v3.2.0.727
Pension Benefits Net Periodic Benefit Cost (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Non-U.S. Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 14 $ 16 $ 29 $ 30
Interest cost 18 26 39 50
Expected return on plan assets (18) (21) (38) (40)
Settlement loss 3 0 3 0
Amortization of actuarial losses 5 2 9 4
Net periodic benefit cost 22 23 42 44
U.S. Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0 0 0 0
Interest cost 1 1 1 1
Expected return on plan assets 0 0 0 0
Settlement loss 0 0 0 0
Amortization of actuarial losses 0 0 0 0
Net periodic benefit cost $ 1 $ 1 $ 1 $ 1