Fees paid to Auditors (Tables)

12 Months Ended

Dec. 31, 2018

Auditor's remuneration [abstract]

The disclosure of detailed information about fees paid to auditors [Text Block]

Amounts in US$ '000	2018		2017		2016
Audit fees		797		726		487
Audit related fees		-		137		-
Tax services fees		209		212		134
Non-audit services fees		-		39		-
Fees paid to auditors		1,006		1,114		621