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Convertible Senior Notes (Tables)

9 Months Ended

Sep. 30, 2017

Debt Disclosure [Abstract]

Summary of carrying values and coupon rates on financing arrangements

The following table summarizes information about the equity and liability components of the 2019 Convertible Senior Notes (in thousands).

	September 30, 2017				December 31, 2016
2019 Convertible Senior Notes
Principal amount outstanding	$	245,000			$	245,000
Unamortized discount (including unamortized debt issuance cost)	(23,443		)		(32,090		)
Total current portion of notes payable	$	221,557			$	212,910

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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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