Loans and Convertible Notes Payable - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands					1 Months Ended		3 Months Ended
	Aug. 14, 2023	Mar. 31, 2023	Mar. 15, 2023	Aug. 06, 2021	Apr. 30, 2024	Jan. 31, 2024	Mar. 31, 2024	Mar. 31, 2023
Debt Instrument [Line Items]
Restricted cash		$ 50					$ 50	$ 50
Principal payments							3,054	6,313
Final payment							500
Proceeds from exercise of warrants							$ 0	$ 0
Warrants issued to purchase of common stock (in shares)				127,755
Warrant exercise price (in dollars per share)		$ 0.01		$ 0.01				$ 0.01
Number of warrants outstanding (in shares)		34,072						34,072
Subsequent Event
Debt Instrument [Line Items]
Warrants exercised (in shares)					34,072
Preferred Tranche A Warrant
Debt Instrument [Line Items]
Proceeds from exercise of warrants	$ 10,000
Series E
Debt Instrument [Line Items]
Debt instrument, conversion price (in dollars per share)				$ 1,198			$ 1,500
Avenue Loan
Debt Instrument [Line Items]
Debt instrument, principal face amount				$ 20,000
Interest rate				7.70%
Debt instrument, interest rate				10.95%			16.20%
Initial tranche of loan				$ 15,000
Loan amount funded into restricted account				4,000
Restricted cash			$ 4,000
Principal payments			$ 2,100
Debt instrument, incremental final payment, percentage			4.25%
Final payment			$ 200
Estimated minimum proceeds on issue of common stock for extension of due date of interest only interest payments		$ 10,000
Principal payments						$ 1,000
Principal amount hat may be converted to common stock				$ 3,000
Debt instrument, conversion price (in dollars per share)				$ 11.98
Amortization of debt discount							$ 300	$ 200
Interest expense incurred							300	500
Rosalind Notes
Debt Instrument [Line Items]
Debt instrument, principal face amount							$ 2,000
Interest rate							8.00%
Interest expense incurred							$ 100	$ 100