v3.19.1

Convertible Notes (Tables) - Convertible Notes

3 Months Ended

Mar. 31, 2019

Convertible Notes

Schedule of Convertible Notes

		March 31,
		2019
Par value of the Convertible Notes		$	201,250
Unamortized debt discounts			(43,052)
Unamortized debt issuance costs			(4,315)
Net carrying value of Convertible Notes		$	153,883

Schedule of interest expense related to the Convertible Notes

		March 31,
		2019
Contractual interest expense		$	503
Amortization of debt issuance costs			208
Amortization of debt discount			2,006
Total		$	2,717
Effective interest rate of the liability component			7.1	%

Schedule of amortization expense for debt discount and debt issuance costs

		Debt			Debt Issuance
		Discounts			Costs
April 1, 2019―December 31, 2019		$	6,239		$	642
January 1, 2020―December 31, 2020			8,864			901
January 1, 2021―December 31, 2021			9,528			955
January 1, 2022―December 31, 2022			10,241			1,015
January 1, 2023―December 31, 2023			8,180			802
		$	43,052		$	4,315

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- Definition

Tabular disclosure of borrowings which can be exchanged for a specified number of another security at the option of the issuer or the holder. Disclosures include, but are not limited to, principal amount, amortized premium or discount, and amount of liability and equity components.

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