Property, Plant and Equipment, Net (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Property, plant and equipment
Property, plant and equipment, gross		$ 11,998	$ 11,127
Accumulated depreciation		(4,618)	(4,074)
Net property, plant and equipment		7,380	7,053
Depreciation expense		$ 528	$ 507	$ 520
Diluted (in dollars per share)		$ 2.23	$ 2.25	$ 2.65
Beverage packaging, EMEA
Property, plant and equipment
Impairment Loss	$ 296
Aerospace | Service Life
Property, plant and equipment
Depreciation expense		$ 52	$ 49
Depreciation Expense, After Tax		$ 40	$ 37
Diluted (in dollars per share)		$ 0.13	$ 0.12
Land
Property, plant and equipment
Property, plant and equipment, gross		$ 221	$ 187
Buildings
Property, plant and equipment
Property, plant and equipment, gross		2,418	2,159
Machinery and equipment
Property, plant and equipment
Property, plant and equipment, gross		8,119	7,277
Construction-in-progress
Property, plant and equipment
Property, plant and equipment, gross		$ 1,240	$ 1,504