v3.22.2
Segment and Related Information​ - Segment Operating Profit (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Segment Adjusted EBITDA $ 215,000,000 $ 200,000,000 $ 430,000,000 $ 389,000,000
Corporate expenses(1) (10,000,000) (10,000,000) (19,000,000) (19,000,000)
Stock-based compensation expense (8,000,000) (5,000,000) (13,000,000) (7,000,000)
Metal Price Lag 30,000,000 (11,000,000) (6,000,000) (6,000,000)
Unrealized Gain (Loss) on Derivatives 21,000,000 0 23,000,000 0
Provision for depreciation and amortization (62,000,000) (62,000,000) (122,000,000) (125,000,000)
Restructuring, Settlement And Impairment Provisions, Including Gain (Loss) On Disposition Of Assets And Business (2,000,000) (597,000,000) (7,000,000) (598,000,000)
Other (40,000,000) (10,000,000) (46,000,000) (16,000,000)
Operating income (loss) 144,000,000 (495,000,000) 240,000,000 (382,000,000)
Interest expense (26,000,000) (25,000,000) (51,000,000) (48,000,000)
Other income (expenses), net 35,000,000 (15,000,000) 18,000,000 (37,000,000)
Provision (Benefit) for income taxes (38,000,000) 108,000,000 (50,000,000) 92,000,000
Less: Net income attributable to noncontrolling interest (1,000,000) 0 (1,000,000) 0
Net Income (Loss) Attributable to Parent 114,000,000 (427,000,000) 156,000,000 (375,000,000)
Labor Agreement, One Time Signing Bonus     19  
Accrual for Environmental Loss Contingencies, Period Increase (Decrease) 10,000,000   11  
Cost of Sales        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Labor Agreement, One Time Signing Bonus     19  
Accrual for Environmental Loss Contingencies, Period Increase (Decrease)     9  
Extrusions        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Aggregate Carrying Value 230   230  
Operating segments        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Segment Adjusted EBITDA 215,000,000 200,000,000 430,000,000 389,000,000
Provision for depreciation and amortization (60,000,000) (59,000,000) (116,000,000) (117,000,000)
Restructuring, Settlement And Impairment Provisions, Including Gain (Loss) On Disposition Of Assets And Business (1,000,000) (2,000,000) (2,000,000) (3,000,000)
Operating segments | Rolled Products        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Segment Adjusted EBITDA 174,000,000 173,000,000 350,000,000 338,000,000
Provision for depreciation and amortization (49,000,000) (49,000,000) (97,000,000) (97,000,000)
Restructuring, Settlement And Impairment Provisions, Including Gain (Loss) On Disposition Of Assets And Business 0 0 0 (1,000,000)
Operating segments | Building and Construction Systems        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Segment Adjusted EBITDA 53,000,000 35,000,000 97,000,000 63,000,000
Provision for depreciation and amortization (5,000,000) (5,000,000) (9,000,000) (9,000,000)
Restructuring, Settlement And Impairment Provisions, Including Gain (Loss) On Disposition Of Assets And Business 0 0 0 1,000,000
Operating segments | Extrusions        
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]        
Segment Adjusted EBITDA 12,000,000 8,000,000 17,000,000 12,000,000
Provision for depreciation and amortization (6,000,000) (5,000,000) (10,000,000) (11,000,000)
Restructuring, Settlement And Impairment Provisions, Including Gain (Loss) On Disposition Of Assets And Business $ (1,000,000) $ 2,000,000 $ (2,000,000) $ 3,000,000