v3.22.4
Statement of Consolidated Comprehensive Income - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Net loss $ (181) $ (397) $ (109)
Other comprehensive income, net of tax      
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits 229 670 54
Foreign currency translation adjustments (76) (4) 87
Net change in unrecognized losses on cash flow hedges 21 (16) 5
Total Other comprehensive income, net of tax 174 650 146
Comprehensive (loss) income (7) 253 37
Arconic Corporation      
Net loss (182) (397) (109)
Other comprehensive income, net of tax      
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits 229 670 54
Foreign currency translation adjustments (76) (4) 87
Net change in unrecognized losses on cash flow hedges 21 (16) 5
Total Other comprehensive income, net of tax 174 650 146
Comprehensive (loss) income (8) 253 37
Noncontrolling interest      
Net loss 1 0 0
Other comprehensive income, net of tax      
Change in unrecognized net actuarial loss and prior service cost/benefit related to pension and other postretirement benefits 0 0 0
Foreign currency translation adjustments 0 0 0
Net change in unrecognized losses on cash flow hedges 0    
Total Other comprehensive income, net of tax 0 0 0
Comprehensive (loss) income $ 1 $ 0 $ 0