Investments in Unconsolidated Entities (Details 8) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
Condensed Statements of Operations and Comprehensive Income:
Income before income taxes	$ 303,395	$ 151,865	$ 600,626	$ 319,910
Income Tax Expense (Benefit)	68,463	37,104	141,329	72,603
Net Income (Loss) Attributable to Noncontrolling Interest	27	(2)	47	6
Net income	234,932	114,761	459,297	247,307
Income (loss) from equity method investments	16,636	(2,566)	28,313	5,304
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Condensed Statements of Operations and Comprehensive Income:
Revenues	89,304	78,897	268,257	291,179
Cost of Revenue	52,414	56,830	209,273	197,192
Other Cost and Expense, Operating	37,497	28,185	107,968	106,422
Income before income taxes	(3,182)	(5,065)	(51,769)	(11,382)
Other Income	44,065	448	79,398	977
Net Income Before Noncontrolling Interest	40,883	(4,617)	27,629	(10,405)
Income Tax Expense (Benefit)	27	37	(1,632)	(111)
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	40,856	(4,654)	29,261	(10,294)
Net Income (Loss) Attributable to Noncontrolling Interest	0	34	(174)	34
Net income	40,856	(4,620)	29,087	(10,260)
Income (loss) from equity method investments	16,636	(2,566)	28,313	5,304
Costs and Expenses	89,911	85,015	317,241	303,614
Income From Non Performing Loan Portfolios and Foreclosed Real Estate	$ (2,575)	$ 1,053	$ (2,785)	$ 1,053