Business Segment Information - Segment Information (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017
Operating profit (loss):
Total operating profit (loss)	$ 399.1	$ 370.5	$ 299.5
Depreciation, depletion and amortization expense:
Total depreciation, depletion and amortization expense	206.1	126.9	120.5
Capital expenditures:
Total capital expenditures	156.9	139.1	100.1
Assets:
Total assets	5,426.7	3,194.8	3,232.3
Rigid Industrial Packaging & Services
Operating profit (loss):
Total operating profit (loss)	179.6	183.2	190.1
Depreciation, depletion and amortization expense:
Total depreciation, depletion and amortization expense	76.3	81.2	77.0
Paper Packaging & Services
Operating profit (loss):
Total operating profit (loss)	184.3	158.3	93.5
Depreciation, depletion and amortization expense:
Total depreciation, depletion and amortization expense	119.3	34.2	31.9
Flexible Products & Services
Operating profit (loss):
Total operating profit (loss)	25.3	19.4	5.8
Depreciation, depletion and amortization expense:
Total depreciation, depletion and amortization expense	6.2	6.9	7.0
Land Management
Operating profit (loss):
Total operating profit (loss)	9.9	9.6	10.1
Depreciation, depletion and amortization expense:
Total depreciation, depletion and amortization expense	4.3	4.6	4.6
Operating Segments
Capital expenditures:
Total capital expenditures	139.8	120.1	83.9
Assets:
Total assets	5,189.5	2,938.4	2,945.1
Operating Segments | Rigid Industrial Packaging & Services
Capital expenditures:
Total capital expenditures	53.6	76.8	57.6
Assets:
Total assets	2,006.3	1,963.0	1,976.7
Operating Segments | Paper Packaging & Services
Capital expenditures:
Total capital expenditures	81.2	39.2	23.2
Assets:
Total assets	2,686.3	474.3	459.8
Operating Segments | Flexible Products & Services
Capital expenditures:
Total capital expenditures	4.8	3.7	2.6
Assets:
Total assets	148.2	153.9	163.2
Operating Segments | Land Management
Capital expenditures:
Total capital expenditures	0.2	0.4	0.5
Assets:
Total assets	348.7	347.2	345.4
Corporate and Other
Capital expenditures:
Total capital expenditures	17.1	19.0	16.2
Assets:
Total assets	$ 237.2	$ 256.4	$ 287.2