

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599 + Details
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