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Employee Benefit Obligations (Tables) | 6 Months Ended
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Jun. 30, 2025
Employee Benefit Obligations |
Schedule of employee benefit obligations | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | December 31,
($ in millions) | ​ | 2025 |  | 2024
​ | ​ | ​ | ​ | ​ | ​ | ​
Underfunded defined benefit pension liabilities | ​ | $ | 252 | ​ | $ | 263
Less: Current portion | ​ | ​ | (21) | ​ | ​ | (20)
Long-term defined benefit pension liabilities | ​ | ​ | 231 | ​ | ​ | 243
Long-term retiree medical liabilities | ​ | ​ | 75 | ​ | ​ | 79
Deferred compensation plans | ​ | ​ | 187 | ​ | ​ | 206
Other | ​ | ​ | 64 | ​ | ​ | 49
​ | ​ | $ | 557 | ​ | $ | 577
Defined Benefit Pension Plans |
Employee Benefit Obligations |
Components of net periodic benefit cost | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30,
​ | ​ | 2025 | ​ | 2024
($ in millions) |  | U.S. |  | Non-U.S. |  | Total |  | U.S. |  | Non-U.S. |  | Total
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Ball-sponsored plans: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Service cost | ​ | $ | 3 | ​ | $ | — | ​ | $ | 3 | ​ | $ | 4 | ​ | $ | — | ​ | $ | 4
Interest cost | ​ | ​ | 15 | ​ | ​ | 23 | ​ | ​ | 38 | ​ | ​ | 15 | ​ | ​ | 21 | ​ | ​ | 36
Expected return on plan assets | ​ | ​ | (20) | ​ | ​ | (22) | ​ | ​ | (42) | ​ | ​ | (22) | ​ | ​ | (19) | ​ | ​ | (41)
Amortization of prior service cost | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Recognized net actuarial loss | ​ | ​ | 1 | ​ | ​ | 4 | ​ | ​ | 5 | ​ | ​ | 1 | ​ | ​ | 3 | ​ | ​ | 4
Total net periodic benefit cost | ​ | $ | (1) | ​ | $ | 5 | ​ | $ | 4 | ​ | $ | (2) | ​ | $ | 5 | ​ | $ | 3
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Six Months Ended June 30,
​ | ​ | 2025 | ​ | 2024
($ in millions) |  | U.S. |  | Non-U.S. |  | Total |  | U.S. |  | Non-U.S. |  | Total
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Ball-sponsored plans: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Service cost | ​ | $ | 7 | ​ | $ | — | ​ | $ | 7 | ​ | $ | 8 | ​ | $ | 1 | ​ | $ | 9
Interest cost | ​ | ​ | 29 | ​ | ​ | 45 | ​ | ​ | 74 | ​ | ​ | 30 | ​ | ​ | 41 | ​ | ​ | 71
Expected return on plan assets | ​ | ​ | (40) | ​ | ​ | (43) | ​ | ​ | (83) | ​ | ​ | (44) | ​ | ​ | (39) | ​ | ​ | (83)
Amortization of prior service cost | ​ | ​ | — | ​ | ​ | 1 | ​ | ​ | 1 | ​ | ​ | — | ​ | ​ | 1 | ​ | ​ | 1
Recognized net actuarial loss | ​ | ​ | 2 | ​ | ​ | 8 | ​ | ​ | 10 | ​ | ​ | 2 | ​ | ​ | 7 | ​ | ​ | 9
Total net periodic benefit cost | ​ | $ | (2) | ​ | $ | 11 | ​ | $ | 9 | ​ | $ | (4) | ​ | $ | 11 | ​ | $ | 7

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- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. Also includes costs related to postemployment benefits. + References No definition available. + Details
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