CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Net sales	$ 1,271.0	$ 1,564.3
Cost of products sold	1,019.4	1,274.6
Gross profit	251.6	289.7
Selling, general and administrative expenses	139.4	151.6
Restructuring charges	2.4	3.5
Acquisition and integration related costs	7.5	1.6
Non-cash asset impairment charges	0.5	62.4
Gain on disposal of properties, plants and equipment, net	0.0	(1.4)
Gain on disposals of businesses, net	(54.6)	0.0
Total operating profit	156.4	72.0
Interest expense, net	22.8	17.1
Other expense, net	3.3	2.0
Income before income tax expense and equity earnings of unconsolidated affiliates, net	130.3	52.9
Income tax expense	37.7	35.6
Equity earnings of unconsolidated affiliates, net of tax	(0.5)	(1.3)
Net income	93.1	18.6
Net income attributable to noncontrolling interests	(3.2)	(8.3)
Net income attributable to Greif, Inc.	$ 89.9	$ 10.3
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)	$ 1.55	$ 0.17
Diluted earnings per share attributable to Greif, Inc. common shareholders:
Diluted earnings per share attributable to Greif, Inc. common shareholders (in usd per share)	$ 1.54	$ 0.18
Weighted-average number of common shares outstanding:
Basic (in shares)	25,652,383	26,573,932
Diluted (in shares)	25,787,459	26,750,470
Cash dividends declared per common share:
Cash dividends declared per common share (in usd per share)	$ 0.50	$ 0.46
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)	2.31	0.25
Diluted earnings per share attributable to Greif, Inc. common shareholders:
Diluted earnings per share attributable to Greif, Inc. common shareholders (in usd per share)	$ 2.31	$ 0.25
Weighted-average number of common shares outstanding:
Basic (in shares)	21,721,601	22,007,725
Diluted (in shares)	21,721,601	22,007,725
Cash dividends declared per common share:
Cash dividends declared per common share (in usd per share)	$ 0.74	$ 0.68