Investments in Unconsolidated Entities (Details 4) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Condensed Statements of Operations and Comprehensive Income:
Revenues	$ 60,755	$ 84,578	$ 226,772	$ 170,884
Cost of revenues	42,910	53,378	145,401	116,928
Other expenses	11,347	8,762	29,723	25,598
Total expenses	54,257	62,140	175,124	142,526
Gain on disposition of loans and REO	3,413	1,507	38,102	25,094
Income (loss) from operations	9,911	23,945	89,750	53,452
Other income	1,769	906	4,121	6,749
Net income (loss)	11,680	24,851	93,871	60,201
Less: (income) loss attributable to noncontrolling interest	3,819	706	(11,204)	(10,371)
Net income (loss) attributable to controlling interest	15,499	25,557	82,667	49,830
Other comprehensive income (loss)	0	40	100	(6)
Total comprehensive income (loss)	15,499	25,597	82,767	49,824
Income (loss) from unconsolidated entities	$ 4,998	$ 5,952	$ 22,754	$ 17,080