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Goodwill and Other Intangible Assets
3 Months Ended
Jul. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets Disclosure [Text Block]
Goodwill and Other Intangible Assets
The following table shows the changes in goodwill (which includes no accumulated impairment losses) and other intangible assets during the three months ended July 31, 2018:
(Dollars in millions)
Goodwill
 
Other Intangible Assets
Balance at April 30, 2018
$
763

 
$
670

Foreign currency translation adjustment
(8
)
 
(12
)
Balance at July 31, 2018
$
755

 
$
658



Our other intangible assets consist of trademarks and brand names, all with indefinite useful lives.