Other Income and Expenses (Tables)

12 Months Ended

Dec. 31, 2011

Other Income and Expenses [Abstract]

Other Income and Expenses

Other income and expenses are as follows:

	Years ended December 31,
(in millions)	2011		2010		2009
Other income:
Equity Available Funds Used During Construction	$	96	$	100	$	116
Increase in cash surrender value of life insurance policies	26		25		23
Energy settlement	2		5		9
Other	11		11		12
Total utility other income	135		141		160
Competitive power generation and other income	21		7		11
Total other income	$	156	$	148	$	171
Other expenses:
Civic, political and related activities and donations	$	30	$	28	$	28
Marketing services	7		7		11
Other	18		16		10
Total utility other expenses	55		51		49
Competitive power generation and other expenses	—		—		8
Total other expenses	$	55	$	51	$	57