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Goodwill and Intangible Assets, Net (Tables) | 3 Months Ended
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Mar. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, 2020 | ​ | December 31, 2019
​ |  | Gross |  | ​ | ​ |  | Net |  | Gross |  | ​ | ​ |  | Net
​ | ​ | Carrying | ​ | Accumulated | ​ | Carrying | ​ | Carrying | ​ | Accumulated | ​ | Carrying
​ | ​ | Amount | ​ | Impairment | ​ | Value | ​ | Amount | ​ | Impairment | ​ | Value
​ | ​ | (in millions)
Automotive | ​ | $ | 336 | ​ | $ | (87) | ​ | $ | 249 | ​ | $ | 336 | ​ | $ | (87) |  | $ | 249
Food Packaging | ​ | ​ | 6 | ​ | ​ | — | ​ | ​ | 6 | ​ | ​ | 6 | ​ | ​ | — | ​ | ​ | 6
Metals | ​ | ​ | 4 | ​ | ​ | — | ​ | ​ | 4 | ​ | ​ | 4 | ​ | ​ | — | ​ | ​ | 4
Home Fashion | ​ |  | 22 | ​ |  | — | ​ |  | 22 | ​ |  | 23 | ​ |  | — | ​ |  | 23
​ | ​ | $ | 368 | ​ | $ | (87) | ​ | $ | 281 | ​ | $ | 369 | ​ | $ | (87) | ​ | $ | 282
Intangible assets, net | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, 2020 | ​ | December 31, 2019
​ |  | Gross |  | ​ | ​ |  | Net |  | Gross |  | ​ | ​ |  | Net
​ | ​ | Carrying | ​ | Accumulated | ​ | Carrying | ​ | Carrying | ​ | Accumulated | ​ | Carrying
​ | ​ | Amount | ​ | Amortization | ​ | Value | ​ | Amount | ​ | Amortization | ​ | Value
​ | ​ | (in millions)
Definite-lived intangible assets: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Customer relationships | ​ | $ | 396 | ​ | $ | (160) | ​ | $ | 236 | ​ | $ | 397 | ​ | $ | (155) |  | $ | 242
Other | ​ |  | 274 | ​ |  | (152) | ​ |  | 122 | ​ |  | 274 | ​ |  | (147) | ​ |  | 127
​ | ​ | $ | 670 | ​ | $ | (312) | ​ | $ | 358 | ​ | $ | 671 | ​ | $ | (302) | ​ | $ | 369
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Indefinite-lived intangible assets | ​ |  |  | ​ |  |  | ​ | $ | 62 | ​ |  |  | ​ |  |  | ​ | $ | 62
Intangible assets, net | ​ |  |  | ​ |  |  | ​ | $ | 420 | ​ |  |  | ​ |  |  | ​ | $ | 431

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- Definition Schedule of Finite-Lived and Infinite-Lived Intangible Assets, Excluding Goodwill [Table Text Block] + References No definition available. + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 + Details
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