Stock-Based Compensation, Share-based Compensation Expense (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense		$ 112	$ 325
Selling and Marketing [Member]
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense	[1]	(37)	43
General and Administrative [Member]
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense		$ 149	$ 282

[1] Selling and marketing expense was negative during the three months ended March 31, 2024 due to the forfeiture of awards during the period.