Stock-Based Compensation, Share-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024		Sep. 30, 2023
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense	$ 26	$ 337	$ 301		$ 1,014
Selling and Marketing [Member]
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense	16	19	(8)	[1]	118	[1]
General and Administrative [Member]
Stock-Based Compensation Expense [Abstract]
Stock-based compensation expense	$ 10	$ 318	$ 309		$ 896

[1] Selling and marketing expense was negative during the nine months ended September 30, 2024 due to the forfeiture of awards during the period.