XML 108 R93.htm IDEA: XBRL DOCUMENT v3.21.1
Nature of Operations, Segment Reporting and Geographical Information - Summary of Selected Financial Information by Geographic Area (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue $ 116,033 $ 133,446 $ 136,657
Long-Lived Assets 33,513 36,651  
United States [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue 70,911 83,671 83,668
Long-Lived Assets 31,226 34,072  
Europe [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue 29,029 29,617 31,574
Long-Lived Assets 2,274 2,544  
Asia [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue 5,105 8,316 8,207
Canada [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue 5,574 5,719 6,692
Long-Lived Assets 13 35  
Central and South America [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue 3,950 4,145 4,147
Other [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenue $ 1,464 $ 1,978 $ 2,369