Note 20 - Cash and Cash Equivalents (Tables)

12 Months Ended

Dec. 31, 2019

Statement Line Items [Line Items]

Disclosure of cash, cash equivalents, and restricted cash [text block]

[US$ thousands]	As of December 31,
Cash and cash equivalents	2018		2019
Restricted cash		229		216
Cash and cash equivalents		177,643		139,271
Total		177,873		139,487