DERIVATIVE FINANCIAL INSTRUMENTS (Tables)

6 Months Ended

Jun. 30, 2018

Financial Instruments [Abstract]

Disclosure of detailed information about hedging instruments

The aggregate notional amounts of the partnership's derivative positions were as follows as at:

(US$ MILLIONS)	June 30, 2018		December 31, 2017
Total foreign exchange contracts (1)	$	1,597	$	1,243

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⁽¹⁾  Notional amounts are presented on a net basis for those derivative instruments that are offset.