Fair Value Measurement (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Measurement [Abstract]

Schedule Of Fair Value Of Debt Instruments

	March 31, 2020				December 31, 2019
	Fair Value		Carrying Value (1)		Fair Value		Carrying Value (1)
Convertible senior notes	$	187,955	$	193,534	$	207,338	$	192,262

(1)The carrying value of the convertible debt instrument presented in the table above represents the face value of the convertible note less unamortized debt discount.