Other Financial Information (Tables)

6 Months Ended

Jun. 30, 2015

Additional Financial Information Disclosure [Abstract]

Schedule of other current assets reflected in the entity's balance sheets

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

	As of June 30,   2015		As of December 31, 2014
	(Dollars in millions)
Prepaid expenses	$	63	45
Other	80		80
Total other current assets	$	143	125

Schedule of selected current liabilities reflected in the entity;s balance sheets

The following table presents selected current liabilities reflected in our consolidated balance sheets, which include accounts payable:

	As of June 30,   2015		As of December 31, 2014
	(Dollars in millions)
Accounts payable	$	478	464