SHARE-BASED COMPENSATION (Tables)

12 Months Ended

Oct. 31, 2023

Share-Based Payment Arrangement [Abstract]

Share-based Payment Arrangement, Option, Activity [Table Text Block]

Information concerning share-based activity for each of the last three fiscal years ended October 31 is as follows (in thousands, except per share data):

		Shares Under Option
	Shares Available For Grant	Shares	Weighted Average Exercise Price
Outstanding as of October 31, 2020	4,064	3,993	$36.75
Granted	(699)	699	$125.57
Exercised	—	(342)	$21.88
Cancelled	9	(9)	$64.78
Outstanding as of October 31, 2021	3,374	4,341	$52.16
Granted	(56)	56	$120.76
Exercised	—	(762)	$22.40
Cancelled	6	(6)	$67.98
Outstanding as of October 31, 2022	3,324	3,629	$59.44
Granted	(969)	969	$144.72
Exercised	—	(537)	$29.23
Cancelled	7	(7)	$111.41
Outstanding as of October 31, 2023	2,362	4,054	$83.74

Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]

Information concerning stock options outstanding (all of which are vested or expected to vest) and stock options exercisable by class of common stock as of October 31, 2023 is as follows (in thousands, except per share and contractual life data):

	Options Outstanding
	Number Outstanding	Weighted Average Exercise Price	Weighted Average Remaining Contractual Life (Years)	Aggregate Intrinsic Value
Common Stock	1,676	$84.81	5.3	$125,273
Class A Common Stock	2,378	$82.99	6	108,190
	4,054	$83.74	5.7	$233,463

	Options Exercisable
	Number Exercisable	Weighted Average Exercise Price	Weighted Average Remaining Contractual Life (Years)	Aggregate Intrinsic Value
Common Stock	1,123	$51.27	3.5	$120,299
Class A Common Stock	1,388	$54.40	4.2	100,977
	2,511	$53.00	3.9	$221,276

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value [Table Text Block]

Information concerning stock options exercised is as follows (in thousands):

	Year ended October 31,
	2023	2022	2021
Cash proceeds from stock option exercises	$6,713	$2,352	$5,344
Tax benefit realized from stock option exercises	6,101	17,752	14,186
Intrinsic value of stock option exercises	63,710	86,015	33,428

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

The fair value of each stock option grant in fiscal 2023, 2022 and 2021 was estimated on the date of grant using the Black-Scholes option-pricing model based on the following weighted average assumptions:

	2023				2022		2021
	Common Stock		Class A Common Stock		Class A Common Stock		Common Stock		Class A Common Stock
Expected stock price volatility	31.48	%	33.59	%	32.61	%	30.17	%	32.65	%
Risk-free interest rate	3.63	%	3.64	%	1.72	%	1.40	%	1.09	%
Dividend yield	.15	%	.17	%	.18	%	.17	%	.19	%
Forfeiture rate	.00	%	.00	%	.00	%	.00	%	.00	%
Expected option life (years)	8		6		6		9		6
Weighted average fair value	$69.57		$50.90		$41.00		$51.16		$39.00