Quarterly report pursuant to Section 13 or 15(d)

Acquisitions - Summary of Preliminary Purchase Price Allocation Recorded (Detail)

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Acquisitions - Summary of Preliminary Purchase Price Allocation Recorded (Detail) - USD ($)
$ in Thousands
Feb. 06, 2019
Oct. 31, 2019
Jan. 31, 2019
Estimated fair value of assets acquired and liabilities assumed:      
Goodwill   $ 9,795 $ 8,753
Xstream A/S [Member]      
Estimated fair value of consideration:      
Cash $ 4,552    
Stock consideration 874    
Total purchase price 5,426    
Estimated fair value of assets acquired and liabilities assumed:      
Cash and cash equivalents 714    
Other current assets 927    
Other long-term assets 152    
Finite-life intangible assets 3,648    
Goodwill 1,221    
Current liabilities (1,236)    
Allocated purchase price $ 5,426