XML 126 R110.htm IDEA: XBRL DOCUMENT v3.10.0.1
Pension and Other Postretirement Benefits (Schedule of Reconciliation of Plan Assets Measured by Significant Unobservable Inputs) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]    
Balance at beginning of period $ 0  
Balance at end of period   $ 0
Level 3    
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]    
Balance at beginning of period 518 576
Foreign currency translation (24) 44
Asset returns – assets held at reporting date (38) (88)
Asset returns – assets sold during the period 63 85
Purchases, sales and settlements, net (50) (99)
Asset transfers during the period 64  
Balance at end of period 533 518
Level 3 | Hedge funds    
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]    
Balance at beginning of period 189 207
Foreign currency translation (11) 20
Asset returns – assets held at reporting date (18) (38)
Asset returns – assets sold during the period 20 32
Purchases, sales and settlements, net (67) (32)
Asset transfers during the period 0  
Balance at end of period 113 189
Level 3 | Private equity    
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]    
Balance at beginning of period 147 215
Foreign currency translation (8) 19
Asset returns – assets held at reporting date (11) (57)
Asset returns – assets sold during the period 28 53
Purchases, sales and settlements, net (53) (83)
Asset transfers during the period 0  
Balance at end of period 103 147
Level 3 | Real estate    
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]    
Balance at beginning of period 182 154
Foreign currency translation (5) 5
Asset returns – assets held at reporting date (9) 7
Asset returns – assets sold during the period 15 0
Purchases, sales and settlements, net 70 16
Asset transfers during the period 64  
Balance at end of period $ 317 $ 182