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Convertible Senior Notes (Tables)

6 Months Ended

Jun. 30, 2021

Debt Disclosure [Abstract]

Schedule of Carrying Values and Coupon Rates on Financing Arrangements

The following table summarizes information about the 2023 Notes (in thousands):

			June 30, 2021						December 31, 2020
Principal amount of the 2023 Notes outstanding			$	345,729					$	495,280
Unamortized discount (including unamortized debt issuance cost)			(30,411)						(52,987)
Total long-term portion of notes payable			$	315,318					$	442,293
Carrying value of equity component of the 2023 Notes			$	27,776					$	48,397
Fair value of the 2023 Notes outstanding (Level 2)			$	341,687					$	466,053

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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