OTHER COMPREHENSIVE INCOME ITEMS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Accumulated other comprehensive income (loss)
Balance at the beginning of the period	$ (2,693.1)
Other comprehensive income (loss) items before reclassification	(160)
Amounts reclassified from accumulated other comprehensive income	44
Net current period other comprehensive income (loss)	(116.3)	92.1
Balance at the end of the period	(2,809.4)	(4,479.5)
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	38
Net current period other comprehensive income (loss)	50.0
Balance at the end of the period	(2,759.0)
Cumulative Translation Adjustment
Accumulated other comprehensive income (loss)
Balance at the beginning of the period	113.0
Other comprehensive income (loss) items before reclassification	(168)
Net current period other comprehensive income (loss)	(168.0)
Balance at the end of the period	(55.0)
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	(3)
Amounts reclassified from accumulated other comprehensive income	6
Net current period other comprehensive income (loss)	3.0
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	(1)
Net current period other comprehensive income (loss)	(1.0)
Balance at the end of the period	$ 5.0