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Intangible Assets | 12 Months Ended
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Dec. 31, 2017
Goodwill And Intangible Assets Disclosure [Abstract] |
Intangible Assets | NOTE 8. INTANGIBLE ASSETS Intangible assets consist of the following:
(dollar amounts in thousands) |  | Estimated useful life |  |  | December 31, |
|  | (In years) |  |  | 2017 |  |  | 2016 |
Trade name |  | Indefinite |  |  | $ | 5,700 |  |  | $ | 5,700 |
Customer relationships |  |  | 11 |  |  |  | 9,611 |  |  |  | 9,611 |
|  |  |  |  |  |  | 15,311 |  |  |  | 15,311 |
Less accumulated amortization |  |  |  |  |  |  | (7,587 | ) |  |  | (6,716 | )
|  |  |  |  |  | $ | 7,724 |  |  | $ | 8,595 |
Intangible assets with finite useful lives are amortized over their respective useful lives. Amortization expense in each of the years ended December 31, 2017, 2016 and 2015 were $0.9 million. Based on the carrying values at December 31, 2017 and assuming no subsequent impairment of the underlying assets, the annual amortization is expected to be $0.9 million in 2018 through 2019 and $0.2 million in 2020.

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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