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Long-Term Debt - Summary of Long-Term Debt Carrying Values Including Unamortized Discounts and Premiums (Detail) (USD $)
In Thousands, unless otherwise specified |
Aug. 31, 2014
|
Nov. 30, 2013
|
|---|---|---|
| Debt Instrument [Line Items] | ||
| Long-term debt | $ 6,625,978 | $ 6,232,806 |
|
Unsecured Debt [Member]
|
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| Debt Instrument [Line Items] | ||
| Long-term debt | 6,367,978 | 6,032,806 |
|
Secured debt [Member]
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| Debt Instrument [Line Items] | ||
| Long-term debt | 258,000 | 200,000 |
|
5.875% Senior Notes, due 2014 [Member] | Unsecured Debt [Member]
|
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| Debt Instrument [Line Items] | ||
| Long-term debt | 255,676 | |
|
3.875% Senior Note, due 2015 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 510,026 | 516,204 |
|
5.5% Senior Notes, due 2016 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 365,739 | 373,178 |
|
5.125% Senior Notes, due 2018 [Member] | Unsecured Debt [Member]
|
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| Debt Instrument [Line Items] | ||
| Long-term debt | 845,310 | 854,011 |
|
8.5% Senior Notes, due 2019 [Member] | Unsecured Debt [Member]
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||
| Debt Instrument [Line Items] | ||
| Long-term debt | 839,300 | 858,425 |
|
2.375% Euro Medium Term Notes, due 2020 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 655,129 | |
|
6.875% Senior Note, due 2021 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 856,575 | 866,801 |
|
2.25% Euro Medium Term Notes, due 2022 [Member] | Unsecured Debt [Member]
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||
| Debt Instrument [Line Items] | ||
| Long-term debt | 4,605 | 4,792 |
|
5.125% Senior Notes, due 2023 [Member] | Unsecured Debt [Member]
|
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| Debt Instrument [Line Items] | ||
| Long-term debt | 623,900 | 625,626 |
|
6.45% Senior Debentures, due 2027 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 381,951 | 383,224 |
|
3.875% Convertible Senior Debentures due 2029 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 350,288 | 359,281 |
|
6.25% Senior Debentures, due 2036 [Member] | Unsecured Debt [Member]
|
||
| Debt Instrument [Line Items] | ||
| Long-term debt | 513,122 | 513,343 |
|
6.50% Senior Notes, due 2043 [Member] | Unsecured Debt [Member]
|
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| Debt Instrument [Line Items] | ||
| Long-term debt | $ 422,033 | $ 422,245 |