XML 90 R80.htm IDEA: XBRL DOCUMENT v3.4.0.3
Pension and Postretirement Benefit Plans - Components of net periodic benefit cost and other information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
United States Qualified and Non-qualified Pension Benefits      
Net periodic benefit cost (benefit)      
Service cost $ 293 $ 241 $ 258
Interest cost 655 676 598
Expected return on plan assets (1,069) (1,043) (1,046)
Amortization of prior service cost (benefit) (24) 4 5
Amortization of net actuarial (gain) loss 409 243 399
Net periodic benefit cost (benefit) 264 121 214
Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments 1 2    
Net periodic benefit cost (benefit) after settlements, curtailments, special termination benefits and other 266 121 214
Other changes in plan assets and benefit obligations recognized in other comprehensive (income) loss      
Prior service cost (benefit)   (266)  
Amortization of prior service cost (benefit) 24 (4) (5)
Net actuarial (gain) loss 312 2,167 (743)
Amortization of net actuarial (gain) loss (409) (243) (399)
Total recognized in other comprehensive income (loss) (73) 1,654 (1,147)
Total recognized in net periodic benefit cost (benefit) and other comprehensive (income) loss 193 1,775 (933)
International Qualified and Non-qualified Pension Benefits      
Net periodic benefit cost (benefit)      
Service cost 154 141 147
Interest cost 206 252 238
Expected return on plan assets (308) (312) (291)
Amortization of transition (asset) obligation (1) (1) (1)
Amortization of prior service cost (benefit) (13) (16) (16)
Amortization of net actuarial (gain) loss 144 121 153
Net periodic benefit cost (benefit) 182 185 230
Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments 1 (6) 4 2
Net periodic benefit cost (benefit) after settlements, curtailments, special termination benefits and other 176 189 232
Other changes in plan assets and benefit obligations recognized in other comprehensive (income) loss      
Amortization of transition (asset) obligation 1 1 1
Prior service cost (benefit) 10 3 3
Amortization of prior service cost (benefit) 13 16 16
Net actuarial (gain) loss (270) 592 (294)
Amortization of net actuarial (gain) loss (144) (121) (153)
Foreign currency (174) (215) (47)
Total recognized in other comprehensive income (loss) (564) 276 (474)
Total recognized in net periodic benefit cost (benefit) and other comprehensive (income) loss (388) 465 (242)
Postretirement Benefits      
Net periodic benefit cost (benefit)      
Service cost 75 65 80
Interest cost 98 97 88
Expected return on plan assets (91) (90) (90)
Amortization of prior service cost (benefit) (42) (47) (66)
Amortization of net actuarial (gain) loss 73 56 95
Net periodic benefit cost (benefit) 113 81 107
Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments 1 1    
Net periodic benefit cost (benefit) after settlements, curtailments, special termination benefits and other 114 81 107
Other changes in plan assets and benefit obligations recognized in other comprehensive (income) loss      
Prior service cost (benefit) (212)   (20)
Amortization of prior service cost (benefit) 42 47 66
Net actuarial (gain) loss (23) 358 (313)
Amortization of net actuarial (gain) loss (73) (56) (95)
Foreign currency (1) (1) (2)
Total recognized in other comprehensive income (loss) (267) 348 (364)
Total recognized in net periodic benefit cost (benefit) and other comprehensive (income) loss $ (153) $ 429 $ (257)