Segment Data -Schedule of Financial Information Concerning Reportable Segments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	May 02, 2025	May 03, 2024	May 02, 2025	May 03, 2024	Oct. 31, 2024
Financial information concerning reportable segments
Net sales	$ 1,317.9	$ 1,349.0	$ 2,312.9	$ 2,350.9
Earnings (loss) before income taxes	168.7	179.2	234.8	259.3
Total assets	3,788.1	3,852.2	3,788.1	3,852.2	$ 3,582.8
Operating Segments | Professional
Financial information concerning reportable segments
Net sales	1,014.1	1,005.6	1,782.9	1,762.1
Earnings (loss) before income taxes	202.1	190.7	329.3	303.5
Total assets	2,733.8	2,768.4	2,733.8	2,768.4
Operating Segments | Residential
Financial information concerning reportable segments
Net sales	297.4	335.6	518.4	575.7
Earnings (loss) before income taxes	16.1	36.1	33.3	59.6
Total assets	631.5	669.3	631.5	669.3
Other
Financial information concerning reportable segments
Net sales	6.4	7.8	11.6	13.1
Earnings (loss) before income taxes	(49.5)	(47.6)	(127.8)	(103.8)
Total assets	422.8	414.5	422.8	414.5
Intersegment gross sales (eliminations)
Financial information concerning reportable segments
Net sales	(19.9)	(11.1)	(34.4)	(21.9)
Intersegment gross sales (eliminations) | Professional
Financial information concerning reportable segments
Net sales	19.9	11.1	34.4	21.8
Intersegment gross sales (eliminations) | Residential
Financial information concerning reportable segments
Net sales	$ 0.0	$ 0.0	$ 0.0	$ 0.1