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Accounts Receivable (Tables)
6 Months Ended
Jun. 30, 2015
Receivables [Abstract]  
Schedule of Accounts Receivable
The components of our accounts receivable, net of allowance for doubtful accounts balance are as follows:
 
June 30, 2015
Dollars in millions
Retainage
 
Trade & Other
 
Total
Technology & Consulting
$

 
$
68

 
$
68

Engineering & Construction
35

 
615

 
650

Government Services
4

 
51

 
55

Other

 

 

Subtotal
39

 
734

 
773

Non-strategic Business
21

 
56

 
77

Total
$
60

 
$
790

 
$
850


 
December 31, 2014
Dollars in millions
Retainage
 
Trade & Other
 
Total
Technology & Consulting
$

 
$
51

 
$
51

Engineering & Construction
45

 
538

 
583

Government Services
5

 
84

 
89

Other

 
3

 
3

Subtotal
50

 
676

 
726

Non-strategic Business
48

 
73

 
121

Total
$
98

 
$
749

 
$
847