Net Loss Per Share - Schedule of Computation of Basic and Diluted Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Net loss	$ (1,136)	$ (1,219)
Less: preferred stock dividends	(44)	0
Less: warrant modification	0	(25)
Net loss attributable to common stockholders	$ (1,180)	$ (1,244)
Denominator:
Weighted-average number of shares of common stock - basic (in shares)	17,123	2,065
Weighted-average number of shares of common stock - diluted (in shares)	17,123	2,065
Basic net loss per share (in dollars per share)	$ (0.07)	$ (0.60)
Diluted net loss per share (in dollars per share)	$ (0.07)	$ (0.60)