XML 63 R50.htm IDEA: XBRL DOCUMENT v3.19.1
Accumulated Other Comprehensive Loss - Schedule of AOCI Components (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
AOCI Attributable to Parent, Net of Tax    
Beginning balance $ 13,687 $ 12,530
Ending balance 12,911 12,322
AOCI beginning balance, tax effect (1,492) (1,400)
Changes in value, tax effect (1) (2)
Reclassifications into retained earnings, tax effect   (61)
Reclassifications into earnings, tax effect 19 15
AOCI ending balance, tax effect (1,474) (1,448)
Accumulated Other Comprehensive Income    
AOCI Attributable to Parent, Net of Tax    
Beginning balance (7,825) (7,621)
Changes in value (net of tax effect) (2) (7)
Reclassifications into retained earnings (net of tax effect)   (106)
Reclassifications into earnings (net of tax effect) 61 53
Ending balance (7,766) (7,681)
Pension and Other Benefit Liabilities    
AOCI Attributable to Parent, Net of Tax    
Beginning balance (7,925) (7,812)
Changes in value (net of tax effect) 0 0
Reclassifications into retained earnings (net of tax effect)   0
Reclassifications into earnings (net of tax effect) 60 51
Ending balance (7,865) (7,761)
Deferred income taxes related to pension obligation 688 688
Derivative Contracts and Other    
AOCI Attributable to Parent, Net of Tax    
Beginning balance 100  
Changes in value (net of tax effect) (2)  
Reclassifications into earnings (net of tax effect) 1  
Ending balance 99  
Derivative Contracts and Other    
AOCI Attributable to Parent, Net of Tax    
Beginning balance   85
Changes in value (net of tax effect)   (7)
Reclassifications into retained earnings (net of tax effect)   0
Reclassifications into earnings (net of tax effect)   2
Ending balance   80
Available-for-Sale Investments    
AOCI Attributable to Parent, Net of Tax    
Beginning balance 0 106
Changes in value (net of tax effect) 0 0
Reclassifications into retained earnings (net of tax effect)   (106)
Reclassifications into earnings (net of tax effect) 0 0
Ending balance $ 0 $ 0