NON-RECOURSE BORROWINGS NON RECOURSE BORROWINGS - Schedule of Non-recourse borrowings (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Disclosure of detailed information about borrowings [line items]
Subsidiary Borrowings	$ 8,600	$ 9,009
Property-specific borrowings	103,209	63,721
Non-recourse borrowings of managed entities	$ 111,809	$ 72,730

The amount of loans received from banks that have been secured by collateral. [Refer: Loans received]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_112_c&doctype=Standard
-URIDate 2017-03-09

Name:	ifrs-full_SecuredBankLoansReceived
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant