v2.4.1.9
INCOME TAXES (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jan. 31, 2015
Jan. 31, 2014
Income Tax Examination [Line Items]    
Effective Income Tax Rate Reconciliation, Percent 10.10%us-gaap_EffectiveIncomeTaxRateContinuingOperations 19.50%us-gaap_EffectiveIncomeTaxRateContinuingOperations
Income Tax Expense (Benefit) $ 8us-gaap_IncomeTaxExpenseBenefit $ 18us-gaap_IncomeTaxExpenseBenefit
Net Discrete Tax expense $ (10)keys_NetDiscreteTaxExpense $ 9keys_NetDiscreteTaxExpense