Severance (Tables)

6 Months Ended

Jun. 30, 2015

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs

For the three and six months ended June 30, 2015 and 2014, the Registrants recorded the following severance costs associated with these ongoing severance benefits within Operating and maintenance expense in their Consolidated Statements of Operations and Comprehensive Income:

	Exelon		Generation			ComEd		PECO		BGE
Three Months Ended
June 30, 2015	$	1	$	(1	)	$	—	$	—	$	—
June 30, 2014	4		2			—		—		—
Six Months Ended
June 30, 2015	$	21	$	17		$	—	$	—	$	—
June 30, 2014	6		4			—		—		—