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Fair Value Measurements, Derivative Instruments and Hedging Activities - Additional Information (Detail) | 3 Months Ended | 9 Months Ended | 12 Months Ended | 0 Months Ended |  |  |  |  |  |  |  | 9 Months Ended | 12 Months Ended
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Aug. 31, 2014 USD ($) | Aug. 31, 2013 USD ($) | Aug. 31, 2014 USD ($) | Aug. 31, 2013 USD ($) | Nov. 30, 2013 USD ($) | Aug. 31, 2014 Foreign Currency Intercompany Payable USD ($) | Nov. 30, 2013 Foreign Currency Intercompany Payable USD ($) | Aug. 31, 2014 Minimum USD ($) | Jun. 23, 2014 Cash Flow Hedging [Member] | Jul. 31, 2012 Cash Flow Hedging [Member] | Jun. 23, 2014 Cash Flow Hedging [Member] Maximum USD ($) | Jul. 31, 2012 Cash Flow Hedging [Member] Maximum USD ($) | Jun. 23, 2014 Cash Flow Hedging [Member] Minimum USD ($) | Jul. 31, 2012 Cash Flow Hedging [Member] Minimum USD ($) | Aug. 31, 2014 Grand Celebration [Domain] USD ($) | Aug. 31, 2014 Costa Voyager [Member] USD ($) | Nov. 30, 2013 Costa Voyager [Member] USD ($)
Fair Value, Measurement Inputs, Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impairment of Long-Lived Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22,000,000 |  | $ 73,000,000
Gain on Disposition of Property Plant Equipment |  |  |  |  | 15,000,000 |  |  |  |  |  |  |  |  |  |  | 37,000,000 |
Goodwill, Impaired, Accumulated Impairment Loss | 153,000,000 |  | 153,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset, cash collateral netting threshold, fair value |  |  |  |  |  |  |  | 100,000,000 |  |  |  |  |  |  |  |  |
Designated debt and other obligations as non-derivative hedges of net investments in foreign operations |  |  |  |  |  | 2,400,000,000 | 2,200,000,000 |  |  |  |  |  |  |  |  |  |
Cumulative foreign currency transaction gains and (losses) included in the cumulative translation adjustment component of AOCI | 209,000,000 |  | 209,000,000 |  | 234,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustment | 14,000,000 | (22,000,000) | (25,000,000) | 83,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative, Average Cap Price |  |  |  |  |  |  |  |  | 0.81 | 0.83 |  |  |  |  |  |  |
Foreign Currency Cash Flow Hedge Asset at Fair Value |  |  |  |  |  |  |  |  |  |  | 298,000,000 | 304,000,000 | 291,000,000 | 282,000,000 |  |  |
Weighted-average floor rate (GBP per Euro in July) |  |  |  |  |  |  |  |  | 0.79 | 0.77 |  |  |  |  |  |  |
Foreign currency contract commitments | $ 1,100,000,000 |  | $ 1,100,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of debt bore fixed interest rates, including the effect of interest rate swaps | 61.00% |  | 61.00% |  | 59.00% |  |  |  |  |  |  |  |  |  |  |  |
Percentage of debt bore floating interest rates, including the effect of interest rate swaps | 39.00% |  | 39.00% |  | 41.00% |  |  |  |  |  |  |  |  |  |  |  |

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