FAIR VALUE MEASUREMENTS (Details 2) - USD ($) $ in Millions	Jul. 31, 2015	Oct. 31, 2014	Jul. 31, 2014
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	$ 421.1	$ 1,215.1	$ 1,489.4
Derivative assets	425.0	353.0	348.0
Derivative liabilities	109.0	110.0	134.0
Transfer from Level 1 to Level 2, assets	0.0		0.0
Transfer from Level 2 to Level 1, assets	0.0		0.0
Transfer from Level 1 to Level 2, liabilities	0.0		0.0
Transfer from Level 2 to Level 1, liabilities	0.0		0.0
Other Assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	425.0	353.0	348.0
Accounts Payable and Accrued Expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	109.0	110.0	134.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 1 and 2 | U.S. Government Debt Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	82.0	808.0	1,108.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 1 | International Equity Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	8.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 1 | Equity Fund
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	35.0	45.0	32.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 1 | Fixed Income Fund
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities		10.0	10.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 1 | U.S. Government Debt Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	37.0	741.0	1,041.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Total liabilities	109.0	110.0	134.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Interest Rate Contracts | Other Assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	341.0	319.0	321.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Interest Rate Contracts | Accounts Payable and Accrued Expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	83.0	81.0	101.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Foreign Exchange Contracts | Other Assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	57.0	18.0	14.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Foreign Exchange Contracts | Accounts Payable and Accrued Expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities	26.0	29.0	32.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Cross-Currency Interest Rate Contracts | Other Assets
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative assets	27.0	16.0	13.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Cross-Currency Interest Rate Contracts | Accounts Payable and Accrued Expenses
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Derivative liabilities			1.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Municipal Debt Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	30.0	34.0	34.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Corporate Debt Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	104.0	172.0	169.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 | Mortgage-Backed Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	115.0	146.0	136.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 2 and 3 | International Debt Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	47.0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 3 | International Debt Securities
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	31.0
Total Estimated Fair Value | Assets and Liabilities Measured at Fair Value on a Recurring Basis
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	421.0	1,215.0	1,489.0
Total assets	$ 846.0	$ 1,568.0	$ 1,837.0