INCOME TAXES - Loss before income taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income tax expense
Provision for (benefit from) income tax	$ 0	$ 0	$ 0	$ 0
Domestic and foreign loss before income taxes:
Losses before taxes	$ (41,131)	$ (22,937)	$ (69,199)	$ (10,476)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

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

+ References + Details