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Compensation Plans - Additional Information (Details) shares in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Nov. 30, 2016 USD ($) plan shares | Nov. 30, 2015 USD ($) | Nov. 30, 2014 USD ($) | Mar. 31, 2014
Employee Benefits Disclosure [Line Items] |  |  |  |
Shares available for future grant | shares | 17.3 |  |  |
Award vesting period | 3 years |  |  |
Unrecognized compensation cost | $ 50 |  |  |
Weighted-average period over which cost is expected to be recognized | 1 year 4 months 24 days |  |  |
Pension expense | $ 27 | $ 47 | $ 69 |
Defined contribution plans, total expense | $ 30 | $ 30 | $ 25 |
Restricted Stock Awards |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Award vesting period | 3 years |  |  |
Restricted Stock Units |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Award vesting period | 3 years |  |  |
Pension Plan |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Weighted-average discount rates | 2.90% | 3.50% |  |
Net of benefit obligations and plan assets | $ 88 |  |  |
Multiemployer Defined Benefit Pension Plan |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Number of multiemployer plans | plan | 2 |  |  |
Multiemployer Defined Benefit Pension Plan | MNOPF |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Funded percentage |  |  |  | 90.00%
Employer contribution as a percentage of total contributions made by all plan participants | 5.00% | 5.00% | 5.00% |
Multiemployer Defined Benefit Pension Plan | MNRPF |  |  |  |
Employee Benefits Disclosure [Line Items] |  |  |  |
Funded percentage |  |  |  | 67.00%
Employer contribution as a percentage of total contributions made by all plan participants | 5.00% | 5.00% | 5.00% |

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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 Multi Employer Plans Funded Percentage + References No definition available. + Details
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- Definition Multiemployer Plans, Number + References No definition available. + 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=65897934&loc=d3e1928-114920 + Details
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- Definition The funded status is measured as the difference between the fair value of plan assets and the benefit obligation. Will normally be the same as the net Defined Benefit Plan, Amounts Recognized in Balance Sheet, Total. + 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 (c) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64852052&loc=d3e1703-114919 + Details
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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: 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=49170846&loc=d3e28014-114942 + 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 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 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 Reference 2: 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=66902209&loc=d3e3602-108585 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=65897934&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=65897934&loc=d3e1928-114920 + 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 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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