Share-Based Compensation Summarized Restricted Stock Activity (Tables)

12 Months Ended

Jan. 31, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

The following table summarizes nonvested stock option activity for 2014 under the current and prior plans:

	Number of Nonvested Options		Weighted-Average Grant Date Fair Value
Nonvested at February 1, 2014	87,750		$	5.08
Granted	—		—
Vested	(46,875	)	6.42
Forfeited	(4,250	)	7.60
Nonvested at January 31, 2015	36,625		$	3.28

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

The following table summarizes restricted stock activity for the year ended January 31, 2015:

	Number of Nonvested Restricted Shares		Weighted-Average Grant Date Fair Value
Nonvested at February 1, 2014	1,700,098		$13.25
Granted	281,710		28.17
Vested	(364,238	)	14.21
Forfeited	(55,100	)	15.89
Nonvested at January 31, 2015	1,562,470		$15.61