FAIR VALUE MEASUREMENTS (Details 2) (USD $) In Millions, unless otherwise specified	Oct. 31, 2013		Oct. 31, 2012		Oct. 31, 2011
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	$ 1,624.8		$ 1,470.4
Derivative assets	394		637
Derivative liabilities	179		149
Transfer from Level 1 to Level 2, assets	0		0		0
Transfer from Level 2 to Level 1, assets	0		0		0
Transfer from Level 1 to Level 2, liabilities	0		0		0
Transfer from Level 2 to Level 1, liabilities	0		0		0
Assets and Liabilities Measured at Fair Value on a Recurring Basis | Level 1 and 2
Assets and Liabilities Measured at Fair Value on Recurring and Nonrecurring Basis
Marketable securities	1,625.0		1,470.0
Total assets	2,019	[1]	2,107	[1]
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	1,312.0		1,200.0
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	20.0
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	1,247.0		1,139.0
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	179		149
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	347		609
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	120		72
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	32		17
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	42		18
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	15		11
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	17		59
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	36.0		38.0
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	138.0		110.0
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	$ 119.0	[2]	$ 122.0	[2]

[1] Excluded from this table are cash equivalents, which are carried at cost that approximates fair value. The cash equivalents consist primarily of money market funds.

[2] Primarily issued by U.S. government sponsored enterprises.