Accumulated Other Comprehensive Loss (Tables)
|6 Months Ended|
Jul. 31, 2017
|Schedule of Changes in Components of Accumulated Other Comprehensive Loss||
The following shows the changes in the components of accumulated other comprehensive loss for the six months ended July 31, 2017:
Tabular disclosure of the components of accumulated other comprehensive income (loss).
Reference 1: http://www.xbrl.org/2003/role/presentationRef