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Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2022
Equity [Abstract]  
Other Comprehensive Loss
NOTE 14 — OTHER COMPREHENSIVE LOSS
The components of accumulated other comprehensive loss are as follows (dollars in millions):
 
    
Unrealized
Gains
(Losses) on
Available-
for-Sale

Securities
    
Foreign
Currency
Translation
Adjustments
    
Defined
Benefit
Plans
    
Change
in Fair
Value of
Derivative
Instruments
    
Total
  
Balances at December 31, 2019
    $ 14     $ (283 )    $ (187 )    $ (4 )    $   (460 ) 
Unrealized gains on
available-for-sale
securities, net of $3 of income taxes
      11                               11  
Foreign currency translation adjustments, net of $6 of income taxes
              12                       12  
Defined benefit plans, net of $16 income tax benefit
                      (55 )              (55 ) 
Change in fair value of derivative instruments, net of $15 income tax benefit
                              (51 )      (51 ) 
Expense reclassified into operations from other comprehensive income, net of $6 and $5 of income tax benefits, respectively
                      22       19       41  
    
 
 
    
 
 
    
 
 
    
 
 
    
 
 
  
Balances at December 31, 2020
      25       (271 )      (220 )      (36 )      (502 ) 
Unrealized losses on
available-for-sale
securities, net of $3 income tax benefit
      (13 )                              (13 ) 
Foreign currency translation adjustments, net of $2 income tax benefit
              (7 )                      (7 ) 
Defined benefit plans, net of $20 of income taxes
                      67               67  
Change in fair value of derivative instruments
                              1       1  
Expense reclassified into operations from other comprehensive income, net of $7 and $8 income tax benefits, respectively
                      21       29       50  
    
 
 
    
 
 
    
 
 
    
 
 
    
 
 
  
Balances at December 31, 2021
      12       (278 )      (132 )      (6 )      (404 ) 
Unrealized losses on
available-for-sale
securities, net of $12 income tax benefit
   
 
(43
) 
                          
 
(43
) 
Foreign currency translation adjustments, net of $16 income tax benefit
           
 
(95
) 
                  
 
(95
) 
Defined benefit plans, net of $11 of income taxes
                   
 
38
 
          
 
38
 
Change in fair value of derivative instruments, net of $1 of income taxes
                           
 
5
 
  
 
5
 
Expense reclassified into operations from other comprehensive income, net of none, $2 and $1 income tax benefits, respectively
   
 
1
 
          
 
7
 
  
 
1
 
  
 
9
 
    
 
 
    
 
 
    
 
 
    
 
 
    
 
 
  
Balances at December 31, 2022
   
$
(30
) 
  
$
(373
) 
  
$
(87
) 
  
$
—
 
  
$
(490
)