Rendering

Component: (Network and Table)
Network
2313301 - Disclosure - Asset Retirement Obligations (Tables)
(http://www.nrgenergy.com/role/AssetRetirementObligationsTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001013871 (http://www.sec.gov/CIK)
Asset Retirement Obligation Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Asset Retirement Obligation Disclosure [Abstract]
 
Schedule of company's ARO obligations and related additions, reductions and accretion
The following table represents the balance of ARO obligations as of December 31, 2016 and 2015, along with the additions, reductions and accretion related to the Company's ARO obligations for the year ended December 31, 2016:
 
(In millions)
Balance as of December 31, 2015
$
945

Revisions in estimates for current obligations
(103
)
Additions
49

Spending for current obligations
(8
)
Accretion — Expense
42

Accretion — Nuclear decommissioning
15

Balance as of December 31, 2016
$
940