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Goodwill and Other Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Changes in Intangible Assets and Goodwill | The changes in intangible assets and goodwill from December 31, 2015 to March 31, 2016, were as follows:
(in thousands) |  | December 31, 2015 |  | Amortization |  | Currency Translation |  | March 31, 2016
Amortized intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
AEC trade names |  | $25 |  |  | $(1 | ) |  | $- |  |  | $24 |
AEC technology |  | 129 |  |  | (6 | ) |  | - |  |  | 123 |
Total amortized intangible assets |  | $154 |  |  | $(7 | ) |  | $- |  |  | $147 |
Unamortized intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  | $66,373 |  |  | $- |  |  | $1,986 |  |  | $68,359 |
Schedule of Estimated Amortization Expense | Estimated amortization expense of intangibles for the years ending December 31, 2016 through 2020, is as follows:
|  | Annual amortization
Year |  | (in thousands)
2016 |  |  | $29 |
2017 |  |  | 29 |
2018 |  |  | 29 |
2019 |  |  | 29 |
2020 |  |  | 29 |

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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + 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 + Details
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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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