Quarterly report pursuant to Section 13 or 15(d)

Restructuring (Details Textual)

v2.4.0.6
Restructuring (Details Textual) (USD $)
6 Months Ended 1 Months Ended
Jul. 31, 2012
Jul. 31, 2012
Employee Severance [Member]
May 31, 2012
Chief Executive Officer [Member]
Restructuring $ 1,400,000    
Severance Costs 400,000 500,000  
Restructuring and Related Cost, Number of Positions Eliminated (number of employees) 21 2  
Leasehold Improvement Charge 865,000    
Non Recurring Expenses     200,000
Severance and Restructuring Charges $ 200,000