Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2013

Retirement Plans [Abstract]

Changes In Projected Benefit Obligation And Plan Assets [Table Text Block]

Changes in our PBO and plan assets were as follows for the years ended December 31:

Funded Status	Pension				OPEB
Millions	2013		2012		2013		2012
Projected Benefit Obligation
Projected benefit obligation at beginning of year	$	3,591	$	3,165	$	372	$	336
Service cost		72		54		3		3
Interest cost		134		141		12		15
Actuarial loss/(gain)		(257)		391		(34)		42
Gross benefits paid		(168)		(160)		(23)		(24)
Projected benefit obligation at end of year	$	3,372	$	3,591	$	330	$	372
Plan Assets
Fair value of plan assets at beginning of year	$	2,875	$	2,505	$	-	$	-
Actual return on plan assets		506		315		-		-
Voluntary funded pension plan contributions		200		200		-		-
Non-qualified plan benefit contributions		16		15		23		24
Gross benefits paid		(168)		(160)		(23)		(24)
Fair value of plan assets at end of year	$	3,429	$	2,875	$	-	$	-
Funded status at end of year	$	57	$	(716)	$	(330)	$	(372)

Amounts Recognized In Statement Of Financial Position [Table Text Block]

Amounts recognized in the statement of financial position as of December 31, 2013 and 2012 consist of:

	Pension				OPEB
Millions	2013		2012		2013		2012
Noncurrent assets	$	364	$	1	$	-	$	-
Current liabilities		(16)		(16)		(25)		(27)
Noncurrent liabilities		(291)		(701)		(305)		(345)
Net amounts recognized at end of year	$	57	$	(716)	$	(330)	$	(372)

Pre-Tax Amounts Recognized In Accumulated Other Comprehensive Income/(Loss) [Table Text Block]

Pre-tax amounts recognized in accumulated other comprehensive income/(loss) as of December 31, 2013 and 2012 consist of:

	2013							2012
Millions	Pension		OPEB		Total		Pension		OPEB		Total
Prior service (cost)/credit	$	-	$	28	$	28	$	-	$	45	$	45
Net actuarial loss		(1,018)		(125)		(1,143)		(1,685)		(175)		(1,860)
Total	$	(1,018)	$	(97)	$	(1,115)	$	(1,685)	$	(130)	$	(1,815)

Other Pre-Tax Changes Recognized In Other Comprehensive Income [Table Text Block]

Pre-tax changes recognized in other comprehensive income/(loss) during 2013, 2012 and 2011 were as follows:

	Pension							OPEB
Millions	2013		2012		2011		2013		2012		2011
Prior service cost/(credit)	$	-	$	-	$	-	$	-	$	-	$	10
Net actuarial loss/(gain)		(561)		265		515		(34)		42		14
Amortization of:
Prior service cost/(credit)		-		(1)		(2)		16		18		34
Actuarial loss		(106)		(83)		(71)		(15)		(13)		(11)
Total	$	(667)	$	181	$	442	$	(33)	$	47	$	47

Amounts Included In Accumulated Other Comprehensive Income Expected To Be Amortized Into Net Periodic Cost (Benefit) [Table Text Block]

Amounts included in accumulated other comprehensive income/(loss) expected to be amortized into net periodic cost (benefit) during 2014:

Millions	Pension		OPEB		Total
Prior service benefit	$	-	$	(11)	$	(11)
Net actuarial loss		69		10		79
Total	$	69	$	(1)	$	68

Underfunded Accumulated Benefit Obligation [Table Text Block]

The following table discloses only the PBO, ABO, and fair value of plan assets for pension plans where the accumulated benefit obligation is in excess of the fair value of the plan assets as ofDecember 31:

Underfunded Accumulated Benefit Obligation
Millions	2013		2012
Projected benefit obligation	$	308	$	3,574
Accumulated benefit obligation	$	302	$	3,440
Fair value of plan assets		-		2,857
Underfunded accumulated benefit obligation	$	(302)	$	(583)

Weighted-Average Actuarial Assumptions Used To Determine Benefit Obligations And Expense [Table Text Block]

The weighted-average actuarial assumptions used to determine benefit obligations at December 31:

	Pension		OPEB
Percentages	2013	2012	2013	2012
Discount rate	4.72%	3.78%	4.47%	3.48%
Compensation increase	4.00%	3.76%	N/A	N/A
Health care cost trend rate (employees under 65)	N/A	N/A	6.49%	6.64%
Ultimate health care cost trend rate	N/A	N/A	4.50%	4.50%
Year ultimate trend rate reached	N/A	N/A	2028	2028

The weighted-average actuarial assumptions used to determine expense were as follows for the years ended December 31:

	Pension			OPEB
Percentages	2013	2012	2011	2013	2012	2011
Discount rate	3.78%	4.54%	5.35%	3.48%	4.36%	5.01%
Expected return on plan assets	7.50%	7.50%	7.50%	N/A	N/A	N/A
Compensation increase	3.43%	3.69%	4.48%	N/A	N/A	N/A
Health care cost trend rate (employees under 65)	N/A	N/A	N/A	6.64%	6.91%	7.07%
Ultimate health care cost trend rate	N/A	N/A	N/A	4.50%	4.50%	4.50%
Year ultimate trend reached	N/A	N/A	N/A	2028	2028	2028

Net Periodic Pension And OPEB Cost/(Benefit) [Table Text Block]

The components of our net periodic pension and OPEB cost/(benefit) were as follows for the years ended December 31:

	Pension							OPEB
Millions	2013		2012		2011		2013		2012		2011
Net Periodic Benefit Cost:
Service cost	$	72	$	54	$	40	$	3	$	3	$	2
Interest cost		134		141		145		12		15		15
Expected return on plan assets		(202)		(190)		(180)		-		-		-
Amortization of:
Prior service cost/(credit)		-		1		2		(16)		(18)		(34)
Actuarial loss		106		83		71		15		13		11
Net periodic benefit cost/(benefit)	$	110	$	89	$	78	$	14	$	13	$	(6)

OPEB Effects From One-Percentage Point Change Assumed Healthcare Cost Trend Rates [Table Text Block]

A one-percentage point change in the assumed healthcare cost trend rates would have the following effects on OPEB:

Millions	One % pt. Increase		One % pt. Decrease
Effect on total service and interest cost components	$	1	$	(1)
Effect on accumulated benefit obligation		15		(13)

Cash Contributions For Qualified Pension Plan Benefit Payments For Non-Qualified OPEB Plans [Table Text Block]

The following table details our cash contributions for the qualified pension plans and the benefit payments for the non-qualified (supplemental) pension and OPEB plans:

	Pension
Millions	Qualified		Non-qualified		OPEB
2012	$	200		15		24
2013		200		16		23

Expected Benefit Payments For Years 2012 Through 2022 [Table Text Block]

The following table details expected benefit payments for the years 2014through 2023:

Millions	Pension		OPEB
2014	$	171	$	25
2015		176		25
2016		181		25
2017		185		25
2018		191		25
Years 2019 - 2023		1,019		114

Pension Plan Asset Allocation And Fair Value Measured Recurring Basis [Table Text Block]

Our pension plan asset allocation at December 31, 2013 and 2012, and target allocation for 2014, are as follows:

	Target Allocation 2014	Percentage of Plan Assets December 31,
		2013	2012
Equity securities	60% to 70%	70%	65%
Debt securities	20% to 30%	21	25
Real estate	2% to 8%	4	5
Commodities	4% to 6%	5	5
Total		100%	100%

As of December 31, 2013, the pension plan assets measured at fair value on a recurring basis were as follows:

	Quoted Prices		Significant
	in Active		Other		Significant
	Markets for		Observable		Unobservable
	Identical Inputs		Inputs		Inputs
Millions	(Level 1)		(Level 2)		(Level 3)		Total
Plan assets:
Temporary cash investments	$	16	$	-	$	-	$	16
Registered investment companies		11		253		-		264
U.S. government securities		-		126		-		126
Corporate bonds & debentures		-		310		-		310
Corporate stock		983		16		-		999
Venture capital and buyout partnerships		-		-		213		213
Real estate partnerships		-		-		139		139
Common trust and other funds		-		1,357		-		1,357
Other investments		-		-		-		-
Total plan assets at fair value	$	1,010	$	2,062	$	352		3,424
Other assets [a]								5
Total plan assets							$	3,429
[a] Other assets include accrued receivables and pending broker settlements.

As of December 31, 2012, the pension plan assets measured at fair value on a recurring basis were as follows:

	Quoted Prices		Significant
	in Active		Other		Significant
	Markets for		Observable		Unobservable
	Identical Inputs		Inputs		Inputs
Millions	(Level 1)		(Level 2)		(Level 3)		Total
Plan assets:
Temporary cash investments	$	14	$	-	$	-	$	14
Registered investment companies		10		258		-		268
U.S. government securities		-		125		-		125
Corporate bonds & debentures		-		326		-		326
Corporate stock		758		12		-		770
Venture capital and buyout partnerships		-		-		179		179
Real estate partnerships		-		-		143		143
Common trust and other funds		-		1,018		-		1,018
Other investments		-		27		-		27
Total plan assets at fair value	$	782	$	1,766	$	322		2,870
Other assets [a]								5
Total plan assets							$	2,875
[a] Other assets include accrued receivables and pending broker settlements.

Reconciliation Of Beginning Ending Balances Of Fair Value Measurements Using Significant Unobservable Inputs (Level 3) [Table Text Block]

The following table presents a reconciliation of the beginning and ending balances of the fair value measurements using significant unobservable inputs (Level 3 investments) during 2013:

	Venture Capital
	and Buyout		Real Estate
Millions	Partnerships		Partnerships		Total
Beginning balance - January 1, 2013	$	179	$	143	$	322
Realized gain		7		8		15
Unrealized gain		24		3		27
Purchases		43		23		66
Sales		(40)		(38)		(78)
Ending balance - December 31, 2013	$	213	$	139	$	352

The following table presents a reconciliation of the beginning and ending balances of the fair value measurements using significant unobservable inputs (Level 3 investments) during 2012:

	Venture Capital
	and Buyout		Real Estate
Millions	Partnerships		Partnerships		Total
Beginning balance - January 1, 2012	$	184	$	126	$	310
Realized gain/(loss)		11		3		14
Unrealized gain		1		-		1
Purchases		18		23		41
Sales		(35)		(9)		(44)
Ending balance - December 31, 2012	$	179	$	143	$	322