Stock-Based Compensation Plan - Narrative (Details)		3 Months Ended		6 Months Ended
	Jan. 21, 2021 USD ($) tradingDay position employee $ / shares shares	Jun. 30, 2022 USD ($) position stockIncentivePlan $ / shares shares	Jun. 30, 2021 USD ($) $ / shares	Jun. 30, 2022 USD ($) stockIncentivePlan $ / shares shares	Jun. 30, 2021 USD ($) $ / shares shares	Dec. 31, 2021 $ / shares	Dec. 31, 2020 $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock incentive plans | stockIncentivePlan		4		4
Stock-based compensation expense | $		$ 1,141,000	$ 3,704,000	$ 2,825,000	$ 45,667,000
Options outstanding, intrinsic value (in usd per share)		$ 0.00		$ 0.00
Options exercisable, intrinsic value (in usd per share)		$ 0.00		0.00
Earnout shares, earnout period	60 months
Derivative Instrument, Period One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Earnout shares, earnout period	60 months
Earnout shares, earnout period, stock price trigger (in dollars per share)	$ 12.50
Earnout shares, earnout period, threshold trading days | tradingDay	20
Earnout shares, earnout period, threshold trading day period | tradingDay	30
Earnout shares, earnout period, release of shares, percentage	50.00%
Derivative Instrument, Period Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Earnout shares, earnout period, stock price trigger (in dollars per share)	$ 15.00
Earnout shares, earnout period, threshold trading days | tradingDay	20
Earnout shares, earnout period, threshold trading day period | tradingDay	30
Earnout shares, earnout period, release of shares, percentage	50.00%
Derivative Instrument, Period Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Earnout shares, earnout period, stock price trigger (in dollars per share)	$ 10.00
Earnout RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $		$ 0
Granted (in usd per share)				$ 0	$ 10.70
Stock units received (in shares) | shares	640,421			0	640,421
Unrecognized compensation costs related to RSUs | $		$ 0		$ 0
2011 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $				$ 2,825,000	$ 45,667,000
Options outstanding exercise price (in usd per share)		$ 0.54	$ 0.58	$ 0.54	$ 0.58	$ 0.56	$ 0.59
2017 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding, intrinsic value (in usd per share)		0.00		0.00
Options exercisable, intrinsic value (in usd per share)		0.00		0.00
Options outstanding exercise price (in usd per share)		0.92	0.92	$ 0.92	0.92	0.92	0.92
Stock options, expiration period				10 years
Award vesting conditions waived for options (in shares) | shares	3,538,672
Award vesting period	4 years
2017 Stock Option Plan | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Modification, number of employees impacted | employee	8
Share-based compensation on modification | $	$ 38,800,000
Award vesting period	4 years
2017 Stock Option Plan | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $				$ 468,000
Modification, number of employees impacted | position	16
Plan modification, options, cash consideration | $	$ 186,000
Plan modification, options, compensation recognized | $	$ 4,500,000
2020 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $				$ 837,000
Options outstanding, intrinsic value (in usd per share)		0.00		$ 0.00
Options exercisable, intrinsic value (in usd per share)		0.00		0.00
Options outstanding exercise price (in usd per share)		$ 6.46	$ 11.34	$ 6.46	$ 11.34	11.12	$ 0
Unrecognized compensation cost related to unvested option | $		$ 3,869,000		$ 3,869,000
2020 Stock Option Plan | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant date fair value (in usd per share)				$ 1.17
2020 Stock Option Plan | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	4 years
2020 Stock Option Plan | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
2020 Stock Option Plan | Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	1 year
2020 Stock Incentive Award Plan | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				3 years
2020 Stock Incentive Award Plan | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				4 years
2020 Stock Incentive Award Plan | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $				$ 1,878,000
Granted (in usd per share)				$ 1.00
Stock units received (in shares) | shares				3,002,883
2020 Stock Incentive Award Plan | Restricted Stock Units | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in usd per share)				$ 1.68
2020 Stock Incentive Award Plan | Tranche One | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		477,000		$ 477,000
2020 Stock Incentive Award Plan | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		1,009,000		1,009,000
2020 Stock Incentive Award Plan | Tranche Three | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		669,000		$ 669,000
Inducement Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $		$ 8,000
Options outstanding, intrinsic value (in usd per share)		$ 0.00		$ 0.00
Options exercisable, intrinsic value (in usd per share)		0.00		0.00
Options outstanding exercise price (in usd per share)		$ 0.61		$ 0.61		$ 0
Award vesting period				4 years
Grant date fair value (in usd per share)				$ 0.45
Unrecognized compensation cost related to unvested option | $		$ 247,000		$ 247,000
Inducement Plan | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $				$ 413,000
Granted (in usd per share)				$ 0.61
Stock units received (in shares) | shares				5,619,822
Inducement Plan | Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense | $		147,000
Unrecognized compensation cost related to unvested option | $		$ 2,667,000		$ 2,667,000
Granted (in usd per share)				$ 0.55
Stock units received (in shares) | shares		5,100,000		5,100,000
Inducement Plan | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	4 years
Inducement Plan | Tranche One | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		$ 1,770,000		$ 1,770,000
Inducement Plan | Tranche One | Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage				33.00%
Award vesting, stock achievement, trading days | position		20
Award vesting, stock price threshold price		$ 4.00
Inducement Plan | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				3 years
Inducement Plan | Tranche Two | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		$ 434,000		$ 434,000
Inducement Plan | Tranche Two | Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage				33.00%
Award vesting, stock achievement, trading days | position		20
Award vesting, weighted average stock target price		$ 8.00
Inducement Plan | Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	2 years
Inducement Plan | Tranche Three | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		$ 604,000		$ 604,000
Inducement Plan | Tranche Three | Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage				33.00%
Award vesting, stock achievement, trading days | position		20
Award vesting, weighted average stock target price		$ 12.00
Inducement Plan | Tranche Four
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	1 year
Inducement Plan | Tranche Four | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested option | $		$ 192,000		$ 192,000