Asset Impairment Expense (Tables)

9 Months Ended

Sep. 30, 2020

Impairment or Disposal of Tangible Assets Disclosure [Abstract]

Details of Impairment of Long-Lived Assets Held and Used by Asset [Table Text Block]

The following table presents our asset impairment expense for the periods indicated (in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
AES Gener	$	781	$	—	$	781	$	—
Hawaii	38		—		38		—
Estrella del Mar I	30		—		30		—
Kilroot and Ballylumford	—		—		—		115
Other	—		—		6		1
Total	$	849	$	—	$	855	$	116