Employee Benefit Obligations - Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Ball-sponsored plans:
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]		Selling, General and Administrative Expense	Selling, General and Administrative Expense	Selling, General and Administrative Expense
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Selling, General and Administrative Expense	Selling, General and Administrative Expense	Selling, General and Administrative Expense
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Amortization of Prior Service Cost (Credit), Statement of Income or Comprehensive Income [Extensible Enumeration]		Selling, General and Administrative Expense	Selling, General and Administrative Expense	Selling, General and Administrative Expense
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Immediate Recognition of Actuarial Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Selling, General and Administrative Expense	Selling, General and Administrative Expense	Selling, General and Administrative Expense
Settlement losses and other one-time charges (a)		$ 4
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible List]		Restructuring and Other Activities	Restructuring and Other Activities	Restructuring and Other Activities
Location of settlement loss		Business consolidation and other activities	Business consolidation and other activities	Business consolidation and other activities
Total net periodic benefit cost		$ 25
Selling, general and administrative
Ball-sponsored plans:
Non-service pension income		37	$ 33	$ 42
Forecast
Ball-sponsored plans:
Total net periodic benefit cost	$ 46
Defined Benefit Pension Plans
Ball-sponsored plans:
Service cost		58	98	96
Interest cost		172	101	86
Expected return on plan assets		(216)	(169)	(182)
Amortization of prior service cost		3	3	4
Recognized net actuarial loss		4	32	50
Settlement losses and other one-time charges (a)		4	14	135
Total net periodic benefit cost		25	79	189
Non-service pension income		3	1
Defined Benefit Pension Plans | United States
Ball-sponsored plans:
Service cost		53	88	83
Interest cost		86	54	50
Expected return on plan assets		(115)	(108)	(117)
Amortization of prior service cost		1	1	1
Recognized net actuarial loss		3	28	45
Settlement losses and other one-time charges (a)		4	14	135
Total net periodic benefit cost		32	77	197
Non-service pension income		3	2
Expected benefit payments
2024		259
2025		260
2026		265
2027		265
2028		265
Years 2029 through 2033		1,290
Defined Benefit Pension Plans | United States | Forecast
Ball-sponsored plans:
Contributions to pension plans	$ 75
Defined Benefit Pension Plans | Non U.S.
Ball-sponsored plans:
Service cost		5	10	13
Interest cost		86	47	36
Expected return on plan assets		(101)	(61)	(65)
Amortization of prior service cost		2	2	3
Recognized net actuarial loss		1	4	5
Total net periodic benefit cost		$ (7)	2	$ (8)
Non-service pension income			$ (1)