Convertible Notes Payable - Conversion at Maturity (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Amortized to interest expense	$ (1,747)
Convertible Notes Payable [Member]
Debt Instrument [Line Items]
Beginning Balance	1,572
Issuance of convertible notes payable	2,857
Converted to common stock	(4,429)
Ending Balance	0
Beginning Balance	278
Debt discount recognized	1,600
Amortized to interest expense	(1,747)
Reclassified to additional paid-in capital upon conversion of convertible notes payable	(131)
Ending Balance	$ 0