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Accrued Expenses and Allowance for Doubtful Accounts
12 Months Ended
Dec. 31, 2016
Text Block [Abstract]  
Accrued Expenses and Allowance for Doubtful Accounts

NOTE 16 — ACCRUED EXPENSES AND ALLOWANCE FOR DOUBTFUL ACCOUNTS

A summary of other accrued expenses at December 31 follows (dollars in millions):

 

     2016      2015  

Professional liability risks

   $ 391      $ 350  

Interest

     409        365  

Taxes other than income

     283        277  

Other

     952        888  
  

 

 

    

 

 

 
   $ 2,035      $ 1,880  
  

 

 

    

 

 

 

A summary of activity for the allowance of doubtful accounts follows (dollars in millions):

 

     Balance
at
Beginning
of Year
     Provision
for
Doubtful
Accounts
     Accounts
Written
off,
Net of
Recoveries
    Balance
at End
of Year
 

Allowance for doubtful accounts:

          

Year ended December 31, 2014

   $ 5,488      $ 3,169      $ (3,646   $ 5,011  

Year ended December 31, 2015

     5,011        3,913        (3,598     5,326  

Year ended December 31, 2016

     5,326        3,257        (3,595     4,988