XML 45 R34.htm IDEA: XBRL DOCUMENT v3.19.2
Goodwill (Tables)
 6 Months Ended
Jun. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
(Dollars in millions)
Western Hemisphere
 
Eastern Hemisphere
 
Total
Balance at December 31, 2018
$
494

 
$
219

 
$
713

Impairment
(229
)
 
(102
)
 
(331
)
  Reclassification from held for sale
4

 
—

 
4

  Foreign currency translation adjustments
12

 
5

 
17

Balance at June 30, 2019
$
281

 
$
122

 
$
403