Condensed Unaudited Consolidated Statements of Shareholders' Equity - USD ($) $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Oct. 31, 2022	$ 456.3	$ 0.1	$ 436.4	$ 19.5	$ 0.3
Balance, shares at Oct. 31, 2022		59,323,534
Net income (loss)	(13.5)			(13.5)
Stock-based compensation expense	5.9		5.9
Vesting of restricted and performance stock units and awards, net of employee tax withholdings	(1.3)		(1.3)
Vesting of restricted and performance stock units and awards, net of employee tax withholdings, shares		214,746
Other comprehensive loss, net of tax	(0.5)				(0.5)
Forfeitures of restricted stock awards and employee tax withholdings on vested awards, net of issuances	(3.1)		(3.1)
Forfeitures of restricted stock awards and employee tax withholdings on vested awards, net of issuances, Shares		(23,243)
Dividends declared on common stock	(3.1)			(3.1)
Balance at Jan. 31, 2023	440.7	$ 0.1	437.9	2.9	(0.2)
Balance, shares at Jan. 31, 2023		59,515,037
Balance at Oct. 31, 2022	456.3	$ 0.1	436.4	19.5	0.3
Balance, shares at Oct. 31, 2022		59,323,534
Net income (loss)	0.7
Other comprehensive loss, net of tax	(0.5)
Balance at Apr. 30, 2023	453.3	$ 0.1	439.3	14.1	(0.2)
Balance, shares at Apr. 30, 2023		59,403,839
Balance at Jan. 31, 2023	440.7	$ 0.1	437.9	2.9	(0.2)
Balance, shares at Jan. 31, 2023		59,515,037
Net income (loss)	14.2			14.2
Stock-based compensation expense	1.6		1.6
Vesting of restricted and performance stock units and awards, net of employee tax withholdings	(0.1)		(0.1)
Vesting of restricted and performance stock units and awards, net of employee tax withholdings, shares		9,321
Issuance of restricted stock shares net of forfeitures and tax withholdings, Shares		(120,519)
Issuance of restricted stock awards, net of forfeitures and employee tax withholdings on vested awards	(0.1)		(0.1)
Dividends declared on common stock	(3.0)			(3.0)
Balance at Apr. 30, 2023	453.3	$ 0.1	439.3	14.1	(0.2)
Balance, shares at Apr. 30, 2023		59,403,839
Balance at Oct. 31, 2023	498.0	$ 0.1	445.0	52.7	0.2
Balance, shares at Oct. 31, 2023		59,505,829
Net income (loss)	182.7			182.7
Stock-based compensation expense	2.9		2.9
Vesting of restricted and performance stock units and awards, net of employee tax withholdings	(2.0)		(2.0)
Vesting of restricted and performance stock units and awards, net of employee tax withholdings, shares		255,651
Other comprehensive loss, net of tax	(0.2)				(0.2)
Issuances of restricted stock awards, net of employee tax withholdings on vested awards	(2.9)		(2.9)
Issuances of restricted stock awards, net of employee tax withholdings on vested awards, Shares		14,233
Dividends declared on common stock	(182.4)			(182.4)
Balance at Jan. 31, 2024	496.1	$ 0.1	443.0	53.0
Balance, shares at Jan. 31, 2024		59,775,713
Balance at Oct. 31, 2023	498.0	$ 0.1	445.0	52.7	$ 0.2
Balance, shares at Oct. 31, 2023		59,505,829
Net income (loss)	197.9
Other comprehensive loss, net of tax	(0.2)
Balance at Apr. 30, 2024	379.7	$ 0.1	314.5	65.1
Balance, shares at Apr. 30, 2024		51,914,477
Balance at Jan. 31, 2024	496.1	$ 0.1	443.0	53.0
Balance, shares at Jan. 31, 2024		59,775,713
Net income (loss)	15.2			15.2
Stock-based compensation expense	3.0		3.0
Vesting of restricted and performance stock units and awards, net of employee tax withholdings	(1.8)		(1.8)
Vesting of restricted and performance stock units and awards, net of employee tax withholdings, shares		115,232
Issuances of restricted stock awards, Shares		23,532
Repurchase and retirement of common stock, including fees and excise taxes	(129.7)		(129.7)
Repurchase and retirement of common stock, including fees and excise taxes, Shares		(8,000,000)
Dividends declared on common stock	(3.1)			(3.1)
Balance at Apr. 30, 2024	$ 379.7	$ 0.1	$ 314.5	$ 65.1
Balance, shares at Apr. 30, 2024		51,914,477