Annual report pursuant to Section 13 and 15(d)

Segment Information, Significant Customers and Geographic Information - Long-Lived Assets by Geographic Locations (Detail)

v2.4.0.8
Segment Information, Significant Customers and Geographic Information - Long-Lived Assets by Geographic Locations (Detail) (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2014
Jan. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total long-lived assets by geographic location $ 33,272 $ 40,821
North America [Member]
   
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total long-lived assets by geographic location 20,714 23,686
Long-lived assets, Percentage 62.00% 58.00%
Europe and Middle East [Member]
   
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total long-lived assets by geographic location 11,097 14,945
Long-lived assets, Percentage 33.00% 37.00%
Asia Pacific [Member]
   
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total long-lived assets by geographic location $ 1,461 $ 2,190
Long-lived assets, Percentage 5.00% 5.00%