Severance and Other Restructuring Costs (Tables)
 3 Months Ended
Apr. 30, 2017
Restructuring and Related Activities [Abstract]  
Activity in Accrued Restructuring Liability

The following table shows the activity in accrued restructuring reported as a component of other accrued expenses on the consolidated balance sheet as of April 30, 2017 (amounts in thousands):

 

     Employee-
Related		      Closure of
Leased		      Other         
     Benefits      Facilities      Restructuring      Total  

Accrual balance as of January 31, 2017

    $ 785      $ 130      $ 108      $ 1,023  

Restructuring charges incurred

      2,002        15        122        2,139  

Cash payments

      (2,367 )       (160 )       (144 )       (2,671 ) 

Other charges

      5        —          —          5  
  

 

 

     

 

 

     

 

 

     

 

 

  

Accrual balance as of April 30, 2017

    $ 425      $ (15 )     $ 86      $ 496