XML 57 R44.htm IDEA: XBRL DOCUMENT v3.21.1
Non-controlling interest (Tables)
 12 Months Ended
Dec. 31, 2020
Disclosure of Non-controlling interest [Abstract]  
Schedule of Non-controlling Interest Changes

The table below shows the changes for the years ended December 31, 2020 and 2019:

 

 

  2 0 2 0   2 0 1 9
           
Balance at beginning of year $ 24,800   $ (323,369)
Share of profits and losses for the year              (105)     (3,949)
Share of translation effects of foreign subsidiaries            11,315     352,118
Balance at the end of the year $ 36,010   $ 24,800