v3.26.1
Changes in Accumulated Other Comprehensive Loss (Tables)
6 Months Ended
Jun. 30, 2026
Equity [Abstract]  
Schedule of Changes in Accumulated Other Comprehensive Loss
The following represents changes in Accumulated Other Comprehensive Loss attributable to GPHC by component for the six months ended June 30, 2026:

In millions, net of taxDerivative InstrumentsPension and Postretirement Benefit PlansCurrency Translation AdjustmentsTotal
Balance at December 31, 2025$— $(104)$(158)$(262)
Other Comprehensive Income (Loss) before Reclassifications(34)(31)
Amounts Reclassified from Accumulated Other Comprehensive Loss(a)
— 
Net Current-period Other Comprehensive Income (Loss)
(34)(29)
Balance at June 30, 2026$$(102)$(192)$(291)
(a) See following table for details about these reclassifications.
Schedule of Reclassifications Out of AOCI
The following details about Accumulated Other Comprehensive Loss components represent reclassifications out of Accumulated Other Comprehensive Loss for the six months ended June 30, 2026:

In millions
Amount Reclassified from Accumulated Other Comprehensive Loss
Location in Statement of Operations
Derivative Instruments:
Commodity Contracts
$Cost of Sales
$Total, Net of Tax
Amortization of Defined Benefit Pension Plans:
Actuarial Losses
$
(a)
$Total, Net of Tax
Amortization of Postretirement Benefit Plans:
Actuarial Gains
$(1)
(a)
$(1)Total, Net of Tax
Total Reclassifications for the Period
$Total, Net of Tax
(a) These accumulated other comprehensive loss components are included in the computation of net periodic pension cost (see Note 5. Pensions and Other Postretirement Benefits).