Revenue (Tables)

6 Months Ended

Jun. 30, 2019

Revenue from Contracts with Customers [Abstract]

Disaggregation of Revenue [Table Text Block]

The following table presents our revenue from contracts with customers and other revenue for the periods indicated (in millions):

	Three Months Ended June 30, 2019
	US and Utilities SBU		South America SBU		MCAC SBU		Eurasia SBU		Corporate, Other and Eliminations			Total
Regulated Revenue
Revenue from contracts with customers	$	706	$	—	$	—	$	—	$	—		$	706
Other regulated revenue	18		—		—		—		—			18
Total regulated revenue	724		—		—		—		—			724
Non-Regulated Revenue
Revenue from contracts with customers	180		764		455		201		(2		)	1,598
Other non-regulated revenue (1)	72		1		23		64		1			161
Total non-regulated revenue	252		765		478		265		(1		)	1,759
Total revenue	$	976	$	765	$	478	$	265	$	(1	)	$	2,483
	Three Months Ended June 30, 2018
	US and Utilities SBU		South America SBU		MCAC SBU		Eurasia SBU		Corporate, Other and Eliminations			Total
Regulated Revenue
Revenue from contracts with customers	$	706	$	—	$	—	$	—	$	—		$	706
Other regulated revenue	10		—		—		—		—			10
Total regulated revenue	716		—		—		—		—			716
Non-Regulated Revenue
Revenue from contracts with customers	180		845		384		218		—			1,627
Other non-regulated revenue (1)	99		1		22		74		(2		)	194
Total non-regulated revenue	279		846		406		292		(2		)	1,821
Total revenue	$	995	$	846	$	406	$	292	$	(2	)	$	2,537

	Six Months Ended June 30, 2019
	US and Utilities SBU		South America SBU		MCAC SBU		Eurasia SBU		Corporate, Other and Eliminations			Total
Regulated Revenue
Revenue from contracts with customers	$	1,484	$	—	$	—	$	—	$	—		$	1,484
Other regulated revenue	25		—		—		—		—			25
Total regulated revenue	1,509		—		—		—		—			1,509
Non-Regulated Revenue
Revenue from contracts with customers	353		1,607		884		468		(2		)	3,310
Other non-regulated revenue (1)	133		3		44		136		(2		)	314
Total non-regulated revenue	486		1,610		928		604		(4		)	3,624
Total revenue	$	1,995	$	1,610	$	928	$	604	$	(4	)	$	5,133
	Six Months Ended June 30, 2018
	US and Utilities SBU		South America SBU		MCAC SBU		Eurasia SBU		Corporate, Other and Eliminations			Total
Regulated Revenue
Revenue from contracts with customers	$	1,417	$	—	$	—	$	—	$	—		$	1,417
Other regulated revenue	21		—		—		—		—			21
Total regulated revenue	1,438		—		—		—		—			1,438
Non-Regulated Revenue
Revenue from contracts with customers	388		1,739		771		549		(9		)	3,438
Other non-regulated revenue (1)	196		2		43		162		(2		)	401
Total non-regulated revenue	584		1,741		814		711		(11		)	3,839
Total revenue	$	2,022	$	1,741	$	814	$	711	$	(11	)	$	5,277