Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Details)

v3.21.1
Related Party Transactions - Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
ShotSpotter Labs    
Related Party Transaction [Line Items]    
Revenue from related parties $ 36,000 $ 100,000