Net Loss Per Ordinary Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Calculation of Basic and Diluted Net Income or Loss Per Ordinary Share

Net loss per ordinary share was determined as follows (in thousands, except per share amounts):

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
Numerator:
Net loss	$	(26,282)	$	(15,810)	$	(49,851)	$	(36,675)
Denominator:
Weighted-average ordinary shares outstanding	39,911		39,872		39,910		39,868
Net loss per share:
Basic and diluted net loss per share	$	(0.66)	$	(0.40)	$	(1.25)	$	(0.92)

Ordinary Shares Equivalent Not Included in Diluted Net Loss Per Share

The equivalent ordinary shares not included in diluted net loss per share because their effect would be anti-dilutive are as follows (in thousands):

	Three Months Ended June 30,		Six Months Ended June 30,
	2020	2019	2020	2019
Stock options to purchase ordinary shares	8,672	7,168	8,672	7,168