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Stock-Based Compensation (Narrative) (Details) - metric | 9 Months Ended
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Aug. 31, 2020 | Aug. 31, 2019 | Aug. 31, 2018
Long-Term Incentive Plan (LTIP) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of performance metrics | 2 | 2 | 2
Stock-based compensation award service period (in years) | 3 years | 3 years | 3 years
Percentage of shares based on market condition of total shareholder return | 50.00% | 50.00% | 50.00%
Cumulative performance condition | 3 years | 3 years | 3 years
Percentage of shares based on cumulative performance condition | 50.00% | 50.00% | 50.00%
Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Stock-based compensation award service period (in years) | 4 years |  |
Restricted Stock Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Stock-based compensation award service period (in years) | 3 years |  |

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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Cumulative Performance Condition + References No definition available. + Details
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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Number of Performance Metrics + References No definition available. + Details
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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Shares Based on Cumulative Performance Condition + References No definition available. + Details
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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Shares Based on Market Condition of Total Shareholder Return + References No definition available. + Details
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- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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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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