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Stock-Based Compensation (Tables)
 6 Months Ended
Jul. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Nonvested Restricted Stock Units Activity
A summary of the Company’s restricted stock activity for the six months ended July 31, 2016 is as follows:
 
Shares  
Nonvested at January 31, 2016
496,329

Granted (a)
232,075

Vested
(177,395
)
Canceled
(6,898
)
Nonvested at July 31, 2016
544,111


(a) Includes 18,563 shares of performance-based restricted stock units, which assumes maximum achievement.