XML 177 R97.htm IDEA: XBRL DOCUMENT v3.20.1
Note 17 - Tax Expense (Details Textual) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Feb. 01, 2017
Jun. 30, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Statement Line Items [Line Items]          
Applicable tax rate     0.00% 0.00% 0.00%
Tax rate effect of expense nondeductible witholding tax current year   5.00%     15.00%
Net deferred tax assets     $ 63 $ 98 [1]  
Net deferred tax liabilities     3,129 23,328 [1]  
South African operations [member]          
Statement Line Items [Line Items]          
Net deferred tax assets     63 98  
Zimbabwean operations [member]          
Statement Line Items [Line Items]          
Net deferred tax liabilities     $ 3,129 23,328  
Zimbabwe Area [member]          
Statement Line Items [Line Items]          
Tax rate effect of foreign tax rates     25.75%    
Management fee withholding tax         15.00%
Amount offset against outstanding income tax liabilities $ 395        
SOUTH AFRICA          
Statement Line Items [Line Items]          
Tax rate effect of foreign tax rates     28.00%    
Increase to income tax liability relating to Voluntary Disclosure Permission agreement       $ 269  
SOUTH AFRICA | Bottom of range [member]          
Statement Line Items [Line Items]          
Tax rate effect of foreign tax rates       15.00%  
SOUTH AFRICA | Top of range [member]          
Statement Line Items [Line Items]          
Tax rate effect of foreign tax rates       5.00%  
Eersteling Gold Mining Company Limited [member]          
Statement Line Items [Line Items]          
Unrecognised tax losses     $ 5    
[1] The Group initially applied IFRS 16 on January 1, 2019, using the modified retrospective approach. Under this approach, comparative information is not restated. There was no cumulative effect of initially applying IFRS 16 to recognise in retained earnings at the date of initial application.