Warrants - Schedule of Stockholders' Equity Note, Warrants or Rights (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Number of awards
Beginning balance (in shares)		5,450,057	5,450,057	121,796
Granted (in shares)			14,285,629	5,567,500
Exercised (in shares)	(414)	(4,977)	(20,694)	0
Expired (in shares)			(228,872)	(37,404)
Cancelled (in shares)			(603,817)	(201,835)
Ending balance (in shares)			18,882,303	5,450,057
Exercisable (in shares)			7,235,456	1,752,968
Weighted Average Exercise Price
Beginning balance (in usd per share)		$ 23.76	$ 23.76	$ 123.66
Granted (in usd per share)			0.95	1.10
Exercised (in usd per share)			1.10	0
Expired (in usd per share)			93.07	279.92
Cancelled (in usd per share)			1.35	1.26
Ending balance (in usd per share)			6.41	23.76
Exercisable, weighted average exercise price (in usd per share)			$ 15.19	$ 70.84
Additional Disclosures
Outstanding, aggregate intrinsic value			$ 0	$ 0	$ 0
Exercisable, aggregate intrinsic value			$ 0	$ 0
Warrant
Number of awards
Beginning balance (in shares)		8,093,250	8,093,250	93,252
Granted (in shares)			119,810,176	11,000,000
Exercised (in shares)			(31,505,088)	(3,000,000)
Expired (in shares)			0	(2)
Cancelled (in shares)			0	0
Ending balance (in shares)			96,398,338	8,093,250
Exercisable (in shares)			96,398,338	8,093,250
Weighted Average Exercise Price
Beginning balance (in usd per share)		$ 6.70	$ 6.70	$ 503.09
Granted (in usd per share)			1.16	0.91
Exercised (in usd per share)			0.12	0
Expired (in usd per share)			0	1,336,500
Cancelled (in usd per share)			0	0
Ending balance (in usd per share)			1.97	6.70
Exercisable, weighted average exercise price (in usd per share)			$ 1.97	$ 6.70
Additional Disclosures
Outstanding, aggregate intrinsic value			$ 0	$ 0	$ 0
Exercisable, aggregate intrinsic value			$ 0	$ 0