Accumulated other comprehensive loss (Tables)

9 Months Ended

Sep. 30, 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, were:

in $ millions	Currency Translation	Cash Flow Hedges	Pension and Other Postretirement Plans	Total
Balance at June 30, 2025	(147)	(96)	(102)	(345)
Other comprehensive (loss) income before reclassifications	(58)	23	–	(35)
Amounts reclassified from Accumulated other comprehensive loss	1	(2)	(2)	(3)
Net current-period other comprehensive (loss) income	(57)	21	(2)	(38)
Other comprehensive loss attributable to noncontrolling interests	2	–	–	2
Balance at September 30, 2025	(202)	(75)	(104)	(381)
Balance at December 31, 2024	(856)	(63)	(86)	(1,005)
Other comprehensive income (loss) before reclassifications	725	(9)	–	716
Amounts reclassified from Accumulated other comprehensive loss	(33)	(3)	(18)	(54)
Net current-period other comprehensive income (loss)	692	(12)	(18)	662
Other comprehensive (income) attributable to noncontrolling interests	(38)	–	–	(38)
Balance at September 30, 2025	(202)	(75)	(104)	(381)
Balance at June 30, 2024	(617)	(65)	(131)	(813)
Other comprehensive income (loss) before reclassifications	363	(9)	–	354
Amounts reclassified from Accumulated other comprehensive loss	–	1	(7)	(6)
Net current-period other comprehensive income (loss)	363	(8)	(7)	348
Other comprehensive (income) attributable to noncontrolling interests	(34)	–	–	(34)
Balance at September 30, 2024	(288)	(73)	(138)	(499)
Balance at December 31, 2023	(439)	(47)	(130)	(616)
Other comprehensive income (loss) before reclassifications	205	(46)	–	159
Amounts reclassified from Accumulated other comprehensive loss	(39)	20	(8)	(27)
Net current-period other comprehensive income (loss)	166	(26)	(8)	132
Other comprehensive (income) attributable to noncontrolling interests	(15)	–	–	(15)
Balance at September 30, 2024	(288)	(73)	(138)	(499)

Reclassification out of Accumulated Other Comprehensive Income

The amounts reclassified from Accumulated other comprehensive loss to income were:

	Three months ended		Nine months ended
	September 30		September 30
in $ millions	2025	2024	2025	2024
Cash flow hedges
Cost of product revenues	(2)	1	(3)	23
Income tax benefit	–	–	–	(3)
Total	(2)	1	(3)	20
Pension and other postretirement plans
Other nonoperating income, net	(2)	(6)	(19)	(8)
Income tax (benefit) expense	–	(1)	1	–
Total	(2)	(7)	(18)	(8)
Reclassifications from Accumulated other comprehensive loss to income	(4)	(6)	(21)	12