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Fair Value Measurements, Derivative Instruments and Hedging Activities - Additional Information (Detail) (USD $) | 12 Months Ended |  |  |  |  |  | 12 Months Ended |  |
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Nov. 30, 2011 | Nov. 30, 2010 | Nov. 30, 2009 | Nov. 30, 2011 Fuel | Nov. 30, 2011 Ibero Cruise | Jul. 31, 2011 Ibero Cruise | Nov. 30, 2011 Euro And Sterling Debt And Other Obligations | Nov. 30, 2010 Euro And Sterling Debt And Other Obligations | Nov. 30, 2011 Princess Contract | Nov. 30, 2011 P And O Cruises UK Contract | Nov. 30, 2010 Nonoperating Income Expense | Nov. 30, 2011 Foreign Exchange Contract Cash Flow Hedging | Nov. 30, 2010 Foreign Exchange Contract Cash Flow Hedging | Nov. 30, 2009 Foreign Exchange Contract Cash Flow Hedging | Nov. 30, 2011 Foreign Exchange Contract Net investment hedges | Nov. 30, 2010 Foreign Exchange Contract Net investment hedges | Nov. 30, 2009 Foreign Exchange Contract Net investment hedges | Nov. 30, 2011 Minimum | Jul. 31, 2011 Minimum | Jul. 31, 2011 Maximum
Fair Value, Measurement Inputs, Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of weighted average cost of capital adjusted for risk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.00% | 13.00%
Percentage by which Ibero's estimated fair value exceeds its carrying value |  |  |  |  |  | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount by which Ibero's estimated fair value exceeds its carrying value |  |  |  |  |  | $ 12,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill | 3,322,000,000 | 3,320,000,000 | 3,451,000,000 |  | 154,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective portions of derivative gains and (losses) recognized in other comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  | 72,000,000 | (64,000,000) | 101,000,000 | (13,000,000) | 84,000,000 | (49,000,000) |  |  |
Unrealized net gains on fuel derivatives |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on foreign currency forwards that are not designated as hedges |  |  |  |  |  |  |  |  |  |  | 18,000,000 |  |  |  |  |  |  |  |  |
Derivative asset, cash collateral netting, fair value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 |  |
Designated debt and other obligations as nonderivative hedges of net investments in foreign operations |  |  |  |  |  |  | 3,600,000,000 | 3,000,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Debt and other obligations maturity year |  |  |  |  |  |  | 2021 |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency contract commitments |  |  |  |  |  |  | 2,000,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Cumulative foreign currency transaction gains and (losses) included in the cumulative translation adjustment component of AOCI | 204,000,000 | 183,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustment | $ 21,000,000 | $ 271,000,000 | $ (407,000,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of debt bore fixed interest rates, including the effect of interest rate swaps | 65.00% | 69.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of debt bore floating interest rates, including the effect of interest rate swaps | 35.00% | 31.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of foreign currency contracts |  |  |  |  |  |  |  |  | 2 | 1 |  |  |  |  |  |  |  |  |  |

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