Stockholders' Equity - Schedule of Common Stock Warrants (Details) - $ / shares	Jun. 30, 2021	Jun. 30, 2020
Class of Warrant or Right [Line Items]
Outstanding warrants (in shares)	251,192
Common Stock Warrant Expiring October 2022
Class of Warrant or Right [Line Items]
Warrants exercise price (usd per share)	$ 3.50
Outstanding warrants (in shares)	29,700	415,200
Common Stock Warrant Expiring March 2027
Class of Warrant or Right [Line Items]
Warrants exercise price (usd per share)	$ 23.50
Outstanding warrants (in shares)	193,788
Common Stock Warrant Expiring Between August 2021 and August 2022
Class of Warrant or Right [Line Items]
Warrants exercise price (usd per share)	$ 73.73
Outstanding warrants (in shares)	27,704