Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Details)

v3.20.2
Related Party Transactions - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
ShotSpotter Labs        
Related Party Transaction [Line Items]        
Revenue from related parties $ 60,000 $ 100,000 $ 200,000 $ 400,000