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Goodwill And Other Intangibles (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill [Line Items]

Schedule of Intangibles

The changes to PSEG Power’s intangible assets during 2019 and 2020 are as follows:



									Emissions Allowances						RECs						Total Other Intangibles
									Millions
			Balance as of January 1, 2019						$	84					$	59					$	143
			Retirements						(6)						(83)						(89)
			Purchases						26						72						98
			Sales and Transfers, net						—						(3)						(3)
			Balance as of December 31, 2019						$	104					$	45					$	149
			Retirements						(9)						(93)						(102)
			Purchases						17						94						111
			Balance as of December 31, 2020						$	112					$	46					$	158