CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Net sales	$ 1,205.8	$ 1,271.0
Cost of products sold	984.2	1,019.4
Gross profit	221.6	251.6
Selling, general and administrative expenses	145.8	139.4
Acquisition and integration related costs	2.6	7.5
Restructuring charges	5.7	2.4
Non-cash asset impairment charges	1.3	0.5
Gain on disposal of properties, plants and equipment, net	(2.7)	0.0
Gain on disposal of businesses, net	0.0	(54.6)
Operating profit	68.9	156.4
Interest expense, net	24.2	22.8
Other expense, net	9.1	3.3
Income before income tax expense and equity earnings of unconsolidated affiliates, net	35.6	130.3
Income tax (benefit) expense	(38.2)	37.7
Equity earnings of unconsolidated affiliates, net of tax	(0.5)	(0.5)
Net income	74.3	93.1
Net income attributable to noncontrolling interests	(7.1)	(3.2)
Net income attributable to Greif, Inc.	$ 67.2	$ 89.9
Class A Common Stock
Basic earnings per share attributable to Greif, Inc. common shareholders:
Basic earnings per share attributable to Greif, Inc. common shareholders (in usd per share)	$ 1.17	$ 1.55
Diluted earnings per share attributable to Greif, Inc. common shareholders:
Diluted earnings per share attributable to Greif, Inc. common shareholders (in usd per share)	$ 1.17	$ 1.54
Weighted-average number of common shares outstanding:
Basic (in shares)	25,531,221	25,652,383
Diluted (in shares)	25,626,836	25,787,459
Cash dividends declared per common share:
Cash dividends declared per common share (in usd per share)	$ 0.52	$ 0.50
Class B Common Stock
Basic earnings per share attributable to Greif, Inc. common shareholders:
Basic earnings per share attributable to Greif, Inc. common shareholders (in usd per share)	1.75	2.31
Diluted earnings per share attributable to Greif, Inc. common shareholders:
Diluted earnings per share attributable to Greif, Inc. common shareholders (in usd per share)	$ 1.75	$ 2.31
Weighted-average number of common shares outstanding:
Basic (in shares)	21,331,127	21,721,601
Diluted (in shares)	21,331,127	21,721,601
Cash dividends declared per common share:
Cash dividends declared per common share (in usd per share)	$ 0.77	$ 0.74