Stockholders' Deficit (Details) - USD ($) $ / shares in Units, $ in Thousands						3 Months Ended		12 Months Ended
	Mar. 22, 2023	Mar. 19, 2023	Feb. 23, 2023	Apr. 15, 2022	Dec. 02, 2021	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Apr. 24, 2023	Mar. 23, 2023	Dec. 31, 2021
Subsidiary, Sale of Stock [Line Items]
Payment of issuance costs						$ 0	$ 219
Total shares of common stock from exercisable warrants outstanding (in shares)						91,100,780		36,964,286
Common stock, issued (in shares)						89,237,167		76,564,396
Common stock, par value (in dollars per share)						$ 0.001		$ 0.001
Issuance costs to additional paid in capital		$ 2,900
Proceeds from issuance of common stock, net of issuance costs						$ 52,598	$ 0
The Warrants
Subsidiary, Sale of Stock [Line Items]
Exercise price (in dollars per share)		$ 1.55
Pre Funded Warrant
Subsidiary, Sale of Stock [Line Items]
Total shares of common stock from exercisable warrants outstanding (in shares)						20,965,747		0
Exercise price (in dollars per share)						$ 0.001
Fair value of warrants		$ 22,800
Pre Funded Warrant | Subsequent Event
Subsidiary, Sale of Stock [Line Items]
Warrants exercised (in shares)									5,865,747
Wainwright
Subsidiary, Sale of Stock [Line Items]
Total shares of common stock from exercisable warrants outstanding (in shares)					36,964,286	27,940,074		36,964,286
Exercise price (in dollars per share)					$ 9.00	$ 9.00
Fair value of warrants					$ 61,900
Securities Purchase Agreement
Subsidiary, Sale of Stock [Line Items]
Total shares of common stock from exercisable warrants outstanding (in shares)						33,170,747		0
Exercise price (in dollars per share)						$ 1.55
Common stock, issued (in shares)		12,205,000
Common stock, par value (in dollars per share)		$ 0.001
Common stock purchasable under prefunded warrants (in shares)		20,965,747
Common stock purchasable under warrants (in shares)		33,170,747
Securities Purchase Agreement | Common Stock And Accompanying Warrant
Subsidiary, Sale of Stock [Line Items]
Purchase price (in dollars per share)		$ 1.675
Securities Purchase Agreement | Pre Funded Warrant And Accompanying Warrant
Subsidiary, Sale of Stock [Line Items]
Purchase price (in dollars per share)		$ 1.674
Warrant Amendment Agreements
Subsidiary, Sale of Stock [Line Items]
Gross proceeds	$ 55,500	$ 1,200
Total shares of common stock from exercisable warrants outstanding (in shares)						9,024,212		0
Exercise price (in dollars per share)	$ 1.55					$ 1.55				$ 1.55	$ 9.00
Common stock purchasable under warrants (in shares)	9,024,212
Warrants issued for shares of common stock (in shares)		9,024,212
Additional consideration per amended warrant (in dollars per share)	$ 0.125
Estimated offering expenses		$ 4,200
Proceeds from issuance of common stock, net of issuance costs		$ 51,300
Placement fees	$ 100
Proceeds from warrant amendment	$ 1,100
At The Market Program
Subsidiary, Sale of Stock [Line Items]
Issued stock (in shares)								13,043,797
Gross proceeds								$ 90,800
Payment of issuance costs								$ 3,100
Aggregate offering price shares			$ 70,000	$ 239,000