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Claims and Accounts Receivable (Tables)
12 Months Ended
Dec. 31, 2015
Receivables [Abstract]  
Schedule of Contracts Receivable, Claims and Uncertain Amounts
The components of our claims and accounts receivable are as follows:
 
December 31,
Dollars in millions
2015
 
2014
Engineering & Construction
$
400

 
$
425

Government Services
126

 
145

Total
$
526

 
$
570