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Compensation Plans - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Nov. 30, 2013 | Nov. 30, 2012 | Nov. 30, 2011 | Mar. 31, 2013
Employee Benefits Disclosure [Line Items] |  |  |  |
Share-based compensation expense | $ 42 | $ 39 | $ 46 |
Share-based compensation expense included in selling and administrative expense | 1,879 | 1,720 | 1,717 |
Share-based compensation expense included in cruise payroll and related expenses | 1,859 | 1,742 | 1,723 |
Share-based compensation arrangement by share-based payment award additional percentage increase | 25.00% |  |  |
Fair value of market-based share award | 4 |  |  |
Share-based compensation arrangement by share-based payment award additional percentage decrease | 25.00% |  |  |
Share-based awards, grant date fair value | 42 | 52 | 53 |
Unrecognized compensation cost | 42 |  |  |
Deferred Compensation, Share-based Payments |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Share-based compensation expense included in selling and administrative expense | 39 | 36 | 42 |
Share-based compensation expense included in cruise payroll and related expenses | 3 | 3 | 4 |
TBS Awards |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Weighted-average period over which cost is expected to be recognized | 1 year 8 months |  |  |
PBS Awards |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
PBS awards earnings per share growth period | 3 years | 3 years | 3 years |
PBS award opportunity to earn, minimum | 0.00% | 0.00% | 0.00% |
PBS award opportunity to earn, maximum | 150.00% | 200.00% |  |
Weighted-average period over which cost is expected to be recognized | 2 years 6 months |  |  |
MBS award |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Weighted-average period over which cost is expected to be recognized | 3 years 5 months |  |  |
Multiemployer Plans, Pension | MNOPF |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Funded percentage |  |  |  | 85.00%
Special assessment invoice expensed in cruise payroll and related expense | 15 |  |  |
Employer contribution as a percentage of total contributions made by all plan participants | 5.00% | 5.00% | 5.00% |
Multiemployer Plans, Pension | MNRPF |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Funded percentage |  |  |  | 74.00%
Employer contribution as a percentage of total contributions made by all plan participants | 5.00% | 5.00% | 5.00% |
Stock Option And Award Plans |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Shares available for future grant | 30.7 |  |  |
Restricted Stock Awards |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Award vesting period description | RSAs have been granted to certain officers and non-executive board members and substantially all of them vest at the end of three years. |  |  |
TBS awards vesting period | 3 years |  |  |
Restricted Stock Units |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Award vesting period description | Carnival Corporation and Carnival plc grant RSUs, substantially all of which also vest at the end of three years and accrue forfeitable dividend equivalents on each outstanding RSU, in the form of additional RSUs, based on dividends declared. |  |  |
TBS awards vesting period | 3 years |  |  |
Employee Stock Option |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Intrinsic value of options exercised | 3 | 7 | 18 |
Employee Stock Option | Maximum |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Stock options expiration year | 2016 |  |  |
Pension Plans, Defined Benefit |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Weighted-average discount rates | 4.00% | 3.50% |  |
Pension expense | 62 | 45 | 46 |
Defined Contribution Pension |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Pension expense | $ 25 | $ 22 | $ 21 |
First half of the MBS award | MBS award |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
TBS awards vesting period | 3 years |  |  |
Second half of the MBS award | MBS award |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
TBS awards vesting period | 4 years |  |  |

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- Definition Employer contribution as a percentage of total contributions made by all plan participants + References No definition available. + Details
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- Definition Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition The interest rate used to adjust for the time value of money for the plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Unrecognized cost of unvested share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The amount of pension and other (such as medical, dental and life insurance) postretirement benefit costs recognized during the period for (1) defined benefit plans (periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss) on assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments) and for (2) defined contribution plans (to the extent that a plan's defined contributions to an individual's account are to be made for periods in which that individual renders services, the net cost for a period is the contribution called for in that period; if a plan calls for contributions for periods after an individual retires or terminates, the estimated cost is accrued during the employee's service period). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 + Details
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- Definition The amount of pension benefit costs recognized during the period for (1) defined benefit plans and (2) defined contribution plans. For defined benefit plans, pension expense includes the following components: service cost, interest cost, expected return on plan assets, gain (loss) on plan assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments. For defined contribution plans, the pension expense generally equals the firm's contribution to employees' accounts (if the firm contributes) during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 4 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6386349&loc=d3e3636-108311 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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