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Retirement Plans (Tables) | 12 Months Ended
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Dec. 31, 2012
Retirement Plans (Tables) [Abstract] |
Net periodic benefit costs | The following table provides a summary of the total cost related to these plans f or the years ended December 31:
(Millions) |  | 2012 |  | 2011 |  | 2010
Defined benefit pension plan cost |  | $ | 74 |  | $ | 51 |  | $ | 40
Defined contribution plan cost |  |  | 254 |  |  | 252 |  |  | 217
Other postretirement benefit plan cost |  |  | 19 |  |  | 23 |  |  | 25
Net periodic benefit cost |  | $ | 347 |  | $ | 326 |  | $ | 282
Other Postretirement Benefit Plans, Defined Benefit [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Change in the projected benefit obligation of pension and other employee benefit plans | The following table provides a reconciliation of the changes in the projected benefit obligation:
(Millions) |  | 2012 |  | 2011
Projected benefit obligation, beginning of year |  | $ | 311 |  | $ | 319
Service cost |  |  | 4 |  |  | 5
Interest cost |  |  | 14 |  |  | 16
Benefits paid |  |  | (17) |  |  | (18)
Actuarial gain |  |  | (2) |  |  | (5)
Curtailment gain |  |  | ― |  |  | (6)
Net change |  |  | (1) |  |  | (8)
Projected benefit obligation, end of year |  | $ | 310 |  | $ | 311
Net periodic benefit cost that are not recognized yet | The following table provides the amounts comprising accumulated other comprehensive loss, which are not yet recognized as components of net periodic benefit cost as of December 31:
(Millions) |  | 2012 |  | 2011
Net actuarial loss |  | $ | 32 |  | $ | 35
Total, pretax effect |  |  | 32 |  |  | 35
Tax impact |  |  | (12) |  |  | (13)
Total, net of taxes |  | $ | 20 |  | $ | 22
Amount recognized in other comprehensive loss | The following table lists the amounts recognized in other comprehensive loss in 2012:
(Millions) |  | 2012
Net actuarial gain: |  |  |
| Reclassified to earnings from equity(a) |  | $ | (1)
| Gains in current year(b) |  |  | (2)
| Net actuarial gain, pretax |  | $ | (3)
A mortization of actuarial losses. Deferral of actuarial gains.
Schedule of net periodic pension benefit cost | The components of the net periodic benefit cost for all other postretirement benefit plans for the years ended December 31 were as follows:
(Millions) |  | 2012 |  | 2011 |  | 2010
Service cost |  | $ | 4 |  | $ | 5 |  | $ | 6
Interest cost |  |  | 14 |  |  | 16 |  |  | 17
Recognized net actuarial loss |  |  | 1 |  |  | 3 |  |  | 2
Curtailment gain |  |  | ― |  |  | (1) |  |  | ―
Net periodic benefit cost |  | $ | 19 |  | $ | 23 |  | $ | 25
Weighted-average assumptions used to determine defined benefit pension obligation | The weighted-average assumptions used to determine benefit obligations were:
|  | 2012 |  | 2011 |
Discount rates |  | 3.6 | % | 4.5 | %
Health care cost increase rate: |  |  |  |  |
Following year |  | 7.5 | % | 8.0 | %
Decreasing to the year 2018 |  | 5.0 | % | 5.0 | %
Expected payments | The Company's other postretirement benefit plans expect to make benefit payments as follows:
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2018
(Millions) |  | 2013 |  | 2014 |  | 2015 |  | 2016 |  | 2017 |  | – 2022
Expected payments |  | $ | 21 |  | $ | 22 |  | $ | 22 |  | $ | 22 |  | $ | 22 |  | $ | 108
One percentage-point change in assumed health care cost trend rates | A one percentage-point change in assumed health care cost trend rates would have the following effects:
|  |  |  | One |  | One
|  |  |  | percentage- |  | percentage-
|  |  |  | point increase |  | point decrease
(Millions) |  | 2012 |  | 2011 |  | 2012 |  | 2011
Increase (decrease) on benefits |  |  |  |  |  |  |  |  |  |  |  |
| earned and interest cost for |  |  |  |  |  |  |  |  |  |  |  |
|  | U.S. plans |  | $ | 1 |  | $ | 1 |  | $ | (1) |  | $ | (1)
Increase (decrease) on |  |  |  |  |  |  |  |  |  |  |  |
| postretirement benefit |  |  |  |  |  |  |  |  |  |  |  |
|  | obligation for U.S. plans |  | $ | 13 |  | $ | 13 |  | $ | (12) |  | $ | (12)
Pension Plans, Defined Benefit [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Net funded status of pension and other employee benefit plans | As of December 31, 2012, the net funded status related to the defined benefit pension plans was underfunded by $486 million, as shown in the following table:
(Millions) |  |  | 2012 |  |  | 2011
Net funded status, beginning of year |  | $ | (443) |  | $ | (383)
Increase in fair value of plan assets |  |  | 240 |  |  | 17
Increase in projected benefit obligation |  |  | (283) |  |  | (77)
Net change |  |  | (43) |  |  | (60)
Net funded status, end of year |  | $ | (486) |  | $ | (443)
Defined benefit plan change in fair value of plan assets | The following tables provide a reconciliation of changes in the fair value of plan assets and projected benefit obligations for all defined benefit pension plans as of December 31: Reconciliation of Change in Fair Value of Plan Assets
(Millions) |  | 2012 |  | 2011
Fair value of plan assets, beginning of year |  | $ | 2,069 |  | $ | 2,052
Actual return on plan assets |  |  | 298 |  |  | 89
Employer contributions |  |  | 47 |  |  | 35
Benefits paid |  |  | (69) |  |  | (60)
Settlements |  |  | (66) |  |  | (68)
Foreign currency exchange rate changes |  |  | 30 |  |  | 21
Net change |  |  | 240 |  |  | 17
Fair value of plan assets, end of year |  | $ | 2,309 |  | $ | 2,069
Change in the projected benefit obligation of pension and other employee benefit plans | Reconciliation of Change in Projected Benefit Obligation
(Millions) |  | 2012 |  | 2011
Projected benefit obligation, beginning of year |  | $ | 2,512 |  | $ | 2,435
Service cost |  |  | 19 |  |  | 22
Interest cost |  |  | 115 |  |  | 126
Benefits paid |  |  | (69) |  |  | (60)
Actuarial loss |  |  | 261 |  |  | 33
Settlements |  |  | (66) |  |  | (68)
Plan amendment |  |  | (10) |  |  | ―
Foreign currency exchange rate changes |  |  | 33 |  |  | 24
Net change |  |  | 283 |  |  | 77
Projected benefit obligation, end of year |  | $ | 2,795 |  | $ | 2,512
Net periodic benefit cost that are not recognized yet | The following table provides the amounts comprising accumulated other comprehensive loss, which are not yet recognized as components of net periodic pension benefit cost as of December 31:
(Millions) |  |  | 2012 |  |  | 2011
Net actuarial loss |  | $ | 712 |  | $ | 690
Net prior service credit |  |  | (11) |  |  | (2)
Total, pretax effect |  |  | 701 |  |  | 688
Tax impact |  |  | (233) |  |  | (229)
Total, net of taxes |  | $ | 468 |  | $ | 459
Amount recognized in other comprehensive loss | The following table lists the amounts recognized i n other comprehensive loss in 2012:
(Millions) |  | 2012
Net actuarial loss: |  |  |
| Reclassified to earnings from equity(a) |  | $ | (80)
| Losses in current year(b) |  |  | 102
|  | Net actuarial loss, pretax |  |  | 22
Net prior service credit: |  |  |
| Reclassified to earnings from equity |  |  | 1
| Gains in current year |  |  | (10)
|  | Net prior service credit, pretax |  |  | (9)
Total, pretax |  | $ | 13
Amortization of actuarial losses and recognition of losses related to lump sum settlements. Deferral of actuarial losses.
Schedule of accumulated and projected benefit obligations | The accumulated and projected benefit obligations for all defined benefit pension plans as of December 31 we re as follows:
(Millions) |  | 2012 |  | 2011
Accumulated benefit obligation |  | $ | 2,718 |  | $ | 2,459
Projected benefit obligation |  | $ | 2,795 |  | $ | 2,512
Schedule of accumulated benefit obligations in excess of fair value of plan assets | The accumulated benefit obligation and fair value of plan assets for pension plans with an accumulated benefit obligation that exceeds the fair value of plan assets we re as follows:
(Millions) |  | 2012 |  | 2011
Accumulated benefit obligation |  | $ | 2,635 |  | $ | 2,418
Fair value of plan assets |  | $ | 2,222 |  | $ | 2,028
Schedule of benefit obligations in excess of fair value of plan assets | The projected benefit obligation and fair value of plan assets for pension plans with projected benefit obligation that exceeds the fair value of plan assets as of December 31 we re as follows:
(Millions) |  | 2012 |  | 2011
Projected benefit obligation |  | $ | 2,795 |  | $ | 2,512
Fair value of plan assets |  | $ | 2,309 |  | $ | 2,069
Schedule of net periodic pension benefit cost | The components of the net periodic pension benefit cost for all de fined benefit pension plans f or the years ended December 31 we re as follows:
(Millions) |  | 2012 |  | 2011 |  | 2010
Service cost |  | $ | 19 |  | $ | 22 |  | $ | 19
Interest cost |  |  | 115 |  |  | 126 |  |  | 126
Expected return on plan assets |  |  | (139) |  |  | (148) |  |  | (145)
Amortization of prior service credit |  |  | (1) |  |  | ― |  |  | (1)
Recognized net actuarial loss |  |  | 66 |  |  | 36 |  |  | 23
Settlements losses |  |  | 14 |  |  | 15 |  |  | 18
Net periodic pension benefit cost |  | $ | 74 |  | $ | 51 |  | $ | 40
Weighted-average assumptions used to determine defined benefit pension obligation | The weighted-average assumptions used to determine defined benefit pension obligations as of December 31 we re as follows:
|  | 2012 |  | 2011 |
Discount rates |  | 3.8 | % | 4.7 | %
Rates of increase in compensation levels |  | 3.6 | % | 3.7 | %
The weighted-average assumptions used to determine net per iodic pension b enefit costs as of December 31 we re as follows:
|  | 2012 |  | 2011 |  | 2010 |
Discount rates |  | 4.6 | % | 5.0 | % | 5.3 | %
Rates of increase in compensation levels |  | 3.7 | % | 4.0 | % | 3.6 | %
Expected long-term rates of return on assets |  | 6.7 | % | 6.9 | % | 6.9 | %
Target allocation and categorization of all defined benefit pension plan assets measured at fair value on recurring basis | The Company's retirement plan assets are reported at fair value. The following table s summarize the target allocation and categorization of all defined benefit pension plan assets measured at fair value on a recurring basis by GAAP's valuation hierarchy as of December 31:
|  | Target |  |  |  |  |  |  |  |  |  |  |  |
|  | Allocation |  |  | Total |  |  |  |  |  |  |  |  |
2012(Millions, except percentages) |  | 2013 |  |  | 2012 |  |  | Level 1 |  |  | Level 2 |  |  | Level 3
U.S. equity securities |  | 15 | % | $ | 318 |  | $ | 318 |  | $ | ― |  | $ | ―
International equity securities(a) |  | 30 | % |  | 732 |  |  | 732 |  |  | ― |  |  | ―
U.S. fixed income securities |  | 30 | % |  | 639 |  |  | ― |  |  | 639 |  |  | ―
International fixed income securities(a) |  | 15 | % |  | 447 |  |  | ― |  |  | 447 |  |  | ―
Balanced funds |  | 5 | % |  | 72 |  |  | ― |  |  | 72 |  |  | ―
Cash |  | ― |  |  | 25 |  |  | 25 |  |  | ― |  |  | ―
Other(b) |  | 5 | % |  | 76 |  |  | ― |  |  | ― |  |  | 76
Total |  | 100 | % | $ | 2,309 |  | $ | 1,075 |  | $ | 1,158 |  | $ | 76
|  | Target |  |  |  |  |  |  |  |  |  |  |  |
|  | Allocation |  |  | Total |  |  |  |  |  |  |  |  |
2011(Millions, except percentages) |  | 2012 |  |  | 2011 |  |  | Level 1 |  |  | Level 2 |  |  | Level 3
U.S. equity securities |  | 15 | % | $ | 250 |  | $ | 250 |  | $ | ― |  | $ | ―
International equity securities(a) |  | 30 | % |  | 644 |  |  | 644 |  |  | ― |  |  | ―
U.S. fixed income securities |  | 30 | % |  | 582 |  |  | ― |  |  | 582 |  |  | ―
International fixed income securities(a) |  | 15 | % |  | 406 |  |  | ― |  |  | 406 |  |  | ―
Balanced funds |  | 5 | % |  | 69 |  |  | ― |  |  | 69 |  |  | ―
Cash |  | ― |  |  | 12 |  |  | 12 |  |  | ― |  |  | ―
Other(b) |  | 5 | % |  | 106 |  |  | ― |  |  | ― |  |  | 106
Total |  | 100 | % | $ | 2,069 |  | $ | 906 |  | $ | 1,057 |  | $ | 106
A significant portion of international investments are in U.K. companies and U.K. government and agency securities. Consists of investments in private equity and real estate funds measured at reported net asset value.
Effect of significant unobservable inputs changes in plan assets | The fair value of all defined benefit pension plan assets using significant unobservable inputs (Level 3) changed during the years ended December 31 as follows:
(Millions) |  | 2012 |  | 2011
Beginning fair value, January 1 |  | $ | 106 |  | $ | 101
| Actual net gains on plan assets: |  |  |  |  |  |
|  | Held at the end of the year |  |  | 7 |  |  | 12
|  | Sold during the year |  |  | 5 |  |  | 2
| Total net gains |  |  | 12 |  |  | 14
| Net purchases (sales and settlements) |  |  | (42) |  |  | (9)
|  | Net (decrease) increase |  |  | (30) |  |  | 5
Ending fair value, December 31 |  | $ | 76 |  | $ | 106
Expected payments | The Company's defined benefit pension plans expect to make benefit payments to retirees as follows:
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2018
(Millions) |  | 2013 |  | 2014 |  | 2015 |  | 2016 |  | 2017 |  | –2022
Expected payments |  | $ | 149 |  | $ | 162 |  | $ | 169 |  | $ | 174 |  | $ | 186 |  | $ | 954

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- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the reconciliation of beginning and ending balances of the fair value of plan assets of pension plans and/or other employee benefit plans showing separately, if applicable, the effects during the period attributable to each of the following: actual return on plan assets, foreign currency exchange rate changes, contributions by the employer, contributions by plan participants, benefits paid, business combinations, divestitures, and settlements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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