XML 80 R69.htm IDEA: XBRL DOCUMENT v3.19.2
Pension and Other Postretirement Benefit Plans - Components of Net Periodic Benefit Cost (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Other Postretirement Benefit Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 12 $ 14 $ 24 $ 28
Interest cost 18 18 35 35
Expected return on plan assets (18) (21) (36) (41)
Amortization of unrecognized prior service credit (21) (21) (43) (42)
Termination benefits 0 1 0 2
Curtailments (1) (2) (1) (6)
Net periodic benefit cost (10) (11) (21) (24)
U.S. | Pension Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 74 85 144 168
Interest cost 113 107 228 215
Expected return on plan assets (205) (211) (411) (425)
Amortization of unrecognized prior service credit (12) (13) (25) (25)
Net loss amortization 35 56 70 112
Termination benefits 3 7 5 17
Curtailments 0 5 1 3
Settlements 0 0 0 1
Net periodic benefit cost 8 36 12 66
International | Pension Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 60 58 120 125
Interest cost 44 45 89 91
Expected return on plan assets (107) (108) (214) (221)
Amortization of unrecognized prior service credit (3) (3) (6) (7)
Net loss amortization 16 21 31 43
Termination benefits 1 0 1 0
Curtailments 0 (1) 0 (1)
Settlements 0 4 0 4
Net periodic benefit cost $ 11 $ 16 $ 21 $ 34