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Convertible Senior Notes - Summary of the Components of Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Debt Instrument [Line Items]
Amortization of discount on convertible senior notes	$ 4,571	$ 0
Amortization of debt issuance costs	849	$ 241
Convertible Senior Notes | Convertible Debt
Debt Instrument [Line Items]
Contractual coupon interest	359
Amortization of discount on convertible senior notes	4,571
Amortization of debt issuance costs	$ 575

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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Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs.

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