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Goodwill and Other Intangible Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in Carrying Amount of Goodwill | Changes in the carrying amount of goodwill were as follows:
| Metal Containers |  | Closures |  | Plastic Containers |  | Total
| (Dollars in thousands)
Balance at December 31, 2015 | $ | 111,932 |  |  | $ | 274,922 |  |  | $ | 225,938 |  |  | $ | 612,792 |
Currency translation | (1,620 | ) |  | (6,968 | ) |  | 510 |  |  | (8,078 | )
Balance at December 31, 2016 | 110,312 |  |  | 267,954 |  |  | 226,448 |  |  | 604,714 |
Acquisition | — |  |  | 511,001 |  |  | — |  |  | 511,001 |
Currency translation | 6,604 |  |  | 47,978 |  |  | 1,157 |  |  | 55,739 |
Balance at December 31, 2017 | $ | 116,916 |  |  | $ | 826,933 |  |  | $ | 227,605 |  |  | $ | 1,171,454 |
Components of Other Intangible Assets | The components of other intangible assets, net at December 31 were as follows:
| 2017 |  | 2016
| Gross Amount |  | Accumulated Amortization |  | Gross Amount |  | Accumulated Amortization
| (Dollars in thousands)
Definite-lived intangibles: |  |  |  |  |  |  |
Customer relationships | $ | 430,730 |  |  | $ | (74,469 | ) |  | $ | 195,076 |  |  | $ | (53,298 | )
Other | 41,538 |  |  | (12,851 | ) |  | 14,927 |  |  | (8,063 | )
| 472,268 |  |  | (87,320 | ) |  | 210,003 |  |  | (61,361 | )
Indefinite-lived intangibles: |  |  |  |  |  |  |
Trade names | 32,140 |  |  | — |  |  | 32,140 |  |  | — |
| $ | 504,408 |  |  | $ | (87,320 | ) |  | $ | 242,143 |  |  | $ | (61,361 | )

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: 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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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