Net Loss Per Share Attributable to Common Stockholders - Reconciliation of Numerator and Denominator Used in Calculation of EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Numerator
Net Income (Loss)	$ (13,821)	$ (40,831)
Net loss attributable to common stockholders, basic	(19,293)	(46,303)
Net loss attributable to common stockholders, diluted	$ (19,293)	$ (46,303)
Denominator
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic (in shares)	11,701	11,471
Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted (in shares)	11,701	11,471
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (1.65)	$ (4.04)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (1.65)	$ (4.04)
8.625% Series A Cumulative, Perpetual Preferred Stock
Numerator
Less: Accumulated preferred dividends	$ (2,122)	$ (2,122)
8.375% Series B Cumulative, Perpetual Preferred Stock
Numerator
Less: Accumulated preferred dividends	$ (3,350)	$ (3,350)