Income Taxes - Tax provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Loss before provision for income taxes	$ (48,395)	$ (52,600)
Foreign loss	(6,300)	(4,600)
Deferred:
Deferred income tax provision	$ 0	$ 0
Effective tax rate, differed from the federal statutory rate
Statutory rate	(21.00%)	(21.00%)
State taxes	(1.80%)
Intercompany transactions	0.20%
Valuation allowance	18.30%	13.40%
Nondeductible warrant expense	(0.30%)
Book loss on debt extinguishment	1.00%	4.20%
Foreign rate differential	(0.70%)
Other	4.30%	3.40%
Effective tax rate	0.00%	0.00%
Non-current deferred tax assets:
Net operating losses	$ 24,773	$ 21,153
Tax credits	241	241
Stock compensation	3,042	2,161
Other	1,006	450
Gross non-current deferred tax assets	29,062	24,005
Valuation allowance	(28,454)	(19,865)
Net non-current deferred tax assets	608	4,140
Non-current deferred tax liabilities:
Other	(566)	(678)
Property and equipment	(42)	(3,462)
Net non-current deferred tax liability	(608)	(4,140)
Increase in valuation allowance	8,600
Domestic Tax Authority [Member]
Loss before provision for income taxes	$ (42,100)	$ (48,000)