Consolidated Statement of Shareholders' Equity - USD ($) $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained (Deficit) Earnings [Member]	Accumulated Other Comprehensive (Loss) Income [Member]
Balance at Oct. 31, 2020	$ 472.3	$ 0.1	$ 496.1	$ (21.1)	$ (2.8)
Balance, shares at Oct. 31, 2020		63,403,326
Net income	44.4			44.4
Sale of business	2.4				2.4
Other comprehensive income (loss), net of tax	0.3				0.3
Stock-based compensation expense	7.8		7.8
Exercise of common stock options	2.0		2.0
Exercise of common stock options, shares		221,900
Vesting of restricted and performance stock units, net of forfeitures and employee tax withholdings	(1.7)		(1.7)
Vesting of restricted and performance stock units, net of forfeitures and employee tax withholdings, shares		316,831
Issuance of restricted stock awards, net of forfeitures and employee tax withholdings on vested awards	(0.2)		(0.2)
Issuance of restricted stock shares net of forfeitures and tax withholdings, Shares		723,092
Settlement of liability awards	2.0		2.0
Settlement of liability awards, Shares		169,142
Repurchase and retirement of common stock	(3.9)		(3.9)
Repurchase and retirement of common stock, Shares		(250,000)
Dividends declared on common stock	(6.6)			(6.6)
Balance at Oct. 31, 2021	518.8	$ 0.1	502.1	16.7	(0.1)
Balance, shares at Oct. 31, 2021		64,584,291
Net income	15.2			15.2
Other comprehensive income (loss), net of tax	0.4				0.4
Stock-based compensation expense	8.7		8.7
Exercise of common stock options	0.3		0.3
Exercise of common stock options, shares		44,900
Vesting of restricted and performance stock units, net of forfeitures and employee tax withholdings	(2.1)		(2.1)
Vesting of restricted and performance stock units, net of forfeitures and employee tax withholdings, shares		274,485
Issuance of restricted stock awards, net of forfeitures and employee tax withholdings on vested awards	(2.6)		(2.6)
Issuance of restricted stock shares net of forfeitures and tax withholdings, Shares		223,341
Repurchase and retirement of common stock	(70.0)		(70.0)
Repurchase and retirement of common stock, Shares		(5,803,483)
Dividends declared on common stock	(12.4)			(12.4)
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	45.3			45.3
Other comprehensive income (loss), net of tax	(0.1)				(0.1)
Stock-based compensation expense	14.4		14.4
Exercise of common stock options	0.1		0.1
Exercise of common stock options, shares		6,000
Vesting of restricted and performance stock units, net of forfeitures and employee tax withholdings	(2.7)		(2.7)
Vesting of restricted and performance stock units, net of forfeitures and employee tax withholdings, shares		382,424
Forfeitures of restricted stock awards and employee tax withholdings on vested awards, net of issuances	(3.2)		(3.2)
Forfeitures of restricted stock awards and employee tax withholdings on vested awards, net of issuances, Shares		(206,129)
Dividends declared on common stock	(12.1)			(12.1)
Balance at Oct. 31, 2023	$ 498.0	$ 0.1	$ 445.0	$ 52.7	$ 0.2
Balance, shares at Oct. 31, 2023		59,505,829