Fair Value Measurements - Warrants outstanding (Details) - $ / shares shares in Thousands	Mar. 31, 2025	Nov. 25, 2024	Nov. 21, 2024	Mar. 20, 2024	Dec. 05, 2023	Apr. 19, 2022
Derivative Financial Instruments
Number of Warrants (in shares)	5,792
Closing Date Warrants
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68		$ 7.68	$ 49.1568	$ 58.3232	$ 320.64
Number of Warrants (in shares)	17
2023 Warrants
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68				$ 58.3232
Number of Warrants (in shares)	4
2024 Warrant Shares
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68			$ 49.1568
Number of Warrants (in shares)	6
New Warrants
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 0.16		$ 0.16
Number of Warrants (in shares)	313
March 2024 Accompanying Warrants, Strike Price Amended
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 9.136
Number of Warrants (in shares)	534	534	534
March 2024 Accompanying Warrants, Strike Price Not Amended
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 51.2
Number of Warrants (in shares)	5
November 2024 Accompanying Warrants \| Armistice Capital Master Fund
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68
Number of Warrants (in shares)	846
November 2024 Accompanying Warrants \| Heights Capital Management
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68
Number of Warrants (in shares)	27
November 2024 Accompanying Warrants \| Hudson Bay Capital Management
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68
Number of Warrants (in shares)	27
November 2024 Accompanying Warrants \| IntraCoastal Capital
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 7.68
Number of Warrants (in shares)	13
March 2025 Accompanying Warrants
Derivative Financial Instruments
Exercise price (in dollars per share)	$ 4.2
Number of Warrants (in shares)	4,000