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Benefit Plans (Details) - USD ($) $ in Millions | 12 Months Ended
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Nov. 30, 2018 | Dec. 01, 2017 | Dec. 02, 2016
Retirement Benefits [Abstract] |  |  |
Percentage of employer matching contribution to retirement savings plan | 50.00% |  |
Defined Contribution Plan, Employer Matching Contribution, Percent | 6.00% |  |
Percentage of eligible employee contribution to retirement savings plan | 65.00% |  |
Employer's conribution to retirement savings plan | $ 41.0 | $ 34.3 | $ 33.4
Board of Directors and Certain Executives [Member] |  |  |
Deferred Compensation Plan for certain executives and Board of Director Members [Line Items] |  |  |
Percentage of contribution made by participants of base salary to deferred compensation plan | 75.00% |  |
Percentage of contribution made by participants of other specified compensation to deferred compensation plan | 100.00% |  |
Minimum period after end of plan year participants can elect to begin benefit payments | 3 years |  |
Payment period for annual installments election of benefit payments | over five, ten or fifteen years |  |
Deferred compensation plan assets | $ 69.0 | 56.7 |
Deferred compensation plan liabilities | $ 84.0 | $ 67.2 |

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- Definition Deferred Compensation Arrangement, Participant Election of Benefit Payments Start Date, Minimum Period after End of Plan Year + References No definition available. + Details
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