CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands		Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss, Net of Taxes	Retained Earnings
Balance, beginning of period (in shares) at Oct. 31, 2022			65,600,000
Balance, beginning of period at Oct. 31, 2022			$ 700	$ 675,500	$ (16,200)	$ 1,057,200
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net (in shares)			600,000
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net			$ 0	(10,900)
Share-based compensation expense				14,600
Repurchase of common stock, including excise taxes (in shares)		0	0
Repurchase of common stock, including excise taxes			$ 0	0
Other comprehensive income (loss)					1,600
Net income		$ 90,400				90,400
Dividends
Common stock	[1]					(29,000)
Stock issued under share-based compensation plans						(1,100)
Balance, end of period (in shares) at Apr. 30, 2023			66,100,000
Balance, end of period at Apr. 30, 2023		1,782,800	$ 700	679,200	(14,600)	1,117,500
Balance, beginning of period (in shares) at Jan. 31, 2023			66,100,000
Balance, beginning of period at Jan. 31, 2023		1,782,800	$ 700	670,700	(15,100)	1,080,300
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net (in shares)			0
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net			$ 0	800
Share-based compensation expense				7,700
Repurchase of common stock, including excise taxes (in shares)			0
Repurchase of common stock, including excise taxes			$ 0	0
Other comprehensive income (loss)					500
Net income		51,900				51,900
Dividends
Common stock	[1]					(14,500)
Stock issued under share-based compensation plans						(200)
Balance, end of period (in shares) at Apr. 30, 2023			66,100,000
Balance, end of period at Apr. 30, 2023		$ 1,782,800	$ 700	679,200	(14,600)	1,117,500
Balance, beginning of period (in shares) at Oct. 31, 2023		62,847,387	62,800,000
Balance, beginning of period at Oct. 31, 2023		$ 1,799,900	$ 600	558,900	(9,200)	1,249,600
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net (in shares)			500,000
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net			$ 0	(7,800)
Share-based compensation expense				16,600
Repurchase of common stock, including excise taxes (in shares)		(560,000)	(600,000)
Repurchase of common stock, including excise taxes		$ (23,800)	$ 0	(23,800)
Other comprehensive income (loss)					(500)
Net income		$ 88,400				88,400
Dividends
Common stock	[1]					(28,300)
Stock issued under share-based compensation plans						(1,000)
Balance, end of period (in shares) at Apr. 30, 2024		62,756,634	62,800,000
Balance, end of period at Apr. 30, 2024		$ 1,843,600	$ 600	544,000	(9,800)	1,308,800
Balance, beginning of period (in shares) at Jan. 31, 2024			63,300,000
Balance, beginning of period at Jan. 31, 2024		$ 1,843,600	$ 600	558,500	(15,700)	1,279,300
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net (in shares)			0
Stock issued (taxes withheld) under employee stock purchase and share-based compensation plans, net			$ 0	1,000
Share-based compensation expense				8,400
Repurchase of common stock, including excise taxes (in shares)		(560,000)	(600,000)
Repurchase of common stock, including excise taxes		$ (23,800)	$ 0	(23,800)
Other comprehensive income (loss)					5,900
Net income		$ 43,800				43,800
Dividends
Common stock	[1]					(14,100)
Stock issued under share-based compensation plans						(200)
Balance, end of period (in shares) at Apr. 30, 2024		62,756,634	62,800,000
Balance, end of period at Apr. 30, 2024		$ 1,843,600	$ 600	$ 544,000	$ (9,800)	$ 1,308,800

[1] Cash dividends declared per common share were $0.225 and $0.220 for the three months ended April 30, 2024 and 2023, respectively, and $0.450 and $0.440 for the six months ended April 30, 2024 and 2023, respectively.