The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion.

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after accumulated amortization, of debt discount.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Long-Term Debt - Exchange of convertible debt - Narratives (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
2026 convertible secured notes
Debt Instrument [Line Items]
Debt instrument liability component effective interest rate	4.03%
2026 Convertible Notes
Debt Instrument [Line Items]
Debt instrument liability component effective interest rate	2.44%		9.90%
Convertible debt, unamortized discount		$ 30,228
Equity component, net of issuance costs		62,841
Debt issuance costs	$ 1,895	2,313
2023 Convertible Notes
Debt Instrument [Line Items]
Debt instrument liability component effective interest rate	3.69%		8.42%
Convertible debt, unamortized discount		7,430
Equity component, net of issuance costs		97,072
Debt issuance costs	$ 473	$ 816