Business Segment Information - Summary of Business (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Business Segment Information
Number of reportable segments | segment	4
Net sales
Net sales	$ 15,349	$ 13,811	$ 11,781
Reconciling items
Other	(25)	(65)	(55)
Business consolidation and other activities	(71)	(142)	(262)
Amortization of acquired intangibles	(165)	(180)	(180)
Earnings before interest and taxes	1,214	1,291	1,003
Interest expense	(312)	(270)	(275)
Debt refinancing and other costs	(18)	(13)	(41)
Total interest expense	(330)	(283)	(316)
Earnings before taxes	884	1,008	687
Undistributed corporate expenses	82	72	58
Depreciation and Amortization
Depreciation and amortization	672	700	668
Capital Expenditures
Capital expenditures	1,651	1,726	1,113
Beverage packaging, North And Central America
Reconciling items
Business consolidation and other activities	74
Beverage packaging, EMEA
Reconciling items
Business consolidation and other activities	227
Operating segments
Net sales
Net sales	14,635	13,292	11,457
Comparable operating earnings
Reportable segment comparable operating earnings	1,445	1,650	1,470
Depreciation and Amortization
Depreciation and amortization	625	629	609
Capital Expenditures
Capital expenditures	1,488	1,534	962
Operating segments | Beverage packaging, North And Central America
Net sales
Net sales	6,696	5,856	5,076
Comparable operating earnings
Reportable segment comparable operating earnings	642	681	683
Reconciling items
Business consolidation and other activities	(74)	(6)	(5)
Depreciation and Amortization
Depreciation and amortization	219	200	184
Capital Expenditures
Capital expenditures	621	697	367
Operating segments | Beverage packaging, EMEA
Net sales
Net sales	3,854	3,509	2,945
Comparable operating earnings
Reportable segment comparable operating earnings	358	452	354
Reconciling items
Business consolidation and other activities	(227)	(7)	(10)
Depreciation and Amortization
Depreciation and amortization	185	223	230
Capital Expenditures
Capital expenditures	458	305	262
Operating segments | Beverage packaging, South America
Net sales
Net sales	2,108	2,016	1,695
Comparable operating earnings
Reportable segment comparable operating earnings	275	348	280
Reconciling items
Business consolidation and other activities	(29)	9	1
Depreciation and Amortization
Depreciation and amortization	143	141	142
Capital Expenditures
Capital expenditures	267	334	159
Operating segments | Aerospace
Net sales
Net sales	1,977	1,911	1,741
Comparable operating earnings
Reportable segment comparable operating earnings	170	169	153
Depreciation and Amortization
Depreciation and amortization	78	65	53
Capital Expenditures
Capital expenditures	142	198	174
Other.
Net sales
Net sales	714	519	324
Reconciling items
Business consolidation and other activities	259	(138)	(248)
Depreciation and Amortization
Depreciation and amortization	47	71	59
Capital Expenditures
Capital expenditures	163	192	151
Rexam
Reconciling items
Amortization of acquired intangibles	$ (135)	$ (152)	$ (150)