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Business Acquisitions - ISG (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Feb. 23, 2021
Jan. 29, 2022
Jan. 30, 2021
Jan. 29, 2022
Jan. 30, 2021
Apr. 30, 2021
Business Acquisitions            
Goodwill   $ 335,164   $ 335,164   $ 314,205
Supplemental Pro Forma Information (unaudited)            
Revenue     $ 110,425      
Net income (loss)     (4,945)      
Intelligent Systems Group            
Business Acquisitions            
Total $ 29,700          
Contingent consideration paid 6,000         $ 6,000
Additional cash consideration paid   2,000        
Acquisition-related costs   $ 42   $ 778    
Other assets 217          
Goodwill 19,254          
Total assets acquired 35,371          
Fair value of consideration transferred:            
Cash 29,700          
Holdback 150          
Contingent consideration 5,521          
Total paid 35,371          
Supplemental Pro Forma Information (unaudited)            
Revenue     81,665   $ 267,546  
Net income (loss)     $ 517   $ 13,303  
Intelligent Systems Group | Technology            
Business Acquisitions            
Intangible assets 11,400          
Intelligent Systems Group | Customer relationships            
Business Acquisitions            
Intangible assets $ 4,500