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Bank borrowings - (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure of detailed information about borrowings [abstract]

Schedule of non-current and current bank borrowings


		2018
				Non-Current		Current
		Limit		Amount		Amount		Total
		US$'000		US$'000		US$'000		US$'000
Borrowings carried at amortised cost:
Credit facilities		250,000		132,821		493		133,314
Other loans				—		7,698		7,698
Total				132,821		8,191		141,012


		2017
				Non-Current		Current
		Limit		Amount		Amount		Total
		US$'000		US$'000		US$'000		US$'000
Borrowings carried at amortised cost:
Credit facilities		200,000		—		—		—
Other loans				—		1,003		1,003
Total				—		1,003		1,003

Disclosure of Credit facilities Table Text Block


		2018	2017
		US$'000	US$'000
Secured loans carried at amortised cost
Principal amount		135,919	—
Unamortised issuance costs		(3,098)	—
Accrued interest		493	—
Total		133,314	—

Amount due for settlement within 12 months		493	—
Amount due for settlement after 12 months		132,821	—
Total		133,314	—

Schedule of non-current and current bank borrowings by currency

The breakdown by currency of bank borrowings at December 31, is as follows:


		2018
		Non-Current		Current
		Principal		Principal
		Amount		Amount		Total
		US$'000		US$'000		US$'000
Borrowings in US Dollars		78,664		785		79,449
Borrowings in Euros		57,255		6,913		64,168
Total		135,919		7,698		143,617


		2017
		Non-Current		Current
		Principal		Principal
		Amount		Amount		Total
		US$'000		US$'000		US$'000
Borrowings in US Dollars		—		992		992
Borrowings in other currencies		—		11		11
Total		—		1,003		1,003

Schedule of non-current bank borrowings by maturity


		2018
		2021		Total
		US$'000		US$'000
Credit facilities		132,821		132,821
Other loans		—		—
Total		132,821		132,821