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Convertible Senior Notes - Summary of Components of Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Debt Instrument [Line Items]
Amortization of discount			$ 13,874	$ 249
Amortization of debt issuance costs			2,570	754
Convertible Senior Notes | Convertible Debt
Debt Instrument [Line Items]
Contractual coupon interest	$ 359	$ 20	1,078	20
Amortization of discount	4,679	249	13,874	249
Amortization of debt issuance costs	$ 589	$ 31	$ 1,747	$ 31

X

- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of amortization expense attributable to debt issuance costs.

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