MANAGEMENT OF RISKS ARISING FROM HOLDING FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2017

Financial Instruments [Abstract]

Disclosure of maturity analysis for financial liabilities

The following tables present the contractual maturities of the company’s financial liabilities at December 31, 2017 and 2016:

	Payments Due by Period
AS AT DECEMBER 31, 2017 (MILLIONS)	<1 Year		1 to 3 Years		4 to 5 Years		After 5 Years		Total
Principal repayments
Corporate borrowings	$	—	$	478	$	278	$	4,903	$	5,659
Property-specific borrowings	8,800		15,175		14,228		25,518		63,721
Other debt of subsidiaries	1,956		2,520		2,536		1,997		9,009
Subsidiary equity obligations	76		53		1,001		2,531		3,661
Interest expense1
Corporate borrowings	259		494		462		1,433		2,648
Non-recourse borrowings	3,248		5,024		3,575		5,314		17,161
Subsidiary equity obligations	226		428		340		322		1,316

1. Represents the aggregated interest expense expected to be paid over the term of the obligations. Variable interest rate payments have been calculated based on current rates

	Payments Due by Period
AS AT DECEMBER 31, 2016 (MILLIONS)	<1 Year		1 to 3 Years		4 to 5 Years		After 5 Years		Total
Principal repayments
Corporate borrowings	$	425	$	447	$	260	$	3,368	$	4,500
Property-specific borrowings	7,655		13,965		13,467		17,355		52,442
Other debt of subsidiaries	866		2,699		1,955		2,429		7,949
Subsidiary equity obligations	421		143		1,217		1,784		3,565
Interest expense1
Corporate borrowings	201		375		342		878		1,796
Non-recourse borrowings	2,776		4,549		3,219		4,378		14,922
Subsidiary equity obligations	198		376		318		378		1,270

1. Represents the aggregated interest expense expected to be paid over the term of the obligations. Variable interest rate payments have been calculated based on current rates