Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Oct. 31, 2014	Oct. 31, 2013
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	100,000us-gaap_PreferredStockSharesAuthorized	100,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued	5,600us-gaap_PreferredStockSharesIssued	5,600us-gaap_PreferredStockSharesIssued
Preferred stock, liquidation preference (in Dollars)	$ 140,000	$ 140,000
Preferred stock, outstanding	5,600us-gaap_PreferredStockSharesOutstanding	5,600us-gaap_PreferredStockSharesOutstanding
Common Class A [Member]
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	400,000,000	400,000,000
Common stock, shares issued	142,836,563	136,306,223
Common stock, shares held in Treasury	11,760,763	11,760,763
Common Class B [Member]
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	15,497,543	15,347,615
Common stock, shares held in Treasury	691,748	691,748

Face amount or stated value per share of common stock.

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