Solar Energy Systems, Net (Tables)

12 Months Ended

Dec. 31, 2020

Solar Energy Systems [Member]

Property Plant And Equipment [Line Items]

Components of Solar Energy Systems, Net

Solar energy systems, net, consisted of the following (in millions):

	December 31,			December 31,
	2020			2019
Solar energy systems in service	$	6,758		$	6,682
Initial direct costs related to customer solar energy    system lease acquisition costs		103			102
		6,861			6,784
Less: accumulated depreciation and amortization (1)		(955	)		(723	)
		5,906			6,061
Solar energy systems under construction		28			18
Solar energy systems pending interconnection		45			59
Solar energy systems, net (2)	$	5,979		$	6,138

(1) Depreciation and amortization expense during the years ended December 31, 2020, 2019 and 2018 was $232 million, $227 million and $276 million, respectively.

(2) As of December 31, 2020 and 2019, solar energy systems, net, included $36 million of gross finance leased assets with accumulated depreciation and amortization of $7 million and $6 million, respectively.