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Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2020
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Schedule of Net 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