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Operating Efficiency Initiatives and Other Items (Details)
$ in Thousands
12 Months Ended
Jan. 31, 2017
USD ($)
Restructuring Cost And Reserve [Line Items]  
Balance at January 31, 2016 $ 990
Foreign exchange 303
Non-cash adjustments (80)
Cash payments (805)
Accrued balance at January 31, 2017 408
Severance  
Restructuring Cost And Reserve [Line Items]  
Balance at January 31, 2016 631
Foreign exchange 174
Non-cash adjustments (78)
Cash payments (649)
Accrued balance at January 31, 2017 78
Occupancy charges  
Restructuring Cost And Reserve [Line Items]  
Balance at January 31, 2016 359
Foreign exchange 129
Non-cash adjustments (2)
Cash payments (156)
Accrued balance at January 31, 2017 $ 330