CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Oct. 31, 2011	Oct. 31, 2010
LIABILITIES AND STOCKHOLDERS' EQUITY
Redeemable Preferred Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Redeemable Preferred Stock, shares issued (in shares)	2,800,000	2,800,000
Redeemable Preferred Stock, shares outstanding (in shares)	2,800,000	2,800,000
Stockholders' Equity
7.5% Series D Senior Cumulative Preferred Stock, liquidation preference (in dollars per share)	$ 25.00	$ 25.00
7.5% Series D Senior Cumulative Preferred Stock, shares issued (in shares)	2,450,000	2,450,000
7.5% Series D Senior Cumulative Preferred Stock, shares outstanding (in shares)	2,450,000	2,450,000
Excess Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Excess Stock, shares authorized (in shares)	10,000,000	10,000,000
Excess Stock, shares issued (in shares)	0	0
Excess Stock, shares outstanding (in shares)	0	0
Common Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, shares authorized (in shares)	30,000,000	30,000,000
Common Stock, shares issued (in shares)	8,671,888	8,461,440
Common Stock, shares outstanding (in shares)	8,671,888	8,461,440
Class A Common [Member]
Stockholders' Equity
Common Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, shares authorized (in shares)	40,000,000	40,000,000
Common Stock, shares issued (in shares)	20,891,330	20,819,698
Common Stock, shares outstanding (in shares)	20,891,330	20,819,698