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DEBT - Schedule of Convertible Senior Notes due in 2026 (Details) - Convertible Notes - Notes due 2026 - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Debt Instrument [Line Items]
Amortization of debt discount	$ 0	$ 5,587	$ 0	$ 7,373
Amortization of debt issuance costs	502	404	987	539
Total interest cost recognized	$ 502	$ 5,991	$ 987	$ 7,912

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