Business Combination - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended			12 Months Ended
	Apr. 01, 2019	Jan. 31, 2020	Oct. 31, 2019	Feb. 01, 2019	Oct. 31, 2019
Business Acquisition [Line Items]
Goodwill		$ 362,136	$ 362,253	$ 227,091	$ 362,253
Amortization of other intangible assets		4,700		1,800
Fiscal 2020 (remainder)		14,000
Fiscal 2021		18,300
Fiscal 2022		17,000
Fiscal 2023		15,300
Fiscal 2024		14,300
Fiscal 2025		12,600
After 2025		121,800
The Charles Machine Works, Inc.
Business Acquisition [Line Items]
Total purchase price	$ 684,973		685,000
Goodwill	135,521
Other intangible assets	264,190
Amortization of other intangible assets		3,100
Fiscal 2020 (remainder)		9,400
Fiscal 2021		12,600
Fiscal 2022		11,500
Fiscal 2023		10,100
Fiscal 2024		9,400
Fiscal 2025		7,700
After 2025		85,900
Revenue of acquiree since acquisition date		160,900
Business combination, pro forma information, earnings (loss) of acquiree since acquisition date, actual		9,400
Business Combination, Acquisition Related Costs					10,200
Operating Segments | Professional
Business Acquisition [Line Items]
Goodwill		350,134	$ 350,250		$ 350,250
Operating Segments | Professional | The Charles Machine Works, Inc.
Business Acquisition [Line Items]
Goodwill		$ 350,100		$ 215,000
Previously Reported | The Charles Machine Works, Inc.
Business Acquisition [Line Items]
Total purchase price	$ 679,300