Recoverable taxes (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Recoverable taxes
Value-added tax	$ 484	$ 813
Brazilian federal contributions	659	808
Others	16	13
Total	1,159	1,634
Current	552	883
Non-current	607	751
Provision for loss	$ 1,124	$ 700

The amount of receivables related to a value added tax.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2019-01-01
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2019-03-27

Name:	ifrs-full_ValueAddedTaxReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant