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INCOME TAXES (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Apr. 26, 2015
Apr. 26, 2015
INCOME TAXES    
Unrecognized tax benefits including interest and penalties $ 25.3hrl_UnrecognizedTaxBenefitsIncludingInterestAndPenalties $ 25.3hrl_UnrecognizedTaxBenefitsIncludingInterestAndPenalties
Portion of unrecognized tax benefit including interest and penalties, that if recognized, would impact effective tax rate 16.4us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate 16.4us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
Interest and penalties expense related to uncertain tax positions recognized in income tax expense 0.4us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense 0.4us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
Accrued interest and penalties, associated with unrecognized tax benefits $ 3.1us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued $ 3.1us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued