Earnings Per Share - Schedule of Calculation of Numerator and Denominator in Earnings Per Share (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Earnings Per Share [Abstract]
Net income (loss)	$ 18,000	$ 323,000	$ (1,067,000)	$ 14,000	$ 341,000	$ (1,053,000)
Preferred stock dividends	(2,688,000)		(2,688,000)		(5,376,000)	(5,376,000)
Net loss attributable to common shares	(2,670,000)		(3,755,000)		(5,035,000)	(6,429,000)
Net loss attributable to common shares	$ (2,670,000)		$ (3,755,000)		$ (5,035,000)	$ (6,429,000)
Weighted average number of common shares outstanding (in shares)	13,718,000		13,718,000		13,718,000	13,718,000
Weighted average number of common shares outstanding (in shares)	13,718,000		13,718,000		13,718,000	13,718,000
Net loss per common share attributable to common shareholders (in dollars per share)	$ (0.19)		$ (0.27)		$ (0.37)	$ (0.47)
Net loss per common share attributable to common shareholders (in dollars per share)	$ (0.19)		$ (0.27)		$ (0.37)	$ (0.47)