[Line Items] for Disclosure Of Associates And Joint Ventures [Table]

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- Definition

Investment Accounted For Using Equity Method, Additions, Net Of Disposals

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- Definition

Investments Accounted For Using The Equity Method Recognised As Of Acquisition Date

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- Definition

Loss on revaluation of equity interest in acquiree held by acquirer immediately before acquisition date

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- Definition

The acquisition-date fair value of equity interest in the acquiree held by the acquirer immediately before the acquisition date in a business combination achieved in stages. [Refer: Business combinations [member]]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph p
-Clause i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_p_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

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EQUITY ACCOUNTED INVESTMENTS EQUITY ACCOUNTED INVESTMENTS - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 07, 2018	Aug. 28, 2018
Disclosure Of Associates And Joint Ventures [Line Items]
Investment Accounted For Using Equity Method, Additions, Net Of Disposals	$ (9,800)	$ 5,063
Real Estate
Disclosure Of Associates And Joint Ventures [Line Items]
Investment Accounted For Using Equity Method, Additions, Net Of Disposals	(8,068)
GGP Inc. (“GGP”) \| Real Estate
Disclosure Of Associates And Joint Ventures [Line Items]
Loss on revaluation of equity interest in acquiree held by acquirer immediately before acquisition date	$ 502
Acquisition-date fair value of equity interest in acquiree held by acquirer immediately before acquisition date				$ 7,800
Equity accounted investments				$ 10,800
Forest City [Member] \| Real Estate
Disclosure Of Associates And Joint Ventures [Line Items]
Equity accounted investments			$ 1,500