Income Taxes - Components of Deferred Income Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred Tax Assets:
Accumulated net operating losses (tax effected)	$ 13,132	$ 36,281
Right of use liability	136	201
Share-based compensation	3,027	3,086
Intangibles	944	97
Accumulated depreciation	14	26
Accrued payroll	118	176
Other	579	526
Deferred tax assets	22,968	40,393
Deferred Tax Liabilities:
Right of use asset	(137)	(204)
Cash to Accrual	(99)	0
Deferred tax liabilities	(236)	(204)
Net deferred tax assets and liabilities	22,732	40,189
Valuation allowance	(22,732)	(40,189)
Net deferred tax asset	0	0
Capitalized Research and Development	$ 5,018	$ 0