Equity Earnings (Losses) of Unconsolidated Affiliates, Net of Tax and Net Income Attributable to Noncontrolling Interests (Details) (USD $)	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
Equity Earnings Losses of Unconsolidated Affiliates Net of Tax and Net Income Attributable to Noncontrolling Interests (Textual) [Abstract]
Equity earnings of affiliates	$ 4,838,000	$ 3,539,000	$ (436,000)
Net income attributable to noncontrolling interests	1,134,000	5,472,000	3,186,000
Percentage of investments in affiliates in which company have non controlling interest	20 percent or more
Dividends received from company's equity method affiliates	200,000	0	500,000
Principal balance of loan made to an entity deemed VIE	22,200,000
Outstanding amount of loan	20,000,000
Noncontrolling interests from the acquisition	$ 25,900,000
Voting rights	65.00%
Percentage of Ownership not Acquired	100.00%