Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Pension and Postretirement Plans (Details)

v3.10.0.1
Employee Benefit Plans - Pension and Postretirement Plans (Details) - USD ($)
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2018
Dec. 31, 2017
Change in fair value of plan assets          
Fair value, January 1 $ 25,675,000,000        
Fair value, December 31 23,475,000,000 $ 25,675,000,000      
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 1 300,000,000 0      
Actual return on plan assets 5,000,000 0      
Company contributions 43,000,000 393,000,000      
Plan participant contributions 115,000,000 125,000,000      
Settlements and curtailments 0 0      
Benefits paid (214,000,000) (230,000,000)      
Federal subsidy on benefits paid 3,000,000 12,000,000      
Fair value, December 31 252,000,000 300,000,000 $ 0    
Change in projected benefit obligation          
Projected benefit obligation, January 1 1,056,000,000 1,125,000,000      
Service cost 6,000,000 6,000,000 7,000,000    
Interest cost 36,000,000 43,000,000 47,000,000    
Plan participant contributions 115,000,000 125,000,000      
Plan amendments 0 (19,000,000)      
Settlements and curtailments 0 0      
Actuarial loss (gain) (73,000,000) (7,000,000)      
Benefits paid (214,000,000) (230,000,000)      
Federal subsidy on benefits paid 3,000,000 12,000,000      
Foreign currency exchange rate changes (1,000,000) 1,000,000      
Projected benefit obligation, December 31 928,000,000 1,056,000,000 1,125,000,000    
Amounts recognized on Consolidated Balance Sheet          
Other assets       $ 0 $ 0
Accrued expenses and other liabilities       (676,000,000) (756,000,000)
Net amount recognized, December 31       (676,000,000) (756,000,000)
Funded status, December 31          
Projected benefit obligation 928,000,000 1,125,000,000 1,125,000,000 $ 928,000,000 $ 1,056,000,000
Weighted-average assumptions, December 31          
Discount rate       4.25% 3.58%
U.S. | Qualified | Pension Plan          
Change in fair value of plan assets          
Fair value, January 1 19,708,000,000 18,239,000,000      
Actual return on plan assets (550,000,000) 2,285,000,000      
Company contributions 0 0      
Plan participant contributions 0 0      
Settlements and curtailments 0 0      
Benefits paid (980,000,000) (816,000,000)      
Fair value, December 31 18,178,000,000 19,708,000,000 18,239,000,000    
Change in projected benefit obligation          
Projected benefit obligation, January 1 15,706,000,000 14,982,000,000      
Service cost 0 0 0    
Interest cost 563,000,000 606,000,000 634,000,000    
Plan participant contributions 0 0      
Plan amendments 0 0      
Settlements and curtailments 0 0      
Actuarial loss (gain) (1,145,000,000) 934,000,000      
Benefits paid (980,000,000) (816,000,000)      
Projected benefit obligation, December 31 14,144,000,000 15,706,000,000 14,982,000,000    
Amounts recognized on Consolidated Balance Sheet          
Other assets       $ 4,034,000,000 $ 4,002,000,000
Accrued expenses and other liabilities       0 0
Net amount recognized, December 31       4,034,000,000 4,002,000,000
Funded status, December 31          
Accumulated benefit obligation       14,144,000,000 15,706,000,000
Overfunded (unfunded) status of ABO       4,034,000,000 4,002,000,000
Provision for future salaries       0 0
Projected benefit obligation 15,706,000,000 14,982,000,000 14,982,000,000 $ 14,144,000,000 $ 15,706,000,000
Weighted-average assumptions, December 31          
Discount rate       4.32% 3.68%
Interest-crediting rate       5.18% 5.08%
U.S. | Nonqualified | Other Pension Plan          
Change in fair value of plan assets          
Fair value, January 1 2,724,000,000 2,744,000,000      
Actual return on plan assets 8,000,000 128,000,000      
Company contributions 91,000,000 98,000,000      
Plan participant contributions 0 0      
Settlements and curtailments 0 0      
Benefits paid (239,000,000) (246,000,000)      
Fair value, December 31 2,584,000,000 2,724,000,000 2,744,000,000    
Change in projected benefit obligation          
Projected benefit obligation, January 1 3,047,000,000 3,047,000,000      
Service cost 1,000,000 1,000,000 0    
Interest cost 105,000,000 117,000,000 127,000,000    
Plan participant contributions 0 0      
Plan amendments 0 0      
Settlements and curtailments 0 0      
Actuarial loss (gain) (135,000,000) 128,000,000      
Benefits paid (239,000,000) (246,000,000)      
Projected benefit obligation, December 31 2,779,000,000 3,047,000,000 3,047,000,000    
Amounts recognized on Consolidated Balance Sheet          
Other assets       $ 754,000,000 $ 730,000,000
Accrued expenses and other liabilities       (949,000,000) (1,053,000,000)
Net amount recognized, December 31       (195,000,000) (323,000,000)
Funded status, December 31          
Accumulated benefit obligation       2,778,000,000 3,046,000,000
Overfunded (unfunded) status of ABO       (194,000,000) (322,000,000)
Provision for future salaries       1,000,000 1,000,000
Projected benefit obligation 2,779,000,000 3,047,000,000 3,047,000,000 $ 2,779,000,000 $ 3,047,000,000
Weighted-average assumptions, December 31          
Discount rate       4.26% 3.58%
Rate of compensation increase       4.00% 4.00%
Interest-crediting rate       4.50% 4.53%
Non-U.S. | Pension Plan          
Change in fair value of plan assets          
Fair value, January 1 2,943,000,000 2,789,000,000      
Actual return on plan assets (181,000,000) 118,000,000      
Company contributions 22,000,000 23,000,000      
Plan participant contributions 1,000,000 1,000,000      
Settlements and curtailments (107,000,000) (190,000,000)      
Benefits paid (52,000,000) (54,000,000)      
Foreign currency exchange rate changes (165,000,000) 256,000,000      
Fair value, December 31 2,461,000,000 2,943,000,000 2,789,000,000    
Change in projected benefit obligation          
Projected benefit obligation, January 1 2,814,000,000 2,763,000,000      
Service cost 19,000,000 24,000,000 25,000,000    
Interest cost 65,000,000 72,000,000 86,000,000    
Plan participant contributions 1,000,000 1,000,000      
Plan amendments 13,000,000 0      
Settlements and curtailments (107,000,000) (200,000,000)      
Actuarial loss (gain) (29,000,000) (26,000,000)      
Benefits paid (52,000,000) (54,000,000)      
Foreign currency exchange rate changes (135,000,000) 234,000,000      
Projected benefit obligation, December 31 2,589,000,000 2,814,000,000 2,763,000,000    
Amounts recognized on Consolidated Balance Sheet          
Other assets       $ 316,000,000 $ 610,000,000
Accrued expenses and other liabilities       (444,000,000) (481,000,000)
Net amount recognized, December 31       (128,000,000) 129,000,000
Funded status, December 31          
Accumulated benefit obligation       2,542,000,000 2,731,000,000
Overfunded (unfunded) status of ABO       (81,000,000) 212,000,000
Provision for future salaries       47,000,000 83,000,000
Projected benefit obligation $ 2,814,000,000 $ 2,814,000,000 $ 2,763,000,000 $ 2,589,000,000 $ 2,814,000,000
Weighted-average assumptions, December 31          
Discount rate       2.60% 2.39%
Rate of compensation increase       4.49% 4.31%
Interest-crediting rate       1.47% 1.49%