BUSINESS SEGMENT INFORMATION - Properties, Plants and Equipment, Net by Geographical Area (Details) - USD ($) $ in Millions	Apr. 30, 2024	Oct. 31, 2023
Assets:
Total assets	$ 6,828.8	$ 5,960.8
Long lived assets, net:
Total long-lived assets, net	2,029.4	1,883.4
United States
Long lived assets, net:
Total long-lived assets, net	1,486.9	1,468.6
Europe, Middle East and Africa
Long lived assets, net:
Total long-lived assets, net	394.2	311.9
Asia Pacific and Other Americas
Long lived assets, net:
Total long-lived assets, net	148.3	102.9
Operating Segments
Assets:
Total assets	6,374.8	5,531.8
Operating Segments | Global Industrial Packaging
Assets:
Total assets	3,554.7	2,737.5
Operating Segments | Paper Packaging & Services
Assets:
Total assets	2,565.0	2,541.1
Operating Segments | Land Management
Assets:
Total assets	255.1	253.2
Corporate and other
Assets:
Total assets	$ 454.0	$ 429.0