Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2018

Accrued Liabilities [Abstract]

Schedule of accrued liabilities

	December 31, 2018		December 31, 2017
	US$ thousands		US$  thousands
Drilling provisions		156		1,077
Employees related		177		166
Interest on convertible bonds		231		231
Audit and Related Costs		194		148
Other		200		79
		958		1,701