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Summary of Reconciliation of Beginning and Ending Balance of Gross Unrecognized Tax Benefit (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
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Oct. 31, 2012
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Oct. 31, 2011
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| Reconciliation of Unrecognized Tax Benefits [Line Items] | ||
| Beginning balance | $ 177,893 | $ 213,923 |
| Increases in unrecognized tax benefits related to prior year tax positions | 6,053 | 4,188 |
| Decreases in unrecognized tax benefits related to prior year tax positions | (35,010) | (44,061) |
| Increases in unrecognized tax benefits related to current year tax positions | 9,431 | 19,922 |
| Decreases in unrecognized tax benefits related to settlements with taxing authorities | (80,137) | (1,258) |
| Reductions in unrecognized tax benefits due to lapse of applicable statute of limitations | (3,499) | (15,200) |
| Increases in unrecognized tax benefits acquired | 35,171 | 350 |
| Changes in unrecognized tax benefits due to foreign currency translation | (222) | 29 |
| Ending Balance | $ 109,680 | $ 177,893 |
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- Details
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- Definition
Unrecognized Tax Benefits Acquisitions No definition available.
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- Definition
Unrecognized tax benefits, period increase decrease, due to foreign currency translation No definition available.
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- Definition
The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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