Stock-Based Compensation (Tables)

6 Months Ended

Jul. 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 six months ended July 31, 2017 is as follows:

	Shares
Nonvested at January 31, 2017	487,596
Granted	440,937
Vested	(184,709	)
Canceled	(25,340	)
Nonvested at July 31, 2017	718,484

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 six months ended July 31, 2017 is as follows:

	Shares
Nonvested at January 31, 2017	17,486
Granted	159,102
Canceled	(2,133	)
Nonvested at July 31, 2017	174,455