Earnings (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Summary of Earnings (Loss) Per Share

The components of the earnings (loss) per share computation are as follows:

Basic loss per share is equal to diluted loss per share.

	Year ended
	2017			2018/12/31			2019/12/31
Earnings per share	(*)				(*)
Profit (loss) for the period (in € thousands)		(55,728	)		(79,521	)		(65,144	)
Weighted average number of ordinary shares for the period		31,166,437			31,167,203			36,987,982
Profit (loss) per share (in €)		(1.79	)		(2.55	)		(1.76	)
Weighted average number of ordinary shares used in the above calculation		31,166,437			31,167,203			36,987,982