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Commitments and Contingencies - Narrative (Details)
$ in Millions
1 Months Ended 9 Months Ended
Aug. 05, 2021
USD ($)
Jun. 30, 2018
petition
Sep. 30, 2016
patent
Sep. 30, 2021
USD ($)
device
Sep. 07, 2021
device
Loss Contingencies [Line Items]          
Purchase commitments       $ 41.9  
Contractual obligations       $ 0.4  
Standard product warranty term       1 year  
Liabilities for loss contingencies       $ 1.1  
Minimum          
Loss Contingencies [Line Items]          
Remaining commitment period       1 month  
Maximum          
Loss Contingencies [Line Items]          
Remaining commitment period       1 year  
Velodyne vs. David Hall          
Loss Contingencies [Line Items]          
Number of devices with copied materials | device       71 3
Quanergy Litigation          
Loss Contingencies [Line Items]          
Number of patents allegedly infringed | patent     1    
Number of claims filed | petition   2      
Former Employee | Settled Litigation          
Loss Contingencies [Line Items]          
Amount awarded to other party $ 0.8