Warrants - Equity-based Warrants Activity (Details) - Equity Warrants - $ / shares	6 Months Ended	12 Months Ended
	Dec. 31, 2021	Jun. 30, 2021
Warrants
Outstanding, number of warrants (in shares)	1,254,952
Warrants expired (in shares)	(95,670)
Outstanding, number of warrants (in shares)	1,159,282	1,254,952
Outstanding, weighted average remaining contractual life	2 years 8 months 19 days	2 years 9 months 29 days
Weighted Average
Warrants
Outstanding, exercise price (in dollars per share)	$ 35.85
Warrants expired (in dollars per share)	114.33
Outstanding, exercise price (in dollars per share)	$ 29.51	$ 35.85