Preferred Stock - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended	12 Months Ended
	Mar. 31, 2023	Mar. 30, 2023	Mar. 31, 2024	Mar. 31, 2024	Dec. 31, 2023	Oct. 06, 2023	Dec. 31, 2022	Jun. 28, 2021
Class of Stock [Line Items]
Preferred stock, convertible, shares authorized (in shares)			42,000	42,000	42,000
Preferred stock, shares designated (in shares)			1,983,250	1,983,250
Preferred stock, shares issued (in shares)			1,008	1,008	1,930
Preferred stock, shares outstanding (in shares)			1,008	1,008	1,930
Preferred stock, convertible, par value (in dollars per share)			$ 0.0001	$ 0.0001	$ 0.0001
Weighted average conversion price (in dollars per share)	$ 1.71					$ 0.2792
Warrants outstanding, ending (in dollars per share)	$ 1.71		$ 1.72	$ 1.72	$ 1.72		$ 66.34	$ 66.00
Common Stock
Class of Stock [Line Items]
Common shares issued in conversion (in shares)			3,602,103	17,704,000	14,102,477
Private Placement | Preferred Warrants
Class of Stock [Line Items]
Number of shares issuable (in shares)		32,750
Private Placement | Investor Warrants
Class of Stock [Line Items]
Number of shares issuable (in shares)		3,830,417
Series F Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares outstanding (in shares)			1,008	1,008	1,930
Proceeds from private placement, net of fees and amounts held in escrow (in shares)	6,550
Weighted average conversion price (in dollars per share)		$ 1.71	$ 0.33	$ 0.33
Preferred stock, conversion price percentage (in percent)		80.00%
Preferred stock convertible, threshold consecutive trading days		30 days
Preferred stock, liquidation preference per share (in dollars per share)			$ 1,000	$ 1,000
Preferred stock dividend percentage (in percent)			9.00%
Shares converted (in shares)			922		4,620
Preferred stock dividends	$ 0		$ 94	$ 94	$ 132
Warrants outstanding, ending (in dollars per share)			$ 975	$ 975
Expiration period			3 years
Percentage of common stock issuable (in percent)			100.00%	100.00%
Series F Preferred Stock | Scenario 1
Class of Stock [Line Items]
Preferred stock dividend percentage (in percent)			20.00%
Series F Preferred Stock | Private Placement
Class of Stock [Line Items]
Proceeds from private placement, net of fees and amounts held in escrow (in shares)		6,550
Preferred stock, convertible, par value (in dollars per share)		$ 0.0001
Gross proceeds	6,386
Proceeds from private placement, net of issuance costs and amounts in escrow	5,364
Finance costs related to Series F Preferred Stock	$ 1,022
Maximum
Class of Stock [Line Items]
Preferred stock, convertible, shares authorized (in shares)			5,000,000	5,000,000