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Restructuring (Tables)
 6 Months Ended
Jul. 31, 2016
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring Reserve by Type of Cost
The following table summarizes the restructuring activity for the six months ended July 31, 2016:
(in thousands)
One-time employee termination benefits
Balance at January 31, 2016
$
342

Adjustments
—

Cash payments
(336
)
Balance at July 31, 2016
$
6