RESTRICTED CASH (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Disclosure Restricted Cash [Abstract]
Operations	$ 87	$ 119
Credit obligations	69	60
Capital expenditures and development projects	17	2
Total	173	181
Less: non-current	(19)	(45)
Current	$ 154	$ 136

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- Definition

Restricted cash and cash equivalents credit

+ References

No definition available.

+ Details

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- Definition

Restricted cash and cash equivalents Development Projects

+ References

No definition available.

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- Definition

Restricted cash and cash equivalents operation

+ References

No definition available.

+ Details

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- Definition

The amount of current restricted cash and cash equivalents. [Refer: Restricted cash and cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard
-URIDate 2018-03-16

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- Definition

The amount of non-current restricted cash and cash equivalents. [Refer: Restricted cash and cash equivalents]

+ References

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- Definition

The amount of cash and cash equivalents whose use or withdrawal is restricted. [Refer: Cash and cash equivalents]

+ References

+ Details

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