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Segment Information (Tables) | 9 Months Ended
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Sep. 30, 2017
Segment Reporting [Abstract] |
Schedule of Operating Results of Arconic's Reportable Segments | The operating results of Arconic’s reportable segments were as follows:
|  | Engineered |  |  |  |  |  | Transportation |  |  |  |
|  | Products and |  |  | Global Rolled |  |  | and Construction |  |  | Combined |
|  | Solutions |  |  | Products |  |  | Solutions |  |  | Segment |
Third quarter ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
September 30, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Third-party sales |  | $ | 1,476 |  |  | $ | 1,234 |  |  | $ | 517 |  |  | $ | 3,227 |
Intersegment sales |  |  | — |  |  |  | 36 |  |  |  | — |  |  |  | 36 |
Total sales |  | $ | 1,476 |  |  | $ | 1,270 |  |  | $ | 517 |  |  | $ | 3,263 |
Profit and loss: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation and amortization |  |  | 68 |  |  |  | 52 |  |  |  | 13 |  |  |  | 133 |
Adjusted EBITDA |  |  | 312 |  |  |  | 140 |  |  |  | 83 |  |  |  | 535 |
Third quarter ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
September 30, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Third-party sales |  | $ | 1,406 |  |  | $ | 1,285 |  |  | $ | 450 |  |  | $ | 3,141 |
Intersegment sales |  |  | — |  |  |  | 30 |  |  |  | — |  |  |  | 30 |
Total sales |  | $ | 1,406 |  |  | $ | 1,315 |  |  | $ | 450 |  |  | $ | 3,171 |
Profit and loss: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation and amortization |  |  | 63 |  |  |  | 52 |  |  |  | 12 |  |  |  | 127 |
Adjusted EBITDA |  |  | 296 |  |  |  | 143 |  |  |  | 76 |  |  |  | 515 |
|  | Engineered |  |  |  |  |  | Transportation |  |  |  |
|  | Products and |  |  | Global Rolled |  |  | and Construction |  |  | Combined |
|  | Solutions |  |  | Products |  |  | Solutions |  |  | Segment |
Nine months ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
September 30, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Third-party sales |  | $ | 4,445 |  |  | $ | 3,751 |  |  | $ | 1,467 |  |  | $ | 9,663 |
Intersegment sales |  |  | — |  |  |  | 107 |  |  |  | — |  |  |  | 107 |
Total sales |  | $ | 4,445 |  |  | $ | 3,858 |  |  | $ | 1,467 |  |  | $ | 9,770 |
Profit and loss: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation and amortization |  |  | 198 |  |  |  | 153 |  |  |  | 37 |  |  |  | 388 |
Adjusted EBITDA |  |  | 928 |  |  |  | 475 |  |  |  | 237 |  |  |  | 1,640 |
Nine months ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
September 30, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Third-party sales |  | $ | 4,320 |  |  | $ | 3,785 |  |  | $ | 1,346 |  |  | $ | 9,451 |
Intersegment sales |  |  | — |  |  |  | 88 |  |  |  | — |  |  |  | 88 |
Total sales |  | $ | 4,320 |  |  | $ | 3,873 |  |  | $ | 1,346 |  |  | $ | 9,539 |
Profit and loss: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation and amortization |  |  | 190 |  |  |  | 152 |  |  |  | 35 |  |  |  | 377 |
Adjusted EBITDA |  |  | 930 |  |  |  | 461 |  |  |  | 216 |  |  |  | 1,607 |
Schedule of Combined Segment Adjusted EBITDA to Net Income Attributable to Arconic | The following table reconciles Combined segment adjusted EBITDA to Net income attributable to Arconic:
|  | Third quarter ended September 30, |  |  | Nine months ended September 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Combined segment adjusted EBITDA |  | $ | 535 |  |  | $ | 515 |  |  | $ | 1,640 |  |  | $ | 1,607 |
Unallocated amounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation and amortization |  |  | (140 | ) |  |  | (136 | ) |  |  | (410 | ) |  |  | (402 | )
Restructuring and other charges |  |  | (19 | ) |  |  | (3 | ) |  |  | (118 | ) |  |  | (33 | )
Impact of LIFO |  |  | (48 | ) |  |  | (1 | ) |  |  | (78 | ) |  |  | (26 | )
Metal price lag |  |  | 2 |  |  |  | 4 |  |  |  | 43 |  |  |  | 10 |
Corporate expense |  |  | (42 | ) |  |  | (113 | ) |  |  | (224 | ) |  |  | (304 | )
Other |  |  | (17 | ) |  |  | (29 | ) |  |  | (56 | ) |  |  | (62 | )
Operating income |  | $ | 271 |  |  | $ | 237 |  |  | $ | 797 |  |  | $ | 790 |
Other income, net |  |  | 1 |  |  |  | 11 |  |  |  | 526 |  |  |  | 40 |
Interest expense |  |  | (100 | ) |  |  | (126 | ) |  |  | (398 | ) |  |  | (371 | )
Income from continuing operations before income taxes |  | $ | 172 |  |  | $ | 122 |  |  | $ | 925 |  |  | $ | 459 |
Provision for income taxes |  |  | (53 | ) |  |  | (56 | ) |  |  | (272 | ) |  |  | (230 | )
Discontinued operations |  |  | — |  |  |  | 100 |  |  |  | — |  |  |  | 88 |
Net income attributable to Arconic |  | $ | 119 |  |  | $ | 166 |  |  | $ | 653 |  |  | $ | 317 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8736-108599 + Details
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