Stock-Based Compensation (Tables)

9 Months Ended

Oct. 31, 2017

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 nine months ended October 31, 2017 is as follows:

	Shares
Nonvested at January 31, 2017	487,596
Granted	451,463
Vested	(190,364	)
Canceled	(32,427	)
Nonvested at October 31, 2017	716,268

Schedule of Nonvested Performance-based Units Activity [Table Text Block]

A summary of the Company’s performance based restricted stock activity, assuming maximum achievement, for the nine months ended October 31, 2017 is as follows:

	Shares
Nonvested at January 31, 2017	17,486
Granted	159,102
Canceled	(3,495	)
Nonvested at October 31, 2017	173,093