New And Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2016

Components Of Net Periodic Benefit Cost

	Pension Benefits				Other Benefits
	Three Months Ended March 31,
(in millions)	2016		2015		2016		2015
Service cost for benefits earned	$	113	$	119	$	13	$	13
Interest cost		179		168		19		18
Expected return on plan assets		(207)		(218)		(27)		(28)
Amortization of prior service cost		2		4		4		5
Amortization of net actuarial loss		6		3		1		1
Net periodic benefit cost		93		76		10		9
Regulatory account transfer (1)		(8)		9		-		-
Total	$	85	$	85	$	10	$	9

(1) The Utility recorded these amounts to a regulatory account since they are probable of recovery from, or refund to, customers in future rates.

Reporting of Amounts Reclassified Out of Accumulated Other Comprehensive Income

	Pension		Other
	Benefits		Benefits		Total
(in millions, net of income tax)	Three Months Ended March 31, 2016
Beginning balance	$	(23)	$	16	$	(7)
Amounts reclassified from other comprehensive income: (1)
Amortization of prior service cost
(net of taxes of $1 and $2, respectively)		1		2		3
Amortization of net actuarial loss
(net of taxes of $2 and $0, respectively)		4		1		5
Regulatory account transfer
(net of taxes of $3 and $2, respectively)		(5)		(3)		(8)
Net current period other comprehensive loss		-		-		-
Ending balance	$	(23)	$	16	$	(7)

(1) These components are included in the computation of net periodic pension and other postretirement benefit costs.  (See the “Pension and Other Postretirement Benefits” table above for additional details.)

	Pension		Other		Other
	Benefits		Benefits		Investments		Total
(in millions, net of income tax)	Three Months Ended March 31, 2015
Beginning balance	$	(21)		15		17		11
Amounts reclassified from other comprehensive income:
Amortization of prior service cost
(net of taxes of $2, $2, and $0, respectively) (1)		2		3		-		5
Amortization of net actuarial loss
(net of taxes of $1, $0, and $0, respectively) (1)		2		-		-		2
Regulatory account transfer
(net of taxes of $3, $2, and $0, respectively) (1)		(4)		(3)		-		(7)
Change in investments
(net of taxes of $0, $0, and $12, respectively)		-		-		(17)		(17)
Net current period other comprehensive loss		-		-		(17)		(17)
Ending balance	$	(21)	$	15	$	-	$	(6)

(1) These components are included in the computation of net periodic pension and other postretirement benefit costs.  (See the “Pension and Other Postretirement Benefits” table above for additional details.)