Other Financial Information (Tables)

9 Months Ended

Sep. 30, 2019

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of components of other current assets

The following table presents details of other current assets reflected in our consolidated balance sheets:

	September 30, 2019		December 31, 2018
	(Dollars in millions)
Prepaid expenses	$	352	307
Income tax receivable	5		82
Materials, supplies and inventory	137		120
Contract assets	51		52
Contract acquisition costs	175		167
Contract fulfillment costs	111		82
Other	53		108
Total other current assets	$	884	918