Common Stock (Details) In Millions, unless otherwise specified	6 Months Ended
	Apr. 30, 2014
Common Stock Disclosure Details [Abstract]
Amount of non-voting common stock shares authorized by the Company's Board of Directors to be repurchased under the share repurchase plan	8.0
Non-voting common stock shares repurchased and retired under the Company's current share repurchase plan during the period	2.7
Non-voting common stock shares repurchased and retired under the Company's previous repurchase authorization during the period	0.9
Non-voting shares remaining to be repurchased and retired under the Company's current share repurchase plan as of the end of the period	5.3