XML 63 R37.htm IDEA: XBRL DOCUMENT v3.8.0.1
Retirement-Related Benefits (Tables)
 12 Months Ended
Jan. 31, 2018
Retirement Benefits [Abstract]  
Schedule of contribution expense related to defined contribution plans
The following table summarizes the contribution expense related to the Company's defined contribution plans for fiscal 2018, 2017 and 2016:
 
Fiscal Years Ended January 31,
(Amounts in millions)
2018
 
2017
 
2016
Defined contribution plans:
 
 
 
 
 
U.S.
$
1,124

 
$
1,064

 
$
967

International
126

 
173

 
179

Total contribution expense for defined contribution plans
$
1,250

 
$
1,237

 
$
1,146