Consolidated Balance Sheets Statement (USD $) In Millions	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 151	$ 31
Accounts receivable, net	661	628
Income taxes receivable	12	345
Inventories:
Materials and supplies	193	186
Fuel	215	188
Derivative contracts	32	114
Deferred income taxes	107	83
Other current assets	30	59
Total current assets	1,401	1,634
Property, plant and equipment, net	17,045	16,392
Regulatory assets	1,717	1,715
Derivative contracts	6	9
Other assets	401	396
Total assets	20,570	20,146
Current liabilities:
Accounts payable	495	479
Accrued employee expenses	95	81
Accrued interest	110	110
Accrued property and other taxes	119	63
Derivative contracts	112	84
Short-term debt	0	36
Current portion of long-term debt and capital lease obligations	521	588
Other current liabilities	113	97
Total current liabilities	1,565	1,538
Regulatory liabilities	898	849
Derivative contracts	266	399
Long-term debt and capital lease obligations	6,206	5,813
Deferred income taxes	3,733	3,448
Other long-term liabilities	718	788
Total liabilities	13,386	12,835
Commitments and contingencies (Note 8)
Shareholders' equity:
Preferred stock	41	41
Common stock - 750 shares authorized, no par value, 357 shares issued and outstanding	0	0
Additional paid-in capital	4,479	4,479
Retained earnings	2,671	2,798
Accumulated other comprehensive loss, net	(7)	(7)
Total shareholders' equity	7,184	7,311
Total liabilities and shareholders' equity	$ 20,570	$ 20,146