Quarterly report pursuant to Section 13 or 15(d)

Severance and Other Restructuring Costs (Details Textual)

v2.4.0.6
Severance and Other Restructuring Costs (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Apr. 30, 2013
Severance and Restructuring Charges $ 0.2