Summary of Significant Accounting Policies (Details) - USD ($)		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenues from contracts with customers	[1]	$ 4,612,062	$ 1,269,556	$ 15,826,983	$ 2,797,409
DropCar Operating Subscription Services [Member]
Revenues from contracts with customers		1,118,544	1,061,865	3,758,099	2,165,793
DropCar Operating Services OnDemand [Member]
Revenues from contracts with customers		270,590	207,691	1,197,107	631,616
DropCar Operating Revenue [Member]
Revenues from contracts with customers	[2]	1,389,134	1,269,556	4,955,206	2,797,409
WPCS Revenue [Member]
Revenues from contracts with customers		$ 3,222,928	$ 0	$ 10,871,777	$ 0

[1] All revenues are generated in the United States.

[2] Represents revenues recognized by type of services.