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Summary of Restructuring Activity (Detail) (USD $)
In Thousands, unless otherwise specified
6 Months Ended 12 Months Ended
May 01, 2015
Oct. 31, 2014
Restructuring And Related Activities [Abstract]    
Accrued Liabilities, Beginning Balance $ 5,915us-gaap_RestructuringReserve $ 0us-gaap_RestructuringReserve
Accrued Liabilities, Amounts accrued and incurred 7,348us-gaap_RestructuringReservePeriodIncreaseDecrease 20,388us-gaap_RestructuringReservePeriodIncreaseDecrease
Accrued Liabilities, Amounts paid (9,845)us-gaap_PaymentsForRestructuring (11,688)us-gaap_PaymentsForRestructuring
Accrued Liabilities, Write-off (560)us-gaap_RestructuringReserveSettledWithoutCash1 (2,585)us-gaap_RestructuringReserveSettledWithoutCash1
Accrued Liabilities, Currency translation adjustments (130)us-gaap_RestructuringReserveTranslationAdjustment (200)us-gaap_RestructuringReserveTranslationAdjustment
Accrued Liabilities, Ending Balance $ 2,728us-gaap_RestructuringReserve $ 5,915us-gaap_RestructuringReserve