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Cash, Cash Equivalents and Short-Term Investments (Details 1) $ in Millions | Feb. 28, 2020 USD ($) securities | Nov. 29, 2019 USD ($) securities
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Schedule of Available-for-sale Securities |  |
Available-for-sale securities, continuous unrealized loss position, less than twelve months, fair value | $ 73 | $ 245
Available-for-sale securities in a continuous unrealized loss position for more than twelve months, fair value | $ 9 | $ 51
Fair Value and Gross Unrealized Losses Related to Available-For-Sale Securities |  |
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year | securities | 27 | 115
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year | securities | 4 | 38
Corporate debt securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale securities, continuous unrealized loss position, less than twelve months, fair value | $ 70 | $ 235
Available-for-sale securities in a continuous unrealized loss position for more than twelve months, fair value | 9 | 44
Asset-backed securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale securities, continuous unrealized loss position, less than twelve months, fair value | 3 | 7
Available-for-sale securities in a continuous unrealized loss position for more than twelve months, fair value | 0 | 7
Municipal securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale securities, continuous unrealized loss position, less than twelve months, fair value | 0 | 3
Available-for-sale securities in a continuous unrealized loss position for more than twelve months, fair value | $ 0 | $ 0

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- Definition Number of investment positions in available-for-sale investments in a continuous unrealized loss position for less than one year or normal operating cycle, if longer, for which an other-than-temporary impairment (OTTI) has not been recognized in the income statement. + References No definition available. + Details
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