Income Taxes (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Income Taxes
Income taxes (Note 15)	$ (51,000)	$ (85,000)
Net deferred tax assets	0		$ 0
Net deferred tax liabilities	0		0
Gross unrecognized tax benefits at beginning of period	$ 0		$ 0