REVENUES (Tables)

6 Months Ended

Jun. 30, 2019

Disclosure of disaggregation of revenue from contracts with customers [abstract]

Disclosure of disaggregation of revenue [Table Text Block]

    Revenue by Type

FOR THE THREE MONTHS ENDED JUN. 30, 2019 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity		Residential Development		Corporate Activities		Total Revenues
Revenue from contracts with customers	$	61	$	895	$	994	$	1,744	$	10,564	$	586	$	1	$	14,845
Other revenue	—		1,665		34		62		174		8		136		2,079
	$	61	$	2,560	$	1,028	$	1,806	$	10,738	$	594	$	137	$	16,924

FOR THE SIX MONTHS ENDED JUN. 30 , 2019 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity		Residential Development		Corporate Activities		Total Revenues
Revenue from contracts with customers	$	107	$	1,838	$	1,987	$	3,418	$	19,509	$	1,018	$	1	$	27,878
Other revenue	—		3,312		73		119		373		15		362		4,254
	$	107	$	5,150	$	2,060	$	3,537	$	19,882	$	1,033	$	363	$	32,132

FOR THE THREE MONTHS ENDED JUN. 30, 2018 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity			Residential Development			Corporate Activities			Total Revenues
Revenue from contracts with customers	$	18	$	765	$	851	$	1,112	$	8,637		$	682		$	2		$	12,067
Other revenue	—		1,029		47		32		41			4			56			1,209
	$	18	$	1,794	$	898	$	1,144	$	8,678	—	$	686	—	$	58	—	$	13,276

FOR THE SIX MONTHS ENDED JUN. 30 , 2018 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity			Residential Development			Corporate Activities			Total Revenues
Revenue from contracts with customers	$	81	$	1,448	$	1,777	$	2,189	$	16,712		$	1,138		$	2		$	23,347
Other revenue	—		2,222		60		68		81			7			122			2,560
	$	81	$	3,670	$	1,837	$	2,257	$	16,793	—	$	1,145	—	$	124	—	$	25,907

Disclosure of revenue from contracts with customers [text block]

Timing of Recognition of Revenue from Contracts with Customers

FOR THE THREE MONTHS ENDED JUN. 30, 2019 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity		Residential Development		Corporate Activities		Total Revenues
Goods and services provided at a point in time	$	—	$	330	$	21	$	65	$	8,433	$	580	$	1	$	9,430
Services transferred over a period of time	61		565		973		1,679		2,131		6		—		5,415
	$	61	$	895	$	994	$	1,744	$	10,564	$	586	$	1	$	14,845

FOR THE SIX MONTHS ENDED JUN. 30 , 2019 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity		Residential Development		Corporate Activities		Total Revenues
Goods and services provided at a point in time	$	—	$	648	$	39	$	153	$	15,090	$	1,012	$	1	$	16,943
Services transferred over a period of time	107		1,190		1,948		3,265		4,419		6		—		10,935
	$	107	$	1,838	$	1,987	$	3,418	$	19,509	$	1,018	$	1	$	27,878

FOR THE THREE MONTHS ENDED JUN. 30, 2018 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity		Residential Development		Corporate Activities		Total Revenues
Goods and services provided at a point in time	$	—	$	326	$	11	$	63	$	7,190	$	682	$	2	$	8,274
Services transferred over a period of time	18		439		840		1,049		1,447		—		—		3,793
	$	18	$	765	$	851	$	1,112	$	8,637	$	682	$	2	$	12,067

FOR THE SIX MONTHS ENDED JUN. 30 , 2018 (MILLIONS)	Asset Management		Real Estate		Renewable Power		Infrastructure		Private Equity		Residential Development		Corporate Activities		Total Revenues
Goods and services provided at a point in time	$	—	$	580	$	41	$	125	$	13,695	$	1,138	$	2	$	15,581
Services transferred over a period of time	81		868		1,736		2,064		3,017		—		—		7,766
	$	81	$	1,448	$	1,777	$	2,189	$	16,712	$	1,138	$	2	$	23,347