Financial Instruments-risk management (Tables)

12 Months Ended

Dec. 31, 2019

Disclosure Of Financial Instruments risk Management [Abstract]

Schedule of Gearing Ratios

The gearing ratios at December 31, 2019 and 2018 were as follows:

Amounts in US$‘000	2019		2018
Net Debt	326,239		319,275
Total Equity	132,885		143,021
Total Capital	459,124		462,296
Gearing Ratio	71	%	69	%