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Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Estimated Carrying and Fair Values of Financial Instrument Assets and Liabilities Not Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions | Aug. 31, 2020 | Nov. 30, 2019
--- | --- | ---
Carrying Value |  |
Assets |  |
Long-term other assets | $ 46 | $ 181
Total | 46 | 181
Liabilities |  |
Total | 25,537 | 11,634
Carrying Value | Fixed rate debt |  |
Liabilities |  |
Debt | 14,250 | 7,438
Carrying Value | Floating rate debt |  |
Liabilities |  |
Debt | 11,287 | 4,195
Fair Value | Level 1 |  |
Assets |  |
Long-term other assets | 0 | 0
Total | 0 | 0
Liabilities |  |
Total | 0 | 0
Fair Value | Level 1 | Fixed rate debt |  |
Liabilities |  |
Debt | 0 | 0
Fair Value | Level 1 | Floating rate debt |  |
Liabilities |  |
Debt | 0 | 0
Fair Value | Level 2 |  |
Assets |  |
Long-term other assets | 24 | 31
Total | 24 | 31
Liabilities |  |
Total | 24,080 | 12,030
Fair Value | Level 2 | Fixed rate debt |  |
Liabilities |  |
Debt | 13,789 | 7,782
Fair Value | Level 2 | Floating rate debt |  |
Liabilities |  |
Debt | 10,291 | 4,248
Fair Value | Level 3 |  |
Assets |  |
Long-term other assets | 14 | 149
Total | 14 | 149
Liabilities |  |
Total | 0 | 0
Fair Value | Level 3 | Fixed rate debt |  |
Liabilities |  |
Debt | 0 | 0
Fair Value | Level 3 | Floating rate debt |  |
Liabilities |  |
Debt | $ 0 | $ 0

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- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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