Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Net sales	$ 845.0	$ 930.0	$ 2,456.0	$ 2,748.2
Cost of products sold	668.5	763.2	1,954.5	2,246.4
Gross profit	176.5	166.8	501.5	501.8
Selling, general and administrative expenses	92.6	96.9	280.3	317.2
Restructuring charges	10.2	16.2	17.9	26.7
Timberland gains	0.0	0.0	0.0	(24.3)
Non-cash asset impairment charges	4.1	17.6	44.9	22.3
Gain on disposal of properties, plants and equipment, net	(0.7)	(7.0)	(9.5)	(9.3)
(Gain) loss on disposal of businesses, net	(1.3)	(1.1)	(4.1)	8.5
Operating profit	71.6	44.2	172.0	160.7
Interest expense, net	19.8	18.4	58.2	56.2
Other (income) expense , net	2.7	(1.6)	7.4	1.0
Income before income tax expense and equity earnings of unconsolidated affiliates, net	49.1	27.4	106.4	103.5
Income tax expense	3.5	18.7	38.2	45.8
Equity earnings of unconsolidated affiliates, net of tax	(0.8)	(0.6)	(0.8)	(0.3)
Net income	46.4	9.3	69.0	58.0
Net (income) loss attributable to noncontrolling interests	(0.3)	(0.7)	(2.6)	1.5
Net income attributable to Greif, Inc.	$ 46.1	$ 8.6	$ 66.4	$ 59.5
Class A Common Stock
Basic earnings per share attributable to Greif, Inc. common shareholders:
Basic earnings per share attributable to Greif, Inc. common shareholders (usd per share)	$ 0.78	$ 0.15	$ 1.13	$ 1.02
Diluted earnings per share attributable to Greif, Inc. common shareholders:
Diluted earnings per share attributable to Greif, Inc. common shareholders (usd per share)	$ 0.78	$ 0.15	$ 1.13	$ 1.02
Weighted-average number of common shares outstanding:
Weighted-average number of common shares outstanding, basic (shares)	25,781,146	25,692,973	25,746,797	25,659,750
Weighted-average number of common shares outstanding, diluted (shares)	25,783,184	25,698,547	25,747,146	25,665,324
Cash dividends declared per common share:
Cash dividends declared per common share (usd per share)	$ 0.42	$ 0.42	$ 1.26	$ 1.26
Class B Common Stock
Basic earnings per share attributable to Greif, Inc. common shareholders:
Basic earnings per share attributable to Greif, Inc. common shareholders (usd per share)	1.18	0.22	1.69	1.51
Diluted earnings per share attributable to Greif, Inc. common shareholders:
Diluted earnings per share attributable to Greif, Inc. common shareholders (usd per share)	$ 1.18	$ 0.22	$ 1.69	$ 1.51
Weighted-average number of common shares outstanding:
Weighted-average number of common shares outstanding, basic (shares)	22,000,000	22,100,000	22,100,000	22,100,000
Weighted-average number of common shares outstanding, diluted (shares)	22,000,000	22,100,000	22,100,000	22,100,000
Cash dividends declared per common share:
Cash dividends declared per common share (usd per share)	$ 0.63	$ 0.63	$ 1.88	$ 1.88