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Revenue Recognition - Summary of Revenues Disaggregated by Primary Product Type (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2020
Disaggregation of Revenue [Line Items]      
Total Revenue $ 117,480 $ 116,033 $ 133,446
Hardware [Member]      
Disaggregation of Revenue [Line Items]      
Total Revenue 31,492 34,111 48,959
Supplies [Member]      
Disaggregation of Revenue [Line Items]      
Total Revenue 73,244 71,772 71,838
Service and Other [Member]      
Disaggregation of Revenue [Line Items]      
Total Revenue $ 12,744 $ 10,150 $ 12,649