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Other Financial Information
12 Months Ended
Dec. 31, 2019
Additional Financial Information Disclosure [Abstract]  
Other Financial Information
Other Financial Information

Other Current Assets

The following table presents details of other current assets in our consolidated balance sheets:
 
As of December 31,
 
2019
 
2018
 
(Dollars in millions)
Prepaid expenses
$
41

 
37

Contract acquisition costs
50

 
52

Contract fulfillment costs
28

 
27

Other
9

 
31

Total other current assets
$
128

 
147