Statement of Consolidated Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Statement of Consolidated Comprehensive Income
Net income	$ 115.9us-gaap_ProfitLoss	$ 124.3us-gaap_ProfitLoss	$ 249.5us-gaap_ProfitLoss	$ 260.8us-gaap_ProfitLoss
Other comprehensive income (loss), net of income taxes
Cumulative translation adjustment	2.5	9.8	(45.8)	0.7
Unrealized gain on derivatives	1.0	0.3		2.4
Other comprehensive income (loss), net of income taxes	3.5	10.1	(45.8)	3.1
Comprehensive income of consolidated group	119.4	134.4	203.7	263.9
Comprehensive income attributable to the Company	$ 119.4us-gaap_ComprehensiveIncomeNetOfTax	$ 134.4us-gaap_ComprehensiveIncomeNetOfTax	$ 203.7us-gaap_ComprehensiveIncomeNetOfTax	$ 263.9us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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