COMMITMENTS AND CONTINGENCIES COMMITMENTS AND CONTINGENCIES (Tables)
 3 Months Ended
Apr. 30, 2016
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Product Warranty Liability
The following table summarizes the activity in our warranty liability, which is included in accrued expenses and other liabilities in the condensed consolidated balance sheets, for the three months ended April 30, 2016 and 2015:
 
 
Three Months Ended
April 30,
(in thousands)
 
2016
 
2015
Warranty liability at beginning of period
 
$
826

 
$
633

Provision charged to expenses
 
201

 
45

Warranty charges
 
(167
)
 
—

Foreign currency translation and other
 
3

 
(1
)
Warranty liability at end of period
 
$
863

 
$
677