Net Loss Per Share - Calculation of diluted loss per share (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Stock option
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted loss per share, as their effect would be anti-dilutive	4,235	7,260	4,235	7,260
RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted loss per share, as their effect would be anti-dilutive	5,958		3,546
Warrant
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted loss per share, as their effect would be anti-dilutive	9,876		9,876
Convertible notes
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted loss per share, as their effect would be anti-dilutive	12,000		12,000
Convertible preferred stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from the computation of diluted loss per share, as their effect would be anti-dilutive		94,360		94,360