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Accumulated Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Oct. 31, 2016
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Components of Accumulated Other Comprehensive Income (Loss) | Components of accumulated other comprehensive income (loss), on an after-tax basis where applicable, were as follows:
| Year Ended October 31,
| 2016 |  | 2015
| (in thousands)
Cumulative currency translation adjustments | $ | (84,700 | ) |  | $ | (90,508 | )
Unrealized gain (loss) on derivative instruments, net of taxes | (19,896 | ) |  | (14,839 | )
Unrealized gain (loss) on available-for-sale securities, net of taxes | 19 |  |  | (28 | )
Total accumulated other comprehensive income (loss) | $ | (104,577 | ) |  | $ | (105,375 | )
Effect of Amounts Reclassified out of Each Component of Accumulated Other Comprehensive Income (Loss) into Net Income | The effect of amounts reclassified out of each component of accumulated other comprehensive income (loss) into net income was as follows:
| Year Ended October 31,
| 2016 |  | 2015 |  | 2014
| (in thousands)
Reclassifications from accumulated other comprehensive income (loss) into consolidated statement of operations: |  |  |  |  |
Gain (loss) on cash flow hedges, net of taxes |  |  |  |  |
Revenues | $ | (8,585 | ) |  | $ | 9,270 |  |  | $ | 2,339 |
Operating expenses | (12,125 | ) |  | (24,193 | ) |  | 1,543 |
Gain (loss) on available-for-sale securities |  |  |  |  |
Other income (expense) | 18 |  |  | 41 |  |  | — |
Total reclassifications into net income | $ | (20,692 | ) |  | $ | (14,882 | ) |  | $ | 3,882 |

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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