XML 136 R110.htm IDEA: XBRL DOCUMENT v3.20.4
Financial instruments (Details 5) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Financial instruments [Abstract]    
Provision Impairment Accounts receivable at the beginning of the Period $ 32,707 $ 32,634
(Decrease) increase impairment of accounts receivable (4,684) 1,057
Use of Provision Applied to Accounts Receivable (750) (984)
Impairment of Accounts Receivable Provision at the end of the Period 27,273 32,707
Trade and Other Receivables Provision 14,321 16,192
Current other Receivables Provision 5,407 5,192
Provision Trade payables due to related parties, current 7,545 11,323
Recovery of Insurance 347 320
Impairment of Accounts Receivable Provision 27,273 32,707
Renegotiated Provision 1,728 1,905
Non-renegotiated Provision $ 25,545 $ 30,802