Stockholders' Equity - Securities Purchase Agreement (Details) - USD ($)							3 Months Ended
	May 26, 2020	May 14, 2020	May 11, 2020	May 08, 2020	Apr. 09, 2020	Mar. 30, 2020	Jun. 30, 2020	[1]	Jun. 15, 2020
Class of Stock [Line Items]
Sale of stock, number of shares issued (in shares)	1,205,400	146,854	447,761		904,970	800,000
Number of shares called by warrants (in shares)									2,213,115
Months until exercisable				6 months
Exercise price of warrants (in USD per share)									$ 3.05
Expiration term				5 years 6 months
Proceeds from sale of stock	$ 2,500,000	$ 810,000			$ 1,100,000	$ 1,000,000.0	$ 17,278,428
Sale of stock, price per share (in dollars per share)		$ 1.43	$ 1.34
Series I Warrant
Class of Stock [Line Items]
Number of shares called by warrants (in shares)						131,967
Series J Warrant
Class of Stock [Line Items]
Number of shares called by each warrant						1
Months until exercisable						6 months
Exercise price of warrants (in USD per share)						$ 0.948
Expiration term						5 years 6 months
Series K Warrant
Class of Stock [Line Items]
Number of shares called by warrants (in shares)					255,000
Series L Warrants
Class of Stock [Line Items]
Number of shares called by each warrant					1
Months until exercisable					6 months
Exercise price of warrants (in USD per share)					$ 0.81
Expiration term					5 years 6 months
Series M Warrant
Class of Stock [Line Items]
Number of shares called by warrants (in shares)	482,160
Months until exercisable	6 months
Exercise price of warrants (in USD per share)	$ 2.024
Expiration term	5 years 6 months

[1] Net of expenses of $616,143, and fair value of warrants issued as a transaction advisory fee as of the date of issuance of $370,666.