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INVESTMENT PROPERTIES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Reconciliation of changes in investment property [abstract] |  |
Balance at beginning of the year | $ 416 | $ 190
Acquisitions through business combinations | 0 | 211
Additions, net of disposals | 3 | 2
Non-cash additions | 0 | 5
Fair value adjustments | 68 | 0
Foreign currency translation | 31 | 8
Balance at end of the year | $ 518 | $ 416
Investment property completed | Transport | Bottom of range | Direct Income Capitalization |  |
Reconciliation of changes in investment property [abstract] |  |
Capitalization rate | 6.00% |
Capitalization rate | 6.00% |
Investment property completed | Transport | Top of range | Direct Income Capitalization |  |
Reconciliation of changes in investment property [abstract] |  |
Capitalization rate | 14.00% |
Capitalization rate | 14.00% |
Investment property completed | Data | Bottom of range | Direct Income Capitalization |  |
Reconciliation of changes in investment property [abstract] |  |
Capitalization rate | 6.00% |
Capitalization rate | 6.00% |
Investment property completed | Data | Top of range | Direct Income Capitalization |  |
Reconciliation of changes in investment property [abstract] |  |
Capitalization rate | 8.00% |
Capitalization rate | 8.00% |

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- Definition The increase in investment property resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Investment property] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 40 -IssueDate 2020-01-01 -Paragraph 76 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=40&code=ifrs-tx-2020-en-r&anchor=para_76_b&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 40 -IssueDate 2020-01-01 -Paragraph 79 -Subparagraph d -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=40&code=ifrs-tx-2020-en-r&anchor=para_79_d_ii&doctype=Standard -URIDate 2020-01-01 + Details
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