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Revenue (Details 5) - Allowance for Doubtful Accounts - USD ($) $ in Millions | 12 Months Ended
--- | ---
Nov. 27, 2020 | Nov. 29, 2019 | Nov. 30, 2018
Movement in Valuation Allowances and Reserves |  |  |  |
Beginning balance |  | $ 10 | $ 15 | $ 9
Increase due to acquisition |  | 0 | 0 | 6
Charged to operating expenses |  | 31 | 5 | 6
Deductions | [1] | (20) | (10) | (6)
Ending balance |  | $ 21 | $ 10 | $ 15
[1] | Deductions related to the allowance for doubtful accounts represent amounts written off against the allowance, less recoveries.

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