Notes Payable and Stock Warrants - Components of Preferred Stock (Details) - USD ($)	1 Months Ended	2 Months Ended
	Mar. 31, 2018	Feb. 23, 2018
Movement In Preferred Stock [Roll Forward]
Series A redeemable convertible preferred stock principal balance		$ 9,000,000
Total Series A redeemable convertible preferred stock, net at inception on February 23, 2018	$ 10,312,112	9,000,000
Total Series A redeemable convertible preferred stock, net at March 31, 2018	10,312,112
Redeemable Preferred Stock [Member]
Movement In Preferred Stock [Roll Forward]
Series A redeemable convertible preferred stock principal balance	8,709,684	9,000,000
Accrued dividends		1,312,112
Discount		(1,602,428)
Total Series A redeemable convertible preferred stock, net at inception on February 23, 2018	8,747,789	9,000,000
Accretion of preferred stock	(38,105)
Total Series A redeemable convertible preferred stock, net at March 31, 2018	$ 8,747,789	$ 8,709,684