Convertible Senior Notes - Schedule of convertiable note interest expense (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Debt Disclosure [Abstract]
Contractual interest expense	$ 270	$ 270
Amortization of Debt Issuance Costs	452	352
Amortization of debt discount	0	2,478
Total	$ 722	$ 3,100
Debt Instrument, Interest Rate, Effective Percentage	0.30%	1.20%

Amortization of debt discount.

No definition available.

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- Definition

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

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- Definition

Amount of amortization expense attributable to debt issuance costs.

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- References

No definition available.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

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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