Debt and Credit Agreements Year-End (Tables)

9 Months Ended

Sep. 30, 2012

Debt Tables [Line Items]

Schedule Of Short Term Debt [Text Block]

Type of Credit Facility		Amount (a)		Expiration Dates	Capacity Type
Exelon Corporate		(In billions)
	Syndicated Revolvers	$	2.0	December 2012 and August 2017	Letters of credit and cash
Generation
	Syndicated Revolver		5.3	August 2017	Letters of credit and cash
	Bilateral		0.3	December 2015 and March 2016	Letters of credit and cash
ComEd
	Syndicated Revolver		1.0	March 2017	Letters of credit and cash
PECO
	Syndicated Revolver		0.6	August 2017	Letters of credit and cash
BGE
	Syndicated Revolver		0.6	August 2017	Letters of credit and cash
	Total	$	9.8

• Excludes $118 million of credit facility agreements arranged with minority and community banks at Generation, ComEd and PECO. These facilities, which expired and were replaced in October 2012, were solely utilized to issue letters of credit.

Schedule Of Short Term Borrowing Activity [Text Block]

Commercial Paper Borrowings	September 30, 2012		December 31, 2011
Exelon Corporate	$	15	$	161
Generation		0		0
ComEd		35		0
PECO		0		0
BGE		0		0