Stock Based Compensation (Details) - Schedule of Disclosure of Share-based Compensation Arrangements by Share-based Payment Award	9 Months Ended
	Oct. 31, 2015 $ / shares shares
Schedule of Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Abstract]
Number of Shares Subject To option, Balance | shares	2,465,110
Weighted Average Exercise Price | $ / shares	$ 6.80
Weighted Average Remaining Contractual Term	3.8
Other Share Awards, Balance | shares	237,400	[1]
Weighted Average Grant Date Value, Balance | $ / shares	$ 3.75
Exercisable October 31, 2015 | shares	1,351,325
Exercisable October 31, 2015 | $ / shares	$ 4.21
Exercisable October 31, 2015	3.1
Exercisable October 31, 2015 | shares	51,774	[1]
Exercisable October 31, 2015 | $ / shares	$ 4.68
Granted | shares	23,774	[1]
Granted | $ / shares	$ 3.59
Granted | shares	345,000
Granted | $ / shares	$ 3.72
Granted	9.6
Exercised | shares	(8,000)
Exercised | $ / shares	$ 2.33
Canceled | shares	(690,035)
Canceled | $ / shares	$ 13.68
Number of Shares Subject To option, Balance | shares	2,112,075
Weighted Average Exercise Price | $ / shares	$ 4.07
Weighted Average Remaining Contractual Term	5.1
Other Share Awards, Balance | shares	261,174	[1]
Weighted Average Grant Date Value, Balance | $ / shares	$ 3.73

[1] Other Share Awards include deferred shares granted to Directors and restricted share units granted to executive officers.