OTHER COMPREHENSIVE INCOME ITEMS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013
Accumulated other comprehensive income (loss)
Balance at the beginning of the period			$ (2,693.1)
Other comprehensive income (loss) items before reclassification			(85)
Amounts reclassified from accumulated other comprehensive income			133
Net current period other comprehensive income (loss)	18.8	(44.8)	48.4	72.7
Balance at the end of the period	(2,644.7)	(4,498.8)	(2,644.7)	(4,498.8)
Retirement Benefits Adjustment
Accumulated other comprehensive income (loss)
Balance at the beginning of the period			(2,809.0)
Other comprehensive income (loss) items before reclassification			12
Amounts reclassified from accumulated other comprehensive income			113
Net current period other comprehensive income (loss)			125.0
Balance at the end of the period	(2,684.0)		(2,684.0)
Cumulative Translation Adjustment
Accumulated other comprehensive income (loss)
Balance at the beginning of the period			113.0
Other comprehensive income (loss) items before reclassification			(95)
Amounts reclassified from accumulated other comprehensive income			9
Net current period other comprehensive income (loss)			(86.0)
Balance at the end of the period	27.0		27.0
Unrealized Gain (Loss) on Derivatives
Accumulated other comprehensive income (loss)
Balance at the beginning of the period			(3.0)
Other comprehensive income (loss) items before reclassification			(7)
Amounts reclassified from accumulated other comprehensive income			11
Net current period other comprehensive income (loss)			4.0
Balance at the end of the period	1.0		1.0
Unrealized Gain (Loss) on Investments
Accumulated other comprehensive income (loss)
Balance at the beginning of the period			6.0
Other comprehensive income (loss) items before reclassification			5
Net current period other comprehensive income (loss)			5.0
Balance at the end of the period	$ 11.0		$ 11.0