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Accumulated Other Comprehensive Loss (Tables)
 3 Months Ended
Oct. 31, 2017
Accumulated Other Comprehensive Income (Loss)  
Schedule of the components and changes in accumulated other comprehensive (loss) income
The components and changes in accumulated other comprehensive loss income were as follows:
 
Three Months Ended October 31,
 
2017
 
2016
Beginning balance
$
(9,900
)
 
$
(11,795
)
Other comprehensive loss for foreign currency translation
(1,233
)
 
(6,521
)
Ending balance
$
(11,133
)
 
$
(18,316
)