Investments in Distressed Loans and Foreclosed Real Estate (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2014	Apr. 30, 2013	Jan. 31, 2014	Oct. 31, 2013	Jan. 31, 2013	Oct. 31, 2012
Real Estate Properties [Line Items]
Real Estate Acquired Through Foreclosure	$ 76,652,000	$ 71,458,000	$ 76,652,000	$ 71,458,000	$ 79,267,000	$ 72,972,000	$ 68,764,000	$ 58,353,000
Investments in Non-Performing Loan Portfolios and Foreclosed Real Estate (Textual) [Abstract]
Investment in performing loans	0		0			800,000
Financing Receivable, Recorded Investment, Nonaccrual Status	11,500,000		11,500,000			21,400,000
Gains (losses) upon acquisition of REO	0	800,000	1,500,000	1,500,000
Income from Gibraltar	1,382,000	961,000	5,714,000	1,112,000
Assets Held-for-sale [Member]
Real Estate Properties [Line Items]
Real Estate Acquired Through Foreclosure	7,200,000		7,200,000			9,400,000
real estate held and used [Member]
Real Estate Properties [Line Items]
Real Estate Acquired Through Foreclosure	$ 69,500,000		$ 69,500,000			$ 62,000,000