Debt Obligations - 2026 Convertible Notes Interest Expense Components (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Debt Instrument
Amortization of debt discount and debt issuance costs			$ 4,677	$ 2,064
1.5% Convertible Senior Subordinated Notes due 2026 \| Convertible Notes
Debt Instrument
Stated coupon interest	$ 862	$ 862	1,725	1,725
Amortization of debt discount and debt issuance costs	321	314	640	626
Total Interest expense	$ 1,183	$ 1,176	$ 2,365	$ 2,351

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration