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Income Taxes (Details 2) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Nov. 30, 2018 | Dec. 01, 2017
Deferred Tax Liability Not Recognized, Undistributed Earnings of Foreign Subsidiaries [Abstract] |  |
Undistributed Earnings of Foreign Subsidiaries | $ 275,000 |
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries | 57,800 |
Valuation Allowance [Abstract] |  |
Change in Deferred Tax Asset Valuation Allowance | 80,900 |
Deferred tax assets valuation allowance | 174,496 | $ 93,568
Federal [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carryforward | 881,100 |
Tax credit carry forward | 8,800 |
State [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carryforward | 349,700 |
Tax credit carry forward | 189,900 |
Foreign Tax Authority [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Tax credit carry forward | $ 14,900 |
Minimum |  |
Operating Loss Carryforwards [Line Items] |  |
Other Tax Carryforward, Expiration Dates | Jan. 01, 2019 |
Maximum |  |
Operating Loss Carryforwards [Line Items] |  |
Other Tax Carryforward, Expiration Dates | Jan. 01, 2036 |

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