INVESTMENT IN JOINT VENTURE - Summary of Red Iron (Details) - Red Iron Acceptance, LLC - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Schedule of Equity Method Investments [Line Items]
Revenues	$ 42,051	$ 35,158	$ 31,812
Interest and operating expenses, net	(17,288)	(13,030)	(10,506)
Net income	24,763	22,128	$ 21,306
Finance receivables, net	446,138	407,533
Other assets	3,449	2,888
Total assets	449,587	410,421
Notes payable	378,128	347,968
Other liabilities	21,366	16,617
Partners' capital	50,093	45,836
Total liabilities and partners' capital	$ 449,587	$ 410,421