Customer and Supplier Concentration (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Customer and Supplier Concentration
Revenues	$ 12,129,000	$ 10,541,000
Sale | Customer concentration | ATG
Customer and Supplier Concentration
Concentration of risk (as a percent)	90.00%	85.00%
Purchases | Supplier concentration | ATG
Customer and Supplier Concentration
Concentration of risk (as a percent)	10.00%	12.00%