Supplementary Financial Information (Tables)

9 Months Ended

Sep. 30, 2012

Supplementary Financial Information [Abstract]

Schedule of interest expense and related charges

Interest Expense and Related Charges

	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
Interest expense	$	116	$	69	$	305	$	194
Interest expense related to pushed down debt	19		18		57		60
Amortization of debt exchange and issuance costs	2		1		6		5
Total interest expense and related charges	$	137	$	88	$	368	$	259

Schedule of cash flow, supplemental disclosures

Supplemental Cash Flow Information

	Nine Months Ended September 30,
	2012			2011
Cash payments (receipts) related to:
Interest paid	$	217		$	116
Interest received on investments in long-term debt of affiliates	(92		)	(83		)
Income tax payments	172			30
Noncash investing and financing activities:
Receipt of additional EFH Corp. Toggle Notes in lieu of cash interest	(167		)	(151		)
Parent's payment of interest on pushed-down debt accounted for as a contribution of capital (net of tax) (Note 6)	30			28
Capital contribution related to settlement of certain income taxes payable (a)	—			30
Effect of push down of debt from EFH Corp.	—			(196		)

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(a) Reflects noncash settlement of certain income taxes payable arising as a result of the sale of noncontrolling interests in Oncor.