Significant Accounting Polices - Additional Information (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Mar. 31, 2019	Jan. 01, 2019
Accounting Policies [Abstract]
Income tax expense (benefit)	$ 0	$ 0	$ 0	$ 0
Operating lease liability	537,965		537,965			$ 400,000
Operating lease right of use asset	$ 200,000		$ 200,000		$ 400,000	$ 400,000