v3.19.2

Basis of Presentation and Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2019

Accounting Policies [Abstract]

Schedule of components of restricted cash

The table below represents the components of our restricted cash as of June 30, 2019 and December 31, 2018 (in millions):

	June 30, 2019												December 31, 2018
	Current				Non-Current				Total				Current				Non-Current				Total
Debt service	$	51			$	8			$	59			$	13			$	8			$	21
Construction/major maintenance	9				39				48				23				24				47
Security/project/insurance	112				31				143				120				—				120
Other	10				2				12				11				2				13
Total	$	182			$	80			$	262			$	167			$	34			$	201

Schedule of property, plant and equipment

Property, Plant and Equipment, Net — At June 30, 2019 and December 31, 2018, the components of property, plant and equipment are stated at cost less accumulated depreciation as follows (in millions):

	June 30, 2019				December 31, 2018				Depreciable Lives
Buildings, machinery and equipment	$	16,522			$	16,400			1.5	–	50	Years
Geothermal properties	1,509				1,501				13	–	58	Years
Other	269				286				3	–	50	Years
	18,300				18,187
Less: Accumulated depreciation	6,860				6,832
	11,440				11,355
Land	128				121
Construction in progress	483				966
Property, plant and equipment, net	$	12,051			$	12,442

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Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

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Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage.

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