Interim Condensed Consolidated Statement of Changes In Equity (Unaudited) - USD ($) $ in Thousands	Total	Ordinary Shares	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Previously Reported	Previously Reported Ordinary Shares	Previously Reported Accumulated Other Comprehensive Income (Loss)	Previously Reported Accumulated Deficit
Balance at beginning of the period (in shares) at Dec. 31, 2018		217,526,425				1,646,223
Balance at beginning of the period at Dec. 31, 2018	$ 1,050,607	$ 1,677,510	$ 5,358	$ (632,261)	$ 1,050,607	$ 1,677,510	$ 5,358	$ (632,261)
Increase (Decrease) in Shareholders' Equity
Conversion of units of share capital (in shares)		215,880,202
Issuance of ordinary shares, net (in shares)		2
Share-based award activity	3,176	$ 3,176
Net loss	(59,260)			(59,260)
Comprehensive loss	(3,751)
Balance at end of the period (in shares) at Mar. 31, 2019		217,526,427
Balance at end of the period at Mar. 31, 2019	990,772	$ 1,680,686	1,607	(691,521)
Balance at beginning of the period (in shares) at Dec. 31, 2019		306,874,115
Balance at beginning of the period at Dec. 31, 2019	1,360,412	$ 2,208,529	(4,879)	(843,238)
Increase (Decrease) in Shareholders' Equity
Issuance of ordinary shares, net (in shares)		58,063,937
Issuance of ordinary shares, net	808,120	$ 808,120
Share-based award activity	16,384	$ 16,384
Net loss	(74,001)			(74,001)
Comprehensive loss	(8,470)		(8,470)
Balance at end of the period (in shares) at Mar. 31, 2020		364,938,052
Balance at end of the period at Mar. 31, 2020	$ 2,093,126	$ 3,033,033	$ (13,349)	$ (926,558)