Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Oct. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The changes in the carrying amount of goodwill by reportable segment for fiscal 2023 and 2022 were as follows (dollars in millions):

	Professional		Residential		Other		Total
Balance as of October 31, 2021	$	411.1	$	10.6	$	—	$	421.7
Goodwill acquired	163.7		—		—		163.7
Translation adjustments	(1.8)		(0.3)		—		(2.1)
Balance as of October 31, 2022	573.0		10.3		—		583.3
Non-cash impairment charge	(133.3)		—		—		(133.3)
Translation adjustments	0.8		—		—		0.8
Balance as of October 31, 2023	$	440.5	$	10.3	$	—	$	450.8

Schedule of Finite-Lived Intangible Assets

The components of other intangible assets were as follows (dollars in millions, except weighted-average useful life in years):

October 31, 2023	Weighted-Average Useful Life in Years	Gross Carrying Amount		Accumulated Amortization		Net
Patents	9.9	$	18.2	$	(16.0)	$	2.2
Non-compete agreements	5.5	6.9		(6.9)		—
Customer-related	15.8	327.5		(106.7)		220.8
Developed technology	7.1	102.0		(63.1)		38.9
Trade names	13.7	10.7		(4.0)		6.7
Backlog and other	0.6	5.7		(5.7)		—
Total finite-lived	13.3	471.0		(202.4)		268.6
Indefinite-lived - trade names		271.5		—		271.5
Total other intangible assets, net		$	742.5	$	(202.4)	$	540.1

October 31, 2022	Weighted-Average Useful Life in Years	Gross Carrying Amount		Accumulated Amortization		Net
Patents	9.9	$	18.2	$	(15.3)	$	2.9
Non-compete agreements	5.5	6.8		(6.8)		—
Customer-related	16.0	321.0		(83.8)		237.2
Developed technology	7.1	101.9		(53.0)		48.9
Trade names	13.8	10.7		(3.4)		7.3
Backlog and other	0.6	5.7		(5.5)		0.2
Total finite-lived	13.4	464.3		(167.8)		296.5
Indefinite-lived - trade names		289.3		—		289.3
Total other intangible assets, net		$	753.6	$	(167.8)	$	585.8

Schedule of Indefinite-Lived Intangible Assets

The components of other intangible assets were as follows (dollars in millions, except weighted-average useful life in years):

October 31, 2023	Weighted-Average Useful Life in Years	Gross Carrying Amount		Accumulated Amortization		Net
Patents	9.9	$	18.2	$	(16.0)	$	2.2
Non-compete agreements	5.5	6.9		(6.9)		—
Customer-related	15.8	327.5		(106.7)		220.8
Developed technology	7.1	102.0		(63.1)		38.9
Trade names	13.7	10.7		(4.0)		6.7
Backlog and other	0.6	5.7		(5.7)		—
Total finite-lived	13.3	471.0		(202.4)		268.6
Indefinite-lived - trade names		271.5		—		271.5
Total other intangible assets, net		$	742.5	$	(202.4)	$	540.1

October 31, 2022	Weighted-Average Useful Life in Years	Gross Carrying Amount		Accumulated Amortization		Net
Patents	9.9	$	18.2	$	(15.3)	$	2.9
Non-compete agreements	5.5	6.8		(6.8)		—
Customer-related	16.0	321.0		(83.8)		237.2
Developed technology	7.1	101.9		(53.0)		48.9
Trade names	13.8	10.7		(3.4)		7.3
Backlog and other	0.6	5.7		(5.5)		0.2
Total finite-lived	13.4	464.3		(167.8)		296.5
Indefinite-lived - trade names		289.3		—		289.3
Total other intangible assets, net		$	753.6	$	(167.8)	$	585.8

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated amortization expense for the succeeding fiscal years is as follows (dollars in millions):

Succeeding fiscal year	Estimated amortization expense
2024	$	34.5
2025	31.7
2026	30.5
2027	25.6
2028	22.3
Thereafter	124.0
Total estimated amortization expense	$	268.6