Accumulated other comprehensive loss (Tables)

12 Months Ended

Dec. 31, 2025

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

The changes in the balances for each component of Accumulated other comprehensive loss, net of tax, for the years ended December 31 were:

in $ millions	Currency Translation	Cash Flow Hedges	Pension and Other Postretirement Plans	Total
Balance as of December 31, 2022	(746)	(19)	(22)	(787)
Other comprehensive income (loss) before reclassifications	310	(37)	(104)	169
Amounts reclassified from Accumulated other comprehensive loss (i)	–	9	(4)	5
Net current-period other comprehensive income (loss)	310	(28)	(108)	174
Other comprehensive (income) attributable to noncontrolling interests	(3)	–	–	(3)
Balance as of December 31, 2023	(439)	(47)	(130)	(616)
Other comprehensive (loss) income before reclassifications	(431)	(27)	39	(419)
Amounts reclassified from Accumulated other comprehensive loss (i)	(39)	11	5	(23)
Net current-period other comprehensive (loss) income	(470)	(16)	44	(442)
Other comprehensive loss attributable to noncontrolling interests	53	–	–	53
Balance as of December 31, 2024	(856)	(63)	(86)	(1,005)
Other comprehensive income before reclassifications	758	16	83	857
Amounts reclassified from Accumulated other comprehensive loss (i)	(45)	(1)	(19)	(65)
Net current-period other comprehensive income	713	15	64	792
Other comprehensive (income) attributable to noncontrolling interests	(44)	–	–	(44)
Balance as of December 31, 2025	(187)	(48)	(22)	(257)

(i)    For the years ended December 31, 2025, 2024, and 2023, $(45) million, $(39) million, and $nil million respectively were transferred from currency translation related to (losses) gains on divestitures that were reclassified from Accumulated other comprehensive loss to Other nonoperating income (expense), net.

Reclassification out of Accumulated Other Comprehensive Income

The amounts reclassified from Accumulated other comprehensive loss to income for the years ended December 31 were:

in $ millions	2025	2024	2023
Cash flow hedges
Cost of product revenues	(1)	14	12
Income tax benefit	–	(3)	(3)
Total	(1)	11	9
Pension and other postretirement plans
Other nonoperating (income) expense, net	(7)	9	(7)
Income tax (benefit) expense	(12)	(4)	3
Total	(19)	5	(4)
Reclassifications from Accumulated other comprehensive loss to income	(20)	16	5