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Intangible Assets | 12 Months Ended
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Dec. 31, 2020
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Intangible Assets | Note 9 - Intangible Assets
|  |  |  |  | December 31 |
|  |  |  |  | 2019 |  |  | 2020 |
|  | Useful life |  |  | US$ thousands |
Original cost: |  |  |  |  |  |  |  |  |
Capitalization of software development costs |  |  | 3 |  |  |  | 1,946 |  |  |  | 2,983 |
Licenses |  |  | 3 |  |  |  | 106 |  |  |  | 556 |
|  |  |  |  |  |  | 2,052 |  |  |  | 3,539 |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |
Capitalization of software development costs |  |  |  |  |  |  | 274 |  |  |  | 2,163 |
Licenses |  |  |  |  |  |  | 60 |  |  |  | 206 |
|  |  |  |  |  |  | 334 |  |  |  | 2,369 |
Intangible assets, net: |  |  |  |  |  |  |  |  |  |  |  |
Capitalization of software development costs |  |  |  |  |  |  | 1,672 |  |  |  | 820 |
Licenses |  |  |  |  |  |  | 46 |  |  |  | 350 |
|  |  |  |  |  |  | 1,718 |  |  |  | 1,170 |
Amortization expense for the years ended December 31, 2018, 2019 and 2020 were US$ 1,103 thousand, US$ 266 thousand and US$ 378 thousand, respectively. The company recorded an impairment charge of US$ 1,657 thousand in the year ended December 31, 2020, for software that will no longer be utilized by the company and the asset value and accumulated amortization were written off. The impairment was recorded in cost of sales.

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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- References No definition available. + Details
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