v3.20.2

Segment and Related Information​ - Segment Operating Profit (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total Segment Adjusted EBITDA | $ 172 | $ 191 | $ 483 | $ 589
Stock-based compensation expense | (6) | (10) | (18) | (28)
Metal Price Lag | (16) | (10) | (30) | (33)
Provision for depreciation and amortization | (63) | (63) | (191) | (190)
Restructuring and other charges | (3) | (64) | (61) | (104)
Other | (14) | (12) | (42) | (54)
Operating Income (Loss) | 64 | 22 | 126 | 137
Interest expense | (22) | (29) | (97) | (86)
Other (expenses) income, net | (27) | 0 | (69) | 4
Provision for income taxes (H) | (10) | (17) | (5) | (46)
Net Income (Loss) Attributable to Noncontrolling Interest | 0 | 0 | 0 | 0
Income before income taxes | 15 | (7) | (40) | 55
Non-service costs — Pension and OPEB (G) | 27 | 28 | 77 | 84
Net Income (Loss) Attributable to Parent | 5 | (24) | (45) | 9
Non-service costs — Pension and OPEB (G) | (20) | (1) | (59) | (2)
Rolled Products [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total Segment Adjusted EBITDA | 138 | 160 | 388 | 499
Provision for depreciation and amortization | (48) | (46) | (147) | (139)
Restructuring and other charges | (1) | (61) | (15) | (69)
Non-service costs — Pension and OPEB (G) | 5 | 16 | 13 | 47
Extrusions [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total Segment Adjusted EBITDA | 6 | 8 | 12 | 6
Provision for depreciation and amortization | (6) | (7) | (18) | (22)
Restructuring and other charges | (1) | (1) | (27) | (1)
Non-service costs — Pension and OPEB (G) | 2 | 4 | 5 | 13
Building and Construction Systems [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total Segment Adjusted EBITDA | 40 | 39 | 107 | 96
Provision for depreciation and amortization | (5) | (4) | (14) | (14)
Restructuring and other charges | 0 | (2) | (6) | (31)
Non-service costs — Pension and OPEB (G) | 0 | 1 | 1 | 4
Other Segments |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Non-service costs — Pension and OPEB (G) | 0 | 3 | (1) | 7
Corporate Segment |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Corporate Expenses | (6) | (10) | (15) | (43)
Restructuring and other charges | (3) | (2) | (67) | (5)
Non-service costs — Pension and OPEB (G) | 0 | 3 | 0 | 11
Operating segments |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total Segment Adjusted EBITDA | 172 | 191 | 483 | 589
Provision for depreciation and amortization | (59) | (57) | (179) | (175)
Restructuring and other charges | 0 | (62) | (6) | (99)
Non-service costs — Pension and OPEB (G) | 7 | 21 | 19 | 64
Segment Reconciling Items [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Non-service costs — Pension and OPEB (G) | $ 0 | $ 6 | $ (1) | $ 18

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