Employee Benefit Plans - Pension and Postretirement Plans (Details) - USD ($)
|
12 Months Ended |
|
|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2019 |
Dec. 31, 2018 |
| Change in fair value of plan assets |
|
|
|
|
|
| Fair value, January 1 |
$ 23,475,000,000
|
|
|
|
|
| Fair value, December 31 |
25,836,000,000
|
$ 23,475,000,000
|
|
|
|
| U.S. | Other Pension Plan |
|
|
|
|
|
| Change in fair value of plan assets |
|
|
|
|
|
| Company contributions |
0
|
0
|
|
|
|
| U.S. | Postretirement Health and Life Plans |
|
|
|
|
|
| Change in fair value of plan assets |
|
|
|
|
|
| Fair value, January 1 |
252,000,000
|
300,000,000
|
|
|
|
| Actual return on plan assets |
5,000,000
|
5,000,000
|
|
|
|
| Company contributions |
24,000,000
|
43,000,000
|
|
|
|
| Plan participant contributions |
103,000,000
|
115,000,000
|
|
|
|
| Settlements and curtailments |
0
|
0
|
|
|
|
| Benefits paid |
(185,000,000)
|
(214,000,000)
|
|
|
|
| Federal subsidy on benefits paid |
0
|
3,000,000
|
|
|
|
| Fair value, December 31 |
199,000,000
|
252,000,000
|
$ 300,000,000
|
|
|
| Change in projected benefit obligation |
|
|
|
|
|
| Projected benefit obligation, January 1 |
928,000,000
|
1,056,000,000
|
|
|
|
| Service cost |
5,000,000
|
6,000,000
|
6,000,000
|
|
|
| Interest cost |
38,000,000
|
36,000,000
|
43,000,000
|
|
|
| Plan participant contributions |
103,000,000
|
115,000,000
|
|
|
|
| Plan amendments |
0
|
0
|
|
|
|
| Settlements and curtailments |
0
|
0
|
|
|
|
| Actuarial loss (gain) |
99,000,000
|
(73,000,000)
|
|
|
|
| Benefits paid |
(185,000,000)
|
(214,000,000)
|
|
|
|
| Federal subsidy on benefits paid |
0
|
3,000,000
|
|
|
|
| Foreign currency exchange rate changes |
1,000,000
|
(1,000,000)
|
|
|
|
| Projected benefit obligation, December 31 |
989,000,000
|
928,000,000
|
1,056,000,000
|
|
|
| Amounts recognized on Consolidated Balance Sheet |
|
|
|
|
|
| Other assets |
|
|
|
$ 0
|
$ 0
|
| Accrued expenses and other liabilities |
|
|
|
(790,000,000)
|
(676,000,000)
|
| Net amount recognized, December 31 |
|
|
|
(790,000,000)
|
(676,000,000)
|
| Funded status, December 31 |
|
|
|
|
|
| Projected benefit obligation |
989,000,000
|
1,056,000,000
|
1,056,000,000
|
$ 989,000,000
|
$ 928,000,000
|
| Weighted-average assumptions, December 31 |
|
|
|
|
|
| Discount rate |
|
|
|
3.27%
|
4.25%
|
| U.S. | Qualified | Pension Plan |
|
|
|
|
|
| Change in fair value of plan assets |
|
|
|
|
|
| Fair value, January 1 |
18,178,000,000
|
19,708,000,000
|
|
|
|
| Actual return on plan assets |
3,187,000,000
|
(550,000,000)
|
|
|
|
| Company contributions |
0
|
0
|
|
|
|
| Plan participant contributions |
0
|
0
|
|
|
|
| Settlements and curtailments |
0
|
0
|
|
|
|
| Benefits paid |
(1,090,000,000)
|
(980,000,000)
|
|
|
|
| Fair value, December 31 |
20,275,000,000
|
18,178,000,000
|
19,708,000,000
|
|
|
| Change in projected benefit obligation |
|
|
|
|
|
| Projected benefit obligation, January 1 |
14,144,000,000
|
15,706,000,000
|
|
|
|
| Service cost |
0
|
0
|
0
|
|
|
| Interest cost |
593,000,000
|
563,000,000
|
606,000,000
|
|
|
| Plan participant contributions |
0
|
0
|
|
|
|
| Plan amendments |
0
|
0
|
|
|
|
| Settlements and curtailments |
0
|
0
|
|
|
|
| Actuarial loss (gain) |
1,714,000,000
|
(1,145,000,000)
|
|
|
|
| Benefits paid |
(1,090,000,000)
|
(980,000,000)
|
|
|
|
| Projected benefit obligation, December 31 |
15,361,000,000
|
14,144,000,000
|
15,706,000,000
|
|
|
| Amounts recognized on Consolidated Balance Sheet |
|
|
|
|
|
| Other assets |
|
|
|
$ 4,914,000,000
|
$ 4,034,000,000
|
| Accrued expenses and other liabilities |
|
|
|
0
|
0
|
| Net amount recognized, December 31 |
|
|
|
4,914,000,000
|
4,034,000,000
|
| Funded status, December 31 |
|
|
|
|
|
| Accumulated benefit obligation |
|
|
|
15,361,000,000
|
14,144,000,000
|
| Overfunded (unfunded) status of ABO |
|
|
|
4,914,000,000
|
4,034,000,000
|
| Provision for future salaries |
|
|
|
0
|
0
|
| Projected benefit obligation |
14,144,000,000
|
14,144,000,000
|
15,706,000,000
|
$ 15,361,000,000
|
$ 14,144,000,000
|
| Weighted-average assumptions, December 31 |
|
|
|
|
|
| Discount rate |
|
|
|
3.32%
|
4.32%
|
| Interest-crediting rate |
|
|
|
5.06%
|
5.18%
|
| U.S. | Nonqualified | Other Pension Plan |
|
|
|
|
|
| Change in fair value of plan assets |
|
|
|
|
|
| Fair value, January 1 |
2,584,000,000
|
2,724,000,000
|
|
|
|
| Actual return on plan assets |
228,000,000
|
8,000,000
|
|
|
|
| Company contributions |
91,000,000
|
91,000,000
|
|
|
|
| Plan participant contributions |
0
|
0
|
|
|
|
| Settlements and curtailments |
0
|
0
|
|
|
|
| Benefits paid |
(237,000,000)
|
(239,000,000)
|
|
|
|
| Fair value, December 31 |
2,666,000,000
|
2,584,000,000
|
2,724,000,000
|
|
|
| Change in projected benefit obligation |
|
|
|
|
|
| Projected benefit obligation, January 1 |
2,779,000,000
|
3,047,000,000
|
|
|
|
| Service cost |
1,000,000
|
1,000,000
|
1,000,000
|
|
|
| Interest cost |
113,000,000
|
105,000,000
|
117,000,000
|
|
|
| Plan participant contributions |
0
|
0
|
|
|
|
| Plan amendments |
0
|
0
|
|
|
|
| Settlements and curtailments |
0
|
0
|
|
|
|
| Actuarial loss (gain) |
263,000,000
|
(135,000,000)
|
|
|
|
| Benefits paid |
(237,000,000)
|
(239,000,000)
|
|
|
|
| Projected benefit obligation, December 31 |
2,919,000,000
|
2,779,000,000
|
3,047,000,000
|
|
|
| Amounts recognized on Consolidated Balance Sheet |
|
|
|
|
|
| Other assets |
|
|
|
$ 733,000,000
|
$ 754,000,000
|
| Accrued expenses and other liabilities |
|
|
|
(986,000,000)
|
(949,000,000)
|
| Net amount recognized, December 31 |
|
|
|
(253,000,000)
|
(195,000,000)
|
| Funded status, December 31 |
|
|
|
|
|
| Accumulated benefit obligation |
|
|
|
2,919,000,000
|
2,778,000,000
|
| Overfunded (unfunded) status of ABO |
|
|
|
(253,000,000)
|
(194,000,000)
|
| Provision for future salaries |
|
|
|
0
|
1,000,000
|
| Projected benefit obligation |
2,779,000,000
|
2,779,000,000
|
3,047,000,000
|
$ 2,919,000,000
|
$ 2,779,000,000
|
| Weighted-average assumptions, December 31 |
|
|
|
|
|
| Discount rate |
|
|
|
3.20%
|
4.26%
|
| Rate of compensation increase |
|
|
|
4.00%
|
4.00%
|
| Interest-crediting rate |
|
|
|
4.52%
|
4.50%
|
| Non-U.S. | Pension Plan |
|
|
|
|
|
| Change in fair value of plan assets |
|
|
|
|
|
| Fair value, January 1 |
2,461,000,000
|
2,943,000,000
|
|
|
|
| Actual return on plan assets |
273,000,000
|
(181,000,000)
|
|
|
|
| Company contributions |
20,000,000
|
22,000,000
|
|
|
|
| Plan participant contributions |
1,000,000
|
1,000,000
|
|
|
|
| Settlements and curtailments |
(42,000,000)
|
(107,000,000)
|
|
|
|
| Benefits paid |
(108,000,000)
|
(52,000,000)
|
|
|
|
| Foreign currency exchange rate changes |
91,000,000
|
(165,000,000)
|
|
|
|
| Fair value, December 31 |
2,696,000,000
|
2,461,000,000
|
2,943,000,000
|
|
|
| Change in projected benefit obligation |
|
|
|
|
|
| Projected benefit obligation, January 1 |
2,589,000,000
|
2,814,000,000
|
|
|
|
| Service cost |
17,000,000
|
19,000,000
|
24,000,000
|
|
|
| Interest cost |
65,000,000
|
65,000,000
|
72,000,000
|
|
|
| Plan participant contributions |
1,000,000
|
1,000,000
|
|
|
|
| Plan amendments |
2,000,000
|
13,000,000
|
|
|
|
| Settlements and curtailments |
(42,000,000)
|
(107,000,000)
|
|
|
|
| Actuarial loss (gain) |
288,000,000
|
(29,000,000)
|
|
|
|
| Benefits paid |
(108,000,000)
|
(52,000,000)
|
|
|
|
| Foreign currency exchange rate changes |
75,000,000
|
(135,000,000)
|
|
|
|
| Projected benefit obligation, December 31 |
2,887,000,000
|
2,589,000,000
|
2,814,000,000
|
|
|
| Amounts recognized on Consolidated Balance Sheet |
|
|
|
|
|
| Other assets |
|
|
|
$ 364,000,000
|
$ 316,000,000
|
| Accrued expenses and other liabilities |
|
|
|
(555,000,000)
|
(444,000,000)
|
| Net amount recognized, December 31 |
|
|
|
(191,000,000)
|
(128,000,000)
|
| Funded status, December 31 |
|
|
|
|
|
| Accumulated benefit obligation |
|
|
|
2,841,000,000
|
2,542,000,000
|
| Overfunded (unfunded) status of ABO |
|
|
|
(145,000,000)
|
(81,000,000)
|
| Provision for future salaries |
|
|
|
46,000,000
|
47,000,000
|
| Projected benefit obligation |
$ 2,887,000,000
|
$ 2,814,000,000
|
$ 2,814,000,000
|
$ 2,887,000,000
|
$ 2,589,000,000
|
| Weighted-average assumptions, December 31 |
|
|
|
|
|
| Discount rate |
|
|
|
1.81%
|
2.60%
|
| Rate of compensation increase |
|
|
|
4.10%
|
4.49%
|
| Interest-crediting rate |
|
|
|
1.53%
|
1.47%
|