EARNINGS PER SHARE (Tables)

3 Months Ended

Dec. 31, 2025

Earnings Per Share [Abstract]

Schedule of Computation of Class Based Basic and Diluted Earnings Per Share

The Company calculates EPS as follows:

Basic Class A EPS	=	40% * Average Class A Shares Outstanding	*	Undistributed Net Income	+	Class A Dividends Per Share
		40% * Average Class A Shares Outstanding + 60% * Average Class B Shares Outstanding		Average Class A Shares Outstanding
Diluted Class A EPS	=	40% * Average Class A Shares Outstanding	*	Undistributed Net Income	+	Class A Dividends Per Share
		40% * Average Class A Shares Outstanding + 60% * Average Class B Shares Outstanding		Average Diluted Class A Shares Outstanding
Basic Class B EPS	=	60% * Average Class B Shares Outstanding	*	Undistributed Net Income	+	Class B Dividends Per Share
		40% * Average Class A Shares Outstanding + 60% * Average Class B Shares Outstanding		Average Class B Shares Outstanding

         *Diluted Class B EPS calculation is identical to Basic Class B calculation

Schedule of Computation of Earnings Per Share Basic and Diluted

The following table provides EPS information for each period, respectively:

	Three Months Ended December 31,
(in millions)	2025		2024
Numerator for basic and diluted EPS
Net income from continuing operations attributable to Greif, Inc.	$	176.6	$	6.6
Net (loss) income from discontinued operations attributable to Greif, Inc.	(2.0)		15.4
Net income attributable to Greif, Inc.	174.6		22.0
Dividends declared	(31.7)		(31.0)
Undistributed earnings attributable to Greif, Inc.	$	142.9	$	(9.0)

Schedule of Company's Class A and Class B Common and Treasury Shares

The following table summarizes the shares of the Company’s Class A and Class B Common Stock as of the specified dates:

	Authorized Shares	Issued Shares	Outstanding Shares	Treasury Shares
December 31, 2025
Class A Common Stock	128,000,000	42,281,920	24,356,344	17,925,576
Class B Common Stock	69,120,000	34,560,000	21,221,039	13,338,961
September 30, 2025
Class A Common Stock	128,000,000	42,281,920	26,169,944	16,111,976
Class B Common Stock	69,120,000	34,560,000	21,331,127	13,228,873

Schedule of Reconciliation of Shares Used to Calculate Basic and Diluted Earnings Per Share

The following is a reconciliation of the shares used to calculate basic and diluted earnings per share:

	Three Months Ended December 31,
	2025	2024
Class A Common Stock:
Basic shares	25,698,863	25,850,270
Assumed conversion of restricted shares	753,244	437,017
Diluted shares	26,452,107	26,287,287
Class B Common Stock:
Basic and diluted shares	21,315,064	21,331,127