ACQUISITIONS AND DIVESTITURES (Tables)

11 Months Ended

Sep. 30, 2025

Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract]

Schedule of Disposal Groups, Including Discontinued Operations

The following table presents results of operations of the Containerboard Business from discontinued operations:

	11 Months		12 Months
	September 30,		October 31,
Year Ended (in millions, except per share amounts)	2025		2024
Net sales	$	975.7	$	1,093.2
Cost of products sold	770.9		921.5
Gross profit	204.8		171.7
Selling, general and administrative expenses	37.7		44.6
(Gain) loss on disposal of businesses, net	(1,096.8)		0.3
Operating profit	1,263.9		126.8
Interest expense, net	67.8		88.9
Income from discontinued operations before income tax expense and equity earnings of unconsolidated affiliates, net	1,196.1		37.9
Income tax expense	371.2		5.0
Net income from discontinued operations	824.9		32.9
Net income from discontinued operations attributable to Greif, Inc.	$	824.9	$	32.9

The following tables present assets and liabilities of the Containerboard Business from discontinued operations classified as held for sale:

(in millions)	October 31, 2024
ASSETS
Trade accounts receivable, net of allowance	$	108.2
Inventories	71.4
Other current assets	19.7
Total current assets from discontinued operations	199.3
Goodwill	298.2
Other intangible assets, net of amortization	4.4
Operating lease right-of-use assets	65.7
Other long-term assets	0.9
Total long-term assets from discontinued operations	369.2
Land	16.7
Buildings	108.6
Machinery and equipment	646.5
Capital projects in progress	17.8
	789.6
Accumulated depreciation	(520.5)
Total properties, plants and equipment, net from discontinued operations	269.1
Total assets from discontinued operations classified as held for sale	$	837.6
LIABILITIES
Accounts payable	$	63.3
Accrued payroll and employee benefits	15.1
Current portion of operating lease liabilities	9.6
Other current liabilities	13.0
Total current liabilities from discontinued operations	101.0
Operating lease liabilities	55.8
Contingent liabilities and environmental reserves	2.6
Other long-term liabilities	1.4
Total long-term liabilities from discontinued operations	59.8
Total liabilities from discontinued operations classified as held for sale	$	160.8

The following table presents depreciation, amortization, and capital expenditures of the Containerboard Business from discontinued operations:

	11 Months		12 Months
	September 30,		October 31,
Year Ended (in millions, except per share amounts)	2025		2024
Depreciation and amortization	$	24.2	$	33.6
Capital expenditures	50.0		49.9

Schedule of Business Combination, Recognized Asset Acquired and Liability Assumed

The following table summarizes the consideration transferred to acquire Ipackchem and the final valuation of identifiable assets acquired and liabilities assumed at the acquisition date:

(in millions)	Amounts Recognized as of the Acquisition Date		Measurement Period Adjustments		Amount Recognized as of Acquisition Date (as Adjusted)
Fair value of consideration transferred
Cash consideration	$	582.1	$	—	$	582.1
Recognized amounts of identifiable assets acquired and liabilities assumed
Cash and cash equivalents	$	14.5	$	—	$	14.5
Accounts receivable	50.9		—		50.9
Inventories	36.7		—		36.7
Other current assets	4.9		(0.6)		4.3
Intangibles	231.7		1.4		233.1
Operating lease right-of-use assets	15.1		2.4		17.5
Finance lease right-of-use assets	8.2		2.2		10.4
Other long-term assets	1.0		—		1.0
Properties, plants and equipment	91.5		(2.9)		88.6
Total assets acquired	454.5		2.5		457.0
Accounts payable	(17.2)		—		(17.2)
Short-term borrowings	(26.2)		—		(26.2)
Other current liabilities	(13.2)		0.1		(13.1)
Operating lease liabilities	(14.2)		(3.3)		(17.5)
Finance lease liabilities	(10.0)		(0.5)		(10.5)
Long-term deferred tax liability	(62.1)		(1.5)		(63.6)
Other long-term liabilities	(5.3)		(2.5)		(7.8)
Total liabilities assumed	(148.2)		(7.7)		(155.9)
Total identifiable net assets	$	306.3	(5.2)		301.1
Goodwill	$	275.8	$	5.2	$	281.0

Schedule of Business Combination, Intangible Asset, Acquired, Finite-Lived

The following table summarizes the final purchase price allocation and weighted average remaining useful lives for identifiable intangible assets acquired as of the acquisition date:

(in millions)	Purchase Price Allocation		Weighted Average Estimated Useful Life
Customer relationships	$	183.8	13.5
Developed technology	39.0		8.0
Trademarks	10.3		5.0
Total intangible assets	$	233.1

Schedule of Business Acquisition, Pro Forma Information

The following unaudited supplemental pro forma data presents consolidated information as if the Ipackchem Acquisition had been completed on November 1, 2022. These amounts were calculated after adjusting Ipackchem’s results to reflect interest expense incurred on the debt to finance the acquisition, additional depreciation and amortization that would have been charged assuming the fair value of property, plant and equipment and intangible assets had been applied from November 1, 2022, the adjusted income tax expense, and related transaction costs.

	Twelve Months Ended October 31,
(in millions, except per share amounts)	2024		2023
Pro forma net sales	$	4,443.8	$	4,396.2
Pro forma net income from continuing operations attributable to Greif, Inc.	256.1		276.0
Basic earnings per share from continuing operations attributable to Greif, Inc. common shareholders:
Class A common stock	$	4.44	$	4.78
Class B common stock	$	6.65	$	7.16
Diluted earnings per share from continuing operations attributable to Greif, Inc. common shareholders:
Class A common stock	$	4.42	$	4.73
Class B common stock	$	6.65	$	7.16