SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Recent Accounting Pronouncements (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended		12 Months Ended
	Feb. 29, 2020	Mar. 31, 2019	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax asset valuation allowance			$ 419,356	$ 262,238
Decrease in amortization debt discount			(7,127)	(6,683)	$ (1,546)
Loss on extinguishment of debt	$ 50,800		0	0	50,819
Tax expense (benefit)			$ (9,064)	$ (246,881)	$ (5,458)
Increase (decrease) in net loss per share (in usd per share)			$ (3.54)	$ (3.48)	$ (5.45)
Increase (decrease) in net loss per share (in usd per share)			$ (3.54)	$ (3.48)	$ (5.45)
2025 Convertible notes
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Loss on extinguishment of debt		$ 187,700
2025 Convertible notes
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Loss on extinguishment of debt					$ 42,800
Extinguishment of debt, amount					100,000
Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Interest income (expense)					28,100
Decrease in amortization debt discount					70,900
Tax expense (benefit)					$ (3,100)
Increase (decrease) in net loss per share (in usd per share)					$ (0.17)
Increase (decrease) in net loss per share (in usd per share)					$ (0.17)