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Employee Benefit Plans
12 Months Ended
Dec. 31, 2014
General Discussion of Pension and Other Postretirement Benefits [Abstract]  
Employee Benefit Plans
EMPLOYEE BENEFIT PLANS
Dominion and Dominion Gas - Defined Benefit Plans
Dominion provides certain retirement benefits to eligible active employees, retirees and qualifying dependents. Dominion Gas participates in a number of the Dominion-sponsored retirement plans. Under the terms of its benefit plans, Dominion reserves the right to change, modify or terminate the plans. From time to time in the past, benefits have changed, and some of these changes have reduced benefits.
Dominion maintains qualified noncontributory defined benefit pension plans covering virtually all employees. Retirement benefits are based primarily on years of service, age and the employee's compensation. Dominion's funding policy is to contribute annually an amount that is in accordance with the provisions of ERISA. The pension program also provides benefits to certain retired executives under a company-sponsored nonqualified employee benefit plan. The nonqualified plan is funded through contributions to a grantor trust. Dominion also provides retiree healthcare and life insurance benefits with annual employee premiums based on several factors such as age, retirement date and years of service.
Pension benefits for Dominion Gas employees not represented by collective bargaining units are covered by the Dominion Pension Plan, a defined benefit pension plan sponsored by Dominion that provides benefits to multiple Dominion subsidiaries. Pension benefits for Dominion Gas employees represented by collective bargaining units are covered by separate pension plans for East Ohio and, for DTI, a plan that provides benefits to employees of both DTI and Hope. Employee compensation is the basis for allocating pension costs and obligations between DTI and Hope and determining East Ohio's share of total pension costs.
Retiree healthcare and life insurance benefits for Dominion Gas employees not represented by collective bargaining units are covered by the Dominion Retiree Health and Welfare Plan, a plan sponsored by Dominion that provides certain retiree healthcare and life insurance benefits to multiple Dominion subsidiaries. Retiree healthcare and life insurance benefits for Dominion Gas employees represented by collective bargaining units are covered by separate other postretirement benefit plans for East Ohio and, for DTI, a plan that provides benefits to both DTI and Hope. Employee headcount is the basis for allocating other postretirement benefit costs and obligations between DTI and Hope and determining East Ohio's share of total other postretirement benefit costs.
Pension and other postretirement benefit costs are affected by employee demographics (including age, compensation levels and years of service), the level of contributions made to the plans and earnings on plan assets. These costs may also be affected by changes in key assumptions, including expected long-term rates of return on plan assets, discount rates, healthcare cost trend rates, mortality rates and the rate of compensation increases.
Dominion uses December 31 as the measurement date for all of its employee benefit plans, including those in which Dominion Gas participates. Dominion uses the market-related value of pension plan assets to determine the expected return on plan assets, a component of net periodic pension cost, for all pension plans, including those in which Dominion Gas participates. The market-related value recognizes changes in fair value on a straight-line basis over a four-year period, which reduces year-to-year volatility. Changes in fair value are measured as the difference between the expected and actual plan asset returns, including dividends, interest and realized and unrealized investment gains and losses. Since the market-related value recognizes changes in fair value over a four-year period, the future market-related value of pension plan assets will be impacted as previously unrecognized changes in fair value are recognized.
Dominion's pension and other postretirement benefit plans hold investments in trusts to fund employee benefit payments. Aggregate actual returns for Dominion's pension and other postretirement plan assets were $706 million in 2014 and $959 million in 2013, versus expected returns of $610 million and $554 million, respectively. Aggregate actual returns for pension and other postretirement benefit plan assets for Dominion Gas employees represented by collective bargaining units were $157 million in 2014 and $214 million in 2013, versus expected returns of $138 million and $125 million, respectively. Differences between actual and expected returns on plan assets are accumulated and amortized during future periods. As such, any investment-related declines in these trusts will result in future increases in the net periodic cost recognized for such employee benefit plans and will be included in the determination of the amount of cash to be contributed to the employee benefit plans.
The Medicare Act introduced a federal subsidy to sponsors of retiree healthcare benefit plans that provide a prescription drug benefit that is at least actuarially equivalent to Medicare Part D. Dominion determined that the prescription drug benefit offered under its other postretirement benefit plans is at least actuarially equivalent to Medicare Part D. Dominion received a federal subsidy of $4 million and $5 million for 2014 and 2013, respectively. Dominion Gas received a federal subsidy of $1 million for each of 2014 and 2013. Effective January 1, 2013, Dominion changed its method of receiving the subsidy under Medicare Part D for retiree prescription drug coverage from the Retiree Drug Subsidy to the EGWP. This change reduced other postretirement benefit costs by approximately $20 million annually beginning in 2012. As a result of the adoption of the EGWP, Dominion will begin to receive an increased level of Medicare Part D subsidies, in the form of reduced costs rather than a direct reimbursement, over the next few years.
In October 2014, the Society of Actuaries published new mortality tables and mortality improvement scales. Such tables and scales are used to develop mortality assumptions for use in determining pension and other postretirement benefit liabilities and expense. Following evaluation of the new tables, Dominion changed its assumption for mortality rates to reflect a generational improvement scale. As a result of this change in assumption, at December 31, 2014 Dominion and Dominion Gas (for employees represented by collective bargaining units) increased their pension benefit obligations by $131 million and $10 million, respectively, and increased their accumulated postretirement benefit obligations by $32 million and $7 million, respectively. This change is expected to increase net periodic benefit cost for Dominion and Dominion Gas (for employees represented by collective bargaining units) by approximately $25 million and $3 million, respectively, for 2015.
Dominion remeasured all of its pension and other postretirement benefit plans in the second quarter of 2013. The remeasurement resulted in a reduction in the pension benefit obligation of approximately $354 million and a reduction in the accumulated postretirement benefit obligation of approximately $78 million. For Dominion Gas employees represented by collective bargaining units, the remeasurement resulted in a reduction in the pension benefit obligation of approximately $28 million and a reduction in the accumulated postretirement benefit obligation of approximately $9 million. The impact of the remeasurement on net periodic benefit (credit) cost was recognized prospectively from the remeasurement date and reduced net periodic benefit cost for 2013 by approximately $36 million, excluding the impacts of curtailments, and for Dominion Gas employees represented by collective bargaining units by approximately $2 million. The discount rate used for the remeasurement was 4.80% for the pension plans and 4.70% for the other postretirement benefit plans. All other assumptions used for the remeasurement were consistent with the measurement as of December 31, 2012.
In the fourth quarter of 2013, Dominion remeasured its other postretirement benefit plans as a result of a plan amendment that changed medical coverage for certain Medicare-eligible retirees effective April 2014. The remeasurement resulted in a reduction in the accumulated postretirement benefit obligation of approximately $220 million. The impact of the remeasurement on net periodic benefit (credit) cost was recognized prospectively from the remeasurement date and reduced net periodic benefit cost for 2013 by approximately $8 million. The amendment is expected to reduce net periodic benefit cost by $40 million to $60 million for each of the next five years. The discount rate used for the remeasurement was 4.80%. All other assumptions used for the remeasurement were consistent with the measurement as of December 31, 2012.
In the third quarter of 2014, East Ohio remeasured its other postretirement benefit plan as a result of an amendment that changed medical coverage upon the attainment of age 65 for certain future retirees effective January 1, 2016. For employees represented by collective bargaining units, the remeasurement resulted in an increase in the accumulated postretirement benefit obligation of approximately $22 million. The impact of the remeasurement on net periodic benefit credit was recognized prospectively from the remeasurement date and reduced net periodic benefit credit for 2014, for employees represented by collective bargaining units, by less than $1 million. The discount rate used for the remeasurement was 4.20% and the expected long-term rate of return used was 8.50%. All other assumptions used for the remeasurement were consistent with the measurement as of December 31, 2013.

Funded Status
The following table summarizes the changes in pension plan and other postretirement benefit plan obligations and plan assets and includes a statement of the plans' funded status for Dominion and Dominion Gas (for employees represented by collective bargaining units):
 
 
Pension Benefits
 
Other Postretirement
Benefits
 
Year Ended December 31,
2014

2013

2014

2013

(millions, except percentages)
 
 
 
 
DOMINION
 
 
 
 
Changes in benefit obligation:
 
 
 
 
Benefit obligation at beginning of year
$
5,625

$
6,125

$
1,360

$
1,719

Service cost
114

131

32

43

Interest cost
290

271

67

73

Benefits paid
(236
)
(229
)
(78
)
(75
)
Actuarial (gains) losses during the year
887

(650
)
177

(170
)
Plan amendments(1)

1

9

(220
)
Settlements and curtailments(2)
(13
)
(24
)

(16
)
Special termination benefits



1

Medicare Part D reimbursement


4

5

Benefit obligation at end of year
$
6,667

$
5,625

$
1,571

$
1,360

Changes in fair value of plan assets:
 

 

 

 

Fair value of plan assets at beginning of year
$
6,113

$
5,553

$
1,315

$
1,156

Actual return on plan assets
601

781

105

178

Employer contributions
15

8

12

12

Benefits paid
(236
)
(229
)
(30
)
(31
)
Settlements(2)
(13
)



Fair value of plan assets at end of year
$
6,480

$
6,113

$
1,402

$
1,315

Funded status at end of year
$
(187
)
$
488

$
(169
)
$
(45
)
Amounts recognized in the Consolidated Balance Sheets at December 31:
 

 

 

 

Noncurrent pension and other postretirement benefit assets
$
946

$
913

$
10

$
29

Other current liabilities
(13
)
(15
)
(3
)
(3
)
Noncurrent pension and other postretirement benefit liabilities
(1,120
)
(410
)
(176
)
(71
)
Net amount recognized
$
(187
)
$
488

$
(169
)
$
(45
)
Significant assumptions used to determine benefit obligations as of December 31:
 

 

 

 

Discount rate(3)
4.40
%
5.20%/5.30%

4.40
%
5.00%/5.10%

Weighted average rate of increase for compensation
4.22
%
4.21
%
4.22
%
4.22
%
Expected long-term rate of return on plan assets
8.75
%
8.50
%
8.50
%
7.75
%
 
 
 
 
 
DOMINION GAS
 
 
 
 
Changes in benefit obligation:
 
 
 
 
Benefit obligation at beginning of year
$
563

$
607

$
269

$
287

Service cost
12

13

6

7

Interest cost
28

27

13

12

Benefits paid
(29
)
(27
)
(16
)
(17
)
Actuarial (gains) losses during the year
64

(57
)
38

(21
)
Plan amendments


9


Medicare Part D reimbursement


1

1

Benefit obligation at end of year
$
638

$
563

$
320

$
269

Changes in fair value of plan assets:
 

 

 

 

Fair value of plan assets at beginning of year
$
1,403

$
1,254

$
273

$
242

Actual return on plan assets
136

176

21

38

Employer contributions


10

10

Benefits paid
(29
)
(27
)
(16
)
(17
)
Fair value of plan assets at end of year
$
1,510

$
1,403

$
288

$
273

Funded status at end of year
$
872

$
840

$
(32
)
$
4

Amounts recognized in the Consolidated Balance Sheets at December 31:
 

 

 

 

Noncurrent pension and other postretirement benefit assets
$
872

$
840

$

$
19

Noncurrent pension and other postretirement benefit liabilities(4)


(32
)
(15
)
Net amount recognized
$
872

$
840

$
(32
)
$
4

Significant assumptions used to determine benefit obligations as of December 31:
 

 

 

 

Discount rate
4.40
%
5.20
%
4.40
%
5.00
%
Weighted average rate of increase for compensation
3.93
%
3.93
%
3.93
%
3.93
%
Expected long-term rate of return on plan assets
8.75
%
8.50
%
8.50
%
7.75
%

(1)
2013 other postretirement benefits amount relates to a plan amendment that changed medical coverage for certain Medicare-eligible retirees.
(2)
2014 amounts relate primarily to a settlement charge for certain executives. 2013 amounts relate primarily to the decommissioning of Kewaunee.
(3)
2013 pension and other postretirement benefits discount rates: 5.20% and 5.00% for the gas union plans and 5.30% and 5.10% for the nonunion and other union plans, respectively.
(4)
Reflected in other deferred credits and other liabilities in Dominion Gas' Consolidated Balance Sheets.
The ABO for all of Dominion's defined benefit pension plans was $6.0 billion and $5.1 billion at December 31, 2014 and 2013, respectively. The ABO for the defined benefit pension plans covering Dominion Gas employees represented by collective bargaining units was $604 million and $534 million at December 31, 2014 and 2013, respectively.
Under its funding policies, Dominion evaluates plan funding requirements annually, usually in the fourth quarter after receiving updated plan information from its actuary. Based on the funded status of each plan and other factors, Dominion determines the amount of contributions for the current year, if any, at that time. During 2014, Dominion and Dominion Gas made no contributions to the qualified defined benefit pension plans and no contributions are currently expected in 2015. In July 2012, the MAP 21 Act was signed into law. This Act includes an increase in the interest rates used to determine plan sponsors' pension contributions for required funding purposes. In 2014, the HATFA of 2014 was signed into law. Similar to the MAP 21 Act, the HATFA of 2014 adjusts the rules for calculating interest rates used in determining funding obligations. It is estimated that the new interest rates will reduce required pension contributions through 2019. Dominion believes that required pension contributions will rise subsequent to 2019, resulting in an estimated $200 million reduction in net cumulative required contributions over a 10-year period.
Certain regulatory authorities have held that amounts recovered in utility customers' rates for other postretirement benefits, in excess of benefits actually paid during the year, must be deposited in trust funds dedicated for the sole purpose of paying such benefits. Accordingly, certain of Dominion's subsidiaries, including Dominion Gas, fund other postretirement benefit costs through VEBAs. Dominion's remaining subsidiaries do not prefund other postretirement benefit costs but instead pay claims as presented. Dominion’s contributions to VEBAs, all of which pertained to Dominion Gas employees, totaled $12 million for both 2014 and 2013, and Dominion expects to contribute approximately $12 million to the Dominion VEBAs in 2015, all of which pertains to Dominion Gas employees.
Dominion and Dominion Gas do not expect any pension or other postretirement plan assets to be returned during 2015.
The following table provides information on the benefit obligations and fair value of plan assets for plans with a benefit obligation in excess of plan assets for Dominion and Dominion Gas (for employees represented by collective bargaining units):
 
 
Pension Benefits
Other Postretirement
Benefits
As of December 31,
2014

2013

2014

2013

(millions)
 
 
 
 
DOMINION
 
 
 
 
Benefit obligation
$
5,970

$
4,978

$
1,564

$
1,233

Fair value of plan assets
4,838

4,553

1,385

1,158

 
 
 
 
 
DOMINION GAS
 
 
 
 
Benefit obligation
$

$

$
320

$
147

Fair value of plan assets


288

132



The following table provides information on the ABO and fair value of plan assets for Dominion’s pension plans with an ABO in excess of plan assets:
 
As of December 31,
2014

2013

(millions)
 
 
Accumulated benefit obligation
$
5,370

$
114

Fair value of plan assets
4,838



 

The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid for Dominion’s and Dominion Gas’ (for employees represented by collective bargaining units) plans:
 
 
Estimated Future Benefit Payments
 
 
Pension Benefits

Other  Postretirement Benefits

(millions)
 
 
DOMINION
 
 
2015
$
272

$
91

2016
284

94

2017
300

98

2018
320

101

2019
333

102

2020-2024
1,925

523

 
 
 
DOMINON GAS
 
 
2015
$
34

$
18

2016
35

19

2017
37

20

2018
38

21

2019
39

22

2020-2024
204

111



Plan Assets
Dominion's overall objective for investing its pension and other postretirement plan assets is to achieve appropriate long-term rates of return commensurate with prudent levels of risk. As a participating employer in various pension plans sponsored by Dominion, Dominion Gas is subject to Dominion's investment policies for such plans. To minimize risk, funds are broadly diversified among asset classes, investment strategies and investment advisors. The strategic target asset allocations for Dominion's pension funds are 28% U.S. equity, 18% non-U.S. equity, 33% fixed income, 3% real estate and 18% other alternative investments. U.S. equity includes investments in large-cap, mid-cap and small-cap companies located in the United States. Non-U.S. equity includes investments in large-cap and small-cap companies located outside of the United States including both developed and emerging markets. Fixed income includes corporate debt instruments of companies from diversified industries and U.S. Treasuries. The U.S. equity, non-U.S. equity and fixed income investments are in individual securities as well as mutual funds. Real estate includes equity REITs and investments in partnerships. Other alternative investments include partnership investments in private equity, debt and hedge funds that follow several different strategies.
Dominion also utilizes common/collective trust funds as an investment vehicle for its defined benefit plans. A common/collective trust fund is a pooled fund operated by a bank or trust company for investment of the assets of various organizations and individuals in a well-diversified portfolio. Common/collective trust funds are funds of grouped assets that follow various investment strategies.
Strategic investment policies are established for Dominion's prefunded benefit plans based upon periodic asset/liability studies. Factors considered in setting the investment policy include employee demographics, liability growth rates, future discount rates, the funded status of the plans and the expected long-term rate of return on plan assets. Deviations from the plans' strategic allocation are a function of Dominion's assessments regarding short-term risk and reward opportunities in the capital markets and/or short-term market movements which result in the plans' actual asset allocations varying from the strategic target asset allocations. Through periodic rebalancing, actual allocations are brought back in line with the target. Future asset/liability studies will focus on strategies to further reduce pension and other postretirement plan risk, while still achieving attractive levels of returns. Financial derivatives may be used to obtain or manage market exposures and to hedge assets and liabilities.
For fair value measurement policies and procedures related to pension and other postretirement benefit plan assets, see Note 6.
The fair values of Dominion's and Dominion Gas’ (for employees represented by collective bargaining units) pension plan assets by asset category are as follows:
 
 
Fair Value Measurements
 
Pension Plans
At December 31,
2014
2013
 
Level 1

Level 2

Level 3

Total

Level 1

Level 2

Level 3

Total

(millions)
 
 
 
 
 
 
 
 
DOMINION
 
 
 
 
 
 
 
 
Cash equivalents
$
13

$
25

$

$
38

$
53

$
126

$

$
179

U.S. equity:
 

 

 

 
 

 

 

 

Large Cap
1,313



1,313

1,220



1,220

Other
530



530

514



514

Non-U.S. equity:
 

 

 

 

 

 

 

 

Large Cap
234



234

308



308

Other
403



403

391



391

Common/collective trust funds(1)

1,595


1,595


1,387


1,387

Fixed income:
 

 

 

 

 

 

 

 

Corporate debt instruments
45

666


711

43

451


494

U.S. Treasury securities and agency debentures
74

342


416

2

229


231

State and municipal
10

60


70

69

107


176

Other securities
6

80


86

7

50


57

Real estate:
 

 

 

 

 

 

 

 

REITs
40



40

32



32

Partnerships


209

209



227

227

Other alternative investments:
 

 

 

 

 

 

 

 

Private equity


518

518



530

530

Debt


144

144



180

180

Hedge funds


162

162



187

187

Total(2)
$
2,668

$
2,768

$
1,033

$
6,469

$
2,639

$
2,350

$
1,124

$
6,113

 
 
 
 
 
 
 
 
 
DOMINION GAS
 
 
 
 
 
 
 
 
Cash equivalents
$
3

$
6

$

$
9

$
12

$
29

$

$
41

U.S. equity:
 

 

 

 
 

 

 

 

Large Cap
306



306

280



280

Other
124



124

118



118

Non-U.S. equity:
 

 

 

 

 

 

 

 

Large Cap
54



54

72



72

Other
94



94

90



90

Common/collective trust funds(3)

372


372


318


318

Fixed income:
 

 

 

 

 

 

 

 

Corporate debt instruments
11

155


166

10

103


113

U.S. Treasury securities and agency debentures
17

80


97

1

52


53

State and municipal
2

14


16

16

24


40

Other securities
1

19


20

2

11


13

Real estate:
 

 

 

 

 

 

 

 

REITs
9



9

7



7

Partnerships


48

48



52

52

Other alternative investments:
 

 

 

 

 

 

 

 

Private equity


121

121



122

122

Debt


34

34



41

41

Hedge funds


38

38



43

43

Total(4)
$
621

$
646

$
241

$
1,508

$
608

$
537

$
258

$
1,403

(1)
Common/Collective Trust Funds include $360 million and $560 million of John Hancock insurance contracts held at December 31, 2014 and 2013, respectively. See below for a description of the individual investments included within this line item, and the nature and risk of each respective fund.
(2)
Includes net assets related to pending sales of securities of $31 million, net accrued income of $18 million, and excludes net assets related to pending purchases of securities of $38 million at December 31, 2014.
(3)
See below for a description of the individual investments included within this line item, and the nature and risk of each respective fund.
(4)
Includes net assets related to pending sales of securities of $7 million, net accrued income of $4 million, and excludes net assets related to pending purchases of securities of $9 million at December 31, 2014.

The fair values of Dominion's and Dominion Gas’ (for employees represented by collective bargaining units) other postretirement plan assets by asset category are as follows:
 
 
Fair Value Measurements
 
Other Postretirement Plans
At December 31,
2014
2013
 
Level 1

Level 2

Level 3

Total

Level 1

Level 2

Level 3

Total

(millions)
 
 
 
 
 
 
 
 
DOMINION
 
 
 
 
 
 
 
 
Cash equivalents
$
1

$
7

$

$
8

$
3

$
14

$

$
17

U.S. equity:
 

 

 

 

 

 

 

 

Large Cap
514



514

472



472

Other
28



28

26



26

Non-U.S. equity:
 

 

 

 

 

 

 

 

Large Cap
102



102

111



111

Other
21



21

20



20

Common/collective trust funds(1)

555


555


502


502

Fixed income:
 

 

 

 

 

 

 

 

Corporate debt instruments
3

35


38

2

23


25

U.S. Treasury securities and agency debentures
4

18


22


12


12

State and municipal
1

3


4

4

5


9

Other securities

4


4


3


3

Real estate:
 

 

 

 

 

 

 

 

REITs
2



2

2



2

Partnerships


19

19



19

19

Other alternative investments:
 

 

 

 

 

 

 

 

Private equity


58

58



60

60

Debt


18

18



27

27

Hedge funds


9

9



10

10

Total
$
676

$
622

$
104

$
1,402

$
640

$
559

$
116

$
1,315

 
 
 
 
 
 
 
 
 
DOMINION GAS
 
 
 
 
 
 
 
 
Cash equivalents
$

$
2

$

$
2

$

$
3

$

$
3

U.S. equity-Large Cap
113



113

104



104

Non-U.S. equity-Large Cap
26



26

26



26

Common/collective trust funds(2)

129


129


119


119

Real estate - partnerships


2

2



2

2

Other alternative investments:
 
 
 


 
 
 


Private equity


12

12



12

12

Debt


4

4



7

7

Total
$
139

$
131

$
18

$
288

$
130

$
122

$
21

$
273



(1) Common/Collective Trust Funds include $19 million and $29 million of John Hancock insurance contracts held at December 31, 2014 and 2013, respectively. See below for a description of the individual investments included within this line item, and the nature and risk of each respective fund.
(2)
See below for a description of the individual investments included within this line item, and the nature and risk of each respective fund.


The following table presents the changes in pension and other postretirement plan assets that are measured at fair value and included in the Level 3 fair value category for Dominion and Dominion Gas (for employees represented by collective bargaining units):
 
Fair Value Measurements using Significant Unobservable Inputs (Level 3)
 
Pension Plans
Other Postretirement Plans
 
Real Estate
Private Equity
Debt
Hedge Funds
 Total
Real Estate
Private Equity
Debt
Hedge Funds
 Total
DOMINION
 
 
 
 
 
 
 
 
 
 
Balance at December 31, 2011
$
304

$
448

$
243

$
290

$
1,285

$
24

$
63

$
36

$
14

$
137

Actual return on plan assets:
 
 
 
 
 
 
 
 
 
 
Relating to assets still held at the reporting date
21

46

17

21

105

1

3

4

1

9

Relating to assets sold during the period
(8
)
(41
)
(11
)
(2
)
(62
)

(1
)


(1
)
Purchases
35

79

15


129

2

6

1


9

Sales
(31
)
(76
)
(72
)
(88
)
(267
)
(3
)
(13
)
(10
)
(4
)
(30
)
Balance at December 31, 2012
$
321

$
456

$
192

$
221

$
1,190

$
24

$
58

$
31

$
11

$
124

Actual return on plan assets:
 
 
 
 
 
 
 
 
 
 
Relating to assets still held at the reporting date
15

98

32

21

166

(2
)
6

3

1

8

Relating to assets sold during the period
(36
)
(48
)
(34
)
(4
)
(122
)
1

3


1

5

Purchases
6

115

32


153

1

7

2


10

Sales
(79
)
(91
)
(42
)
(51
)
(263
)
(5
)
(14
)
(9
)
(3
)
(31
)
Balance at December 31, 2013
$
227

$
530

$
180

$
187

$
1,124

$
19

$
60

$
27

$
10

$
116

Actual return on plan assets:
 
 
 
 
 
 
 
 
 
 
Relating to assets still held at the reporting date
40

70

12

4

126

4

7

2


13

Relating to assets sold during the period
(18
)
(67
)
(26
)
(4
)
(115
)
(1
)
(7
)
(3
)

(11
)
Purchases

135

10


145


13

1


14

Sales
(40
)
(150
)
(32
)
(25
)
(247
)
(3
)
(15
)
(9
)
(1
)
(28
)
Balance at December 31, 2014
$
209

$
518

$
144

$
162

$
1,033

$
19

$
58

$
18

$
9

$
104

DOMINION GAS
 
 
 
 
 
 
 
 
 
 
Balance at December 31, 2011
$
68

$
99

$
54

$
64

$
285

$
3

$
15

$
10

$

$
28

Actual return on plan assets:
 
 
 
 
 
 
 
 
 
 
Relating to assets still held at the reporting date
6

12

4

4

26


(1
)
(1
)

(2
)
Relating to assets sold during the period
(2
)
(9
)
(2
)

(13
)

2

1


3

Purchases
7

17

3


27


1



1

Sales
(7
)
(16
)
(16
)
(18
)
(57
)

(4
)
(2
)

(6
)
Balance at December 31, 2012
$
72

$
103

$
43

$
50

$
268

$
3

$
13

$
8

$

$
24

Actual return on plan assets:
 
 
 
 
 
 
 
 
 
 
Relating to assets still held at the reporting date
4

24

7

5

40

(1
)
2

1


2

Relating to assets sold during the period
(8
)
(10
)
(7
)
(1
)
(26
)





Purchases
1

25

7


33


1



1

Sales
(17
)
(20
)
(9
)
(11
)
(57
)

(4
)
(2
)

(6
)
Balance at December 31, 2013
$
52

$
122

$
41

$
43

$
258

$
2

$
12

$
7

$

$
21

Actual return on plan assets:
 
 
 
 
 
 
 
 
 
 
Relating to assets still held at the reporting date
9

17

4

1

31


2

1


3

Relating to assets sold during the period
(4
)
(15
)
(6
)
(1
)
(26
)

(1
)
(1
)

(2
)
Purchases

30

2


32


2



2

Sales
(9
)
(33
)
(7
)
(5
)
(54
)

(3
)
(3
)

(6
)
Balance at December 31, 2014
$
48

$
121

$
34

$
38

$
241

$
2

$
12

$
4

$

$
18


 
Investments in Common/Collective Trust Funds in Dominion’s pension and other postretirement plans, including those in which Dominion Gas participates, are stated at fair value as determined by the issuer of the Common/Collective Trust Funds based on the fair value of the underlying investments. The Common/Collective Trusts do not have any unfunded commitments, and do not have any applicable liquidation periods or defined terms/periods to be held. The majority of the Common/Collective Trust Funds have limited withdrawal or redemption rights during the term of the investment. Strategies of the Common/Collective Trust Funds are as follows:
Dominion and Dominion Gas
Wells Fargo Closed End Bond Trust-The Fund invests in stocks, bonds or a combination of both. Shares of the Fund are traded on a stock exchange and are subject to market risk like stocks, bonds and mutual funds. The Fund may invest in a less liquid portfolio of stocks and bonds because the fund does not need to sell securities to meet shareholder redemptions as mutual funds in order to keep a percentage of its portfolio in cash to pay back investors who withdraw shares.
JPMorgan Core Bond Trust-The Fund seeks to maximize total return by investing primarily in a diversified portfolio of intermediate- and long-term debt securities. The Fund invests primarily in investment-grade bonds; it generally maintains an average weighted maturity between four and 12 years. It may shorten its average weighted maturity if deemed appropriate for temporary defensive purposes.
SSgA Russell 2000 Value Index Common Trust-The Fund measures the performance of the small-cap value segment of the U.S. equity universe. The Russell 2000 Value Index is constructed to provide a comprehensive and unbiased barometer for the small-cap value segment. The Index is completely reconstituted annually to ensure larger stocks do not distort the performance and characteristics of the true small-cap opportunity set and that the represented companies continue to reflect value characteristics.
NT Common Short-Term Investment Fund-The Fund seeks to maximize current income on cash reserves to the extent consistent with principal preservation and maintenance of liquidity from a portfolio of approved money market instruments with short maturities. Liquidity is emphasized to provide for redemption of units at par on any business day. Principal preservation is a primary objective. Within quality, maturity, and sector diversification guidelines, investments are made in those securities with the most attractive yields.
Dominion
SSgA Daily MSCI Emerging Markets Index Non-Lending Fund-The Fund seeks an investment return that approximates as closely as practicable, before expenses, the performance of the MSCI Emerging Markets Index over the long term. The Fund may invest directly or indirectly in securities and other instruments, including in other pooled investment vehicles sponsored or managed by, or otherwise affiliated with the Trustee (State Street Bank and Trust Company).
SSgA Daily MSCI ACWI Ex-USA Index Non-Lending Fund-The Fund seeks an investment return that approximates as closely as practicable, before expenses, the performance of the MSCI ACWI Ex-USA Index over the long term. The Fund may invest directly or indirectly in securities and other instruments, including in other pooled investment vehicles sponsored or managed by, or otherwise affiliated with the Trustee (State Street Bank and Trust Company).
SSgA S&P 400 MidCap Index - The Fund seeks an investment return that approximates as closely as practicable, before expenses, the performance of its benchmark index (the Index) over the long term.  The S&P MidCap 400 is comprised of approximately 400 U.S. mid-cap securities and accounts for approximately 7% coverage of the U.S. stock market capitalization. SSgA will typically attempt to invest in the equity securities comprising the Index, in approximately the same proportions as they are represented in the Index.
JPMorgan Chase Bank U.S. Active Core Plus Equity Fund-The Fund seeks to outperform the S&P 500 Index (the Benchmark), gross of fees, over a market cycle. The Fund invests primarily in a portfolio of long and short positions in equity securities of large and mid capitalization U.S. companies with characteristics similar to those of the Benchmark.
Mondrian International Small Cap Equity Fund-The Fund’s investment objective is long-term total return. The Fund primarily invests in equity securities of non-U.S. small capitalization companies that, in the investment manager’s opinion, are undervalued at the time of purchase based on fundamental value analysis employed by the investment manager.
NT Collective Russell 2000 Growth Index - The Fund seeks an investment return that approximates the overall performance of the common stocks included in the Russell 2000 Growth Index. The Fund primarily invests in common stocks of one or more companies that are deemed to be representative of the industry diversification of the entire Russell 2000 Growth Index.
NT Collective Short-Term Investment Fund - The Fund is composed of high-grade money market instruments with short-term maturities. The Fund's objective is to provide an investment vehicle for cash reserves while offering a competitive rate of return. Liquidity is emphasized to provide for redemption of units on any business day. Principal preservation is also a prime objective. Admissions and withdrawals are made daily. Interest is accrued daily and distributed monthly.

Investments in Group Insurance Annuity Contracts with John Hancock were entered into after 1992 and are stated at fair value based on the fair value of the underlying securities as provided by the managers and include investments in U.S. government securities, corporate debt instruments, and state and municipal debt securities.

Net Periodic Benefit (Credit) Cost
Net periodic benefit (credit) cost is reflected in other operations and maintenance expense in the Consolidated Statements of Income. The components of the provision for net periodic benefit (credit) cost and amounts recognized in other comprehensive income and regulatory assets and liabilities for Dominion’s and Dominion Gas’ (for employees represented by collective bargaining units) plans are as follows:
 
 
Pension Benefits
Other Postretirement Benefits
Year Ended December 31,
2014

2013

2012

2014

2013

2012

(millions, except percentages)
 
 
 
 
 
 
DOMINION
 
 
 
 
 
 
Service cost
$
114

$
131

$
116

$
32

$
43

$
44

Interest cost
290

271

268

67

73

79

Expected return on plan assets
(499
)
(462
)
(430
)
(111
)
(92
)
(79
)
Amortization of prior service (credit) cost
3

3

3

(28
)
(15
)
(13
)
Amortization of net actuarial loss
111

165

132

2

7

6

Settlements and curtailments(1)
1

(2
)


(15
)
(4
)
Special termination benefits




1


Net periodic benefit (credit) cost
$
20

$
106

$
89

$
(38
)
$
2

$
33

Changes in plan assets and benefit obligations recognized in other comprehensive income and regulatory assets and liabilities:
 

 

 

 

 

 

Current year net actuarial (gain) loss
$
784

$
(968
)
$
786

$
183

$
(255
)
$
139

Prior service (credit) cost

1


9

(215
)
1

Settlements and curtailments(1)
(1
)
(22
)


(7
)
(2
)
Less amounts included in net periodic benefit cost:
 

 

 

 

 

 

Amortization of net actuarial loss
(111
)
(165
)
(132
)
(2
)
(7
)
(6
)
Amortization of prior service credit (cost)
(3
)
(3
)
(3
)
28

15

13

Total recognized in other comprehensive income and regulatory assets and liabilities
$
669

$
(1,157
)
$
651

$
218

$
(469
)
$
145

Significant assumptions used to determine periodic cost:
 

 

 

 

 

 

Discount rate
5.20% - 5.30%

4.40% - 4.80%

5.50
%
4.20% - 5.10%

4.40% - 4.80%

5.50
%
Expected long-term rate of return on plan assets
8.75
%
8.50
%
8.50
%
8.50
%
7.75
%
7.75
%
Weighted average rate of increase for compensation
4.21
%
4.21
%
4.21
%
4.22
%
4.22
%
4.22
%
Healthcare cost trend rate(2)
 

 

 

7.00
%
7.00
%
7.00
%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)(2)
 

 

 

5.00
%
4.60
%
4.60
%
Year that the rate reaches the ultimate trend rate(2)(3)
 
 
 
2018

2062

2061

DOMINION GAS
 
 
 
 
 
 
Service cost
$
12

$
13

$
11

$
6

$
7

$
7

Interest cost
28

27

28

13

12

14

Expected return on plan assets
(115
)
(106
)
(96
)
(23
)
(19
)
(16
)
Amortization of prior service (credit) cost
1

1

1

(1
)
(3
)
(4
)
Amortization of net actuarial loss
19

26

26


2

1

Net periodic benefit (credit) cost
$
(55
)
$
(39
)
$
(30
)
$
(5
)
$
(1
)
$
2

Changes in plan assets and benefit obligations recognized in other comprehensive income and regulatory assets and liabilities:
 

 

 

 

 

 

Current year net actuarial (gain) loss
$
43

$
(127
)
$
35

$
40

$
(40
)
$
12

Prior service cost



10



Less amounts included in net periodic benefit cost:
 

 

 

 

 

 

Amortization of net actuarial loss
(19
)
(26
)
(26
)

(2
)
(1
)
Amortization of prior service credit (cost)
(1
)
(1
)
(1
)
1

3

4

Total recognized in other comprehensive income and regulatory assets and liabilities
$
23

$
(154
)
$
8

$
51

$
(39
)
$
15

Significant assumptions used to determine periodic cost:
 

 

 

 

 

 

Discount rate
5.20
%
4.40% - 4.80%

5.50
%
4.20% - 5.00%

4.40% - 4.70%

5.50
%
Expected long-term rate of return on plan assets
8.75
%
8.50
%
8.50
%
8.50
%
7.75
%
7.75
%
Weighted average rate of increase for compensation
3.93
%
3.93
%
3.93
%
3.93
%
3.93
%
3.93
%
Healthcare cost trend rate(2)
 

 

 

7.00
%
7.00
%
7.00
%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)(2)
 

 

 

5.00
%
4.60
%
4.60
%
Year that the rate reaches the ultimate trend rate(2)(3)
 
 
 
2018

2062

2061

(1)
2013 amounts relate primarily to the decommissioning of Kewaunee.
(2)
Assumptions used to determine net periodic cost for the following year. 
(3)
The Society of Actuaries model used to determine healthcare cost trend rates was updated in 2014. The new model converges to the ultimate trend rate much more quickly than previous models.
 

The components of AOCI and regulatory assets and liabilities for Dominion’s and Dominion Gas’ (for employees represented by collective bargaining units) plans that have not been recognized as components of net periodic benefit (credit) cost are as follows:
 
 
Pension Benefits
Other Postretirement Benefits
At December 31,
2014

2013

2014

2013

(millions)
 
 
 
 
DOMINION
 
 
 
 
Net actuarial (gain) loss
$
2,382

$
1,709

$
139

$
(40
)
Prior service (credit) cost
7

10

(233
)
(271
)
Total(1)
$
2,389

$
1,719

$
(94
)
$
(311
)
DOMINION GAS
 
 
 
 
Net actuarial loss
$
303

$
279

$
43

$
3

Prior service (credit) cost
1

2

7

(4
)
Total(2)
$
304

$
281

$
50

$
(1
)
(1)
As of December 31, 2014, of the $2.4 billion and $(94) million related to pension benefits and other postretirement benefits, $1.4 billion and $(81) million, respectively, are included in AOCI, with the remainder included in regulatory assets and liabilities. As of December 31, 2013, of the $1.7 billion and $(311) million related to pension benefits and other postretirement benefits, $1.0 billion and $(156) million, respectively, are included in AOCI, with the remainder included in regulatory assets and liabilities.
(2)
As of December 31, 2014, of the $304 million related to pension benefits, $112 million is included in AOCI, with the remainder included in regulatory assets and liabilities; the $50 million related to other postretirement benefits is included entirely in regulatory assets and liabilities. As of December 31, 2013, of the $281 million related to pension benefits, $104 million is included in AOCI, with the remainder included in regulatory assets and liabilities; the $(1) million related to other postretirement benefits is included entirely in regulatory assets and liabilities.

The following table provides the components of AOCI and regulatory assets and liabilities for Dominion’s and Dominion Gas’ (for employees represented by collective bargaining units) plans as of December 31, 2014 that are expected to be amortized as components of net periodic benefit (credit) cost in 2015:
 
 
Pension
Benefits

Other
Postretirement
Benefits

(millions)
 
 
DOMINION
 
 
Net actuarial loss
$
160

$
6

Prior service (credit) cost
2

(27
)
DOMINION GAS
 
 
Net actuarial loss
$
20

$
2

Prior service cost
1




The expected long-term rates of return on plan assets, discount rates, healthcare cost trend rates and mortality are critical assumptions in determining net periodic benefit (credit) cost. Dominion develops assumptions, which are then compared to the forecasts of an independent investment advisor (except for the expected long-term rates of return) to ensure reasonableness. An internal committee selects the final assumptions used for Dominion's pension and other postretirement plans, including those in which Dominion Gas participates, including discount rates, expected long-term rates of return, healthcare cost trend rates and mortality rates.
Dominion determines the expected long-term rates of return on plan assets for its pension plans and other postretirement benefit plans, including those in which Dominion Gas participates, by using a combination of:
Expected inflation and risk-free interest rate assumptions;
Historical return analysis to determine long term historic returns as well as historic risk premiums for various asset classes;
Expected future risk premiums, asset volatilities and correlations;
Forecasts of an independent investment advisor;
Forward-looking return expectations derived from the yield on long-term bonds and the expected long-term returns of major stock market indices; and    
Investment allocation of plan assets.

Dominion determines discount rates from analyses of AA/Aa rated bonds with cash flows matching the expected payments to be made under its plans, including those in which Dominion Gas participates.
Dominion develops its mortality assumption using plan-specific studies and projects mortality improvement using scales developed by the Society of Actuaries for all its plans, including those in which Dominion Gas participates.
Assumed healthcare cost trend rates have a significant effect on the amounts reported for Dominion's retiree healthcare plans, including those in which Dominion Gas participates. A one percentage point change in assumed healthcare cost trend rates would have had the following effects for Dominion’s and Dominion Gas’ (for employees represented by collective bargaining units) other postretirement benefit plans:

 
 
Other Postretirement Benefits
 
 
One percentage point increase

One percentage point decrease

(millions)
 
 
DOMINION
 
 
Effect on net periodic cost for 2015
$
26

$
(16
)
Effect on other postretirement benefit obligation at December 31, 2014
186

(152
)
DOMINION GAS
 
 
Effect on net periodic cost for 2015
$
5

$
(4
)
Effect on other postretirement benefit obligation at December 31, 2014
40

(30
)


Dominion Gas (Employees Not Represented by Collective Bargaining Units) and Virginia Power - Participation in Defined Benefit Plans
Virginia Power employees and Dominion Gas employees not represented by collective bargaining units are covered by the Dominion Pension Plan described above. As participating employers, Virginia Power and Dominion Gas are subject to Dominion's funding policy, which is to contribute annually an amount that is in accordance with ERISA. During 2014, Virginia Power and Dominion Gas made no contributions to the Dominion Pension Plan, and no contributions to this plan are currently expected in 2015. Virginia Power's net periodic pension cost related to this plan was $75 million, $96 million and $72 million in 2014, 2013 and 2012, respectively. Dominion Gas' net periodic pension credit related to this plan was $(37) million, $(27) million and $(25) million in 2014, 2013 and 2012, respectively. Net periodic pension (credit) cost is reflected in other operations and maintenance expense in their respective Consolidated Statements of Income. The funded status of various Dominion subsidiary groups and employee compensation are the basis for determining the share of total pension costs for participating Dominion subsidiaries. See Note 24 for Virginia Power and Dominion Gas amounts due to/from Dominion related to this plan.
Retiree healthcare and life insurance benefits, for Virginia Power employees and for Dominion Gas employees not represented by collective bargaining units, are covered by the Dominion Retiree Health and Welfare Plan described above. Virginia Power's net periodic benefit (credit) cost related to this plan was $(18) million, $5 million and $13 million in 2014, 2013 and 2012, respectively. Dominion Gas' net periodic benefit (credit) cost related to this plan was $(5) million, less than $1 million and $3 million for 2014, 2013 and 2012, respectively. Net periodic benefit (credit) cost is reflected in other operations and maintenance expenses in their respective Consolidated Statements of Income. Employee headcount is the basis for determining the share of total other postretirement benefit costs for participating Dominion subsidiaries. See Note 24 for Virginia Power and Dominion Gas amounts due to/from Dominion related to this plan.
Dominion holds investments in trusts to fund employee benefit payments for the pension and other postretirement benefit plans in which Virginia Power and Dominion Gas' employees participate. Any investment-related declines in these trusts will result in future increases in the net periodic cost recognized for such employee benefit plans and will be included in the determination of the amount of cash that Virginia Power and Dominion Gas will provide to Dominion for their shares of employee benefit plan contributions.
Certain regulatory authorities have held that amounts recovered in rates for other postretirement benefits, in excess of benefits actually paid during the year, must be deposited in trust funds dedicated for the sole purpose of paying such benefits. Accordingly, Virginia Power and Dominion Gas fund other postretirement benefit costs through VEBAs. During 2014 and 2013, Virginia Power made no contributions to the VEBA and does not expect to contribute to the VEBA in 2015. Dominion Gas' contributions to VEBAs for employees not represented by collective bargaining units were $1 million and $2 million for 2014 and 2013, respectively.
Defined Contribution Plans
Dominion also sponsors defined contribution employee savings plans that cover substantially all employees. During 2014, 2013 and 2012, Dominion recognized $41 million, $40 million and $40 million, respectively, as employer matching contributions to these plans. Dominion Gas participates in these employee savings plans, both specific to Dominion Gas and that cover multiple Dominion subsidiaries. During 2014, 2013 and 2012, Dominion Gas recognized $7 million, $7 million and $6 million, respectively, as employer matching contributions to these plans. Virginia Power also participates in these employee savings plans. During 2014, 2013 and 2012, Virgina Power recognized $17 million, $16 million and $15 million, respectively, as employer matching contributions to these plans.