INCOME TAXES - Provision For (Benefit From) Income Taxes (Details)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Federal tax benefit at statutory rate	21.00%	21.00%	21.00%
State tax benefit, net of federal benefit	1.80%	3.60%	(6.20%)
Foreign rate differential	0.00%	0.00%	0.00%
Share-based compensation	(12.30%)	(0.50%)	(19.20%)
Tender offer compensation	0.00%	0.00%	26.10%
Research and development credits	3.60%	1.30%	(75.80%)
Non-deductible regulatory settlements	(0.30%)	(11.70%)	0.00%
Non-deductible change in convertible notes and warrant	0.00%	(0.30%)	151.80%
Permanent differences	(0.10%)	0.00%	3.80%
Other	0.10%	0.00%	0.40%
Change in valuation allowance	(13.90%)	(13.50%)	(55.80%)
Total provision for (benefit from) income taxes	(0.10%)	(0.10%)	46.10%

Effective Income Tax Rate Reconciliation, Non-deductible Change In Convertible Notes And Warrant

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Effective Income Tax Rate Reconciliation, Non-deductible Regulatory Settlements

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Effective Income Tax Rate Reconciliation, Permanent Differences

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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-Name Accounting Standards Codification
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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