Warrants - Summary of Warrants Outstanding to Purchase Shares (Details) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Warrants and Rights Note Disclosure [Abstract]
Number of warrants, Beginning balance	42,772,992	42,186,503
Number of warrants, Issued		29,291,614
Number of warrants, Exercised	(3,058,927)	(2,686,463)
Number of warrants, Expierd	(13,521,828)	(26,018,662)
Number of warrants, Ending balance	26,192,237	42,772,992
Weighted average exercise price, Beginning balance	$ 0.90	$ 1.14
Weighted average exercise price, Issued		$ 0.72
Weighted average exercise price, Expired	1.26	1.10
Weighted average exercise price, Exercised	$ 0.66	$ 0.53
Weighted average exercise price, Ending balance	$ 0.75	$ 0.90