Selected quarterly financial data (unaudited)

12 Months Ended

Dec. 31, 2021

Quarterly Financial Information Disclosure [Abstract]

Selected quarterly financial data (Unaudited)

Selected quarterly financial data (unaudited)

The following table contains quarterly financial information for 2021 and 2020. The Company believes that the following information reflects all normal recurring adjustments necessary for a fair presentation of the information for the periods presented. The operating results for any quarter are not necessarily indicative of results for any future period.

	2021
	First quarter		Second quarter		Third quarter		Fourth quarter		Total
	(in thousands, except per share data)
Total revenues	$	894	$	143	$	1,019	$	1,606	$	3,662
Total operating expenses	146,988		154,844		155,468		137,273		594,573
Loss from operations	(146,094)		(154,701)		(154,449)		(135,667)		(590,911)
Net loss from continuing operations	(121,504)		(155,973)		(152,834)		(132,327)		(562,638)
Net loss from discontinued operations	(84,304)		(85,729)		(63,982)		(22,725)		(256,740)
Net loss	(205,808)		(241,702)		(216,816)		(155,052)		(819,378)
Net loss per share from continuing operations —basic and diluted	(1.81)		(2.31)		(2.23)		(1.83)		(8.16)
Net loss per share from discontinued operations—basic and diluted	(1.26)		(1.27)		(0.93)		(0.31)		(3.73)
Net loss per share—basic and diluted	$	(3.07)	$	(3.58)	$	(3.16)	$	(2.14)	$	(11.89)

	2020
	First quarter		Second quarter		Third quarter		Fourth quarter		Total
	(in thousands, except per share data)
Total revenues	$	—	$	—	$	—	$	—	$	—
Total operating expenses	144,479		143,650		131,743		139,387		559,259
Loss from operations	(144,479)		(143,650)		(131,743)		(139,387)		(559,259)
Net loss from continuing operations	(146,392)		(140,665)		(137,678)		(136,321)		(561,056)
Net income (loss) from discontinued operations	(56,219)		119,200		(57,067)		(63,553)		(57,639)
Net loss	(202,611)		(21,465)		(194,745)		(199,874)		(618,695)
Net loss per share from continuing operations —basic and diluted	(2.63)		(2.33)		(2.08)		(2.05)		(9.02)
Net income (loss) per share from discontinued operations—basic and diluted	(1.01)		1.97		(0.86)		(0.96)		(0.93)
Net loss per share—basic and diluted	$	(3.64)	$	(0.36)	$	(2.94)	$	(3.01)	$	(9.95)