Shareholders' Equity - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended					12 Months Ended
	Nov. 30, 2021	Oct. 31, 2020	Jan. 31, 2020	Jun. 30, 2019	Jan. 31, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jul. 02, 2021	Jul. 02, 2020	Jun. 30, 2020
Equity [Abstract]
Stock issued in transaction (shares)	3,448,275	4,585,706	3,538,462	2,415,000	1,854,838
Sale price of common stock (USD per share)	$ 145.00	$ 202.00	$ 97.50		$ 62.00						$ 97.00
Proceeds from sale of common stock	$ 474,700	$ 879,600	$ 324,000	$ 219,900	$ 107,900
Common stock, par value (USD per share)						$ 0.001	$ 0.001		$ 0.001	$ 0.001
Aggregate offering price									$ 500,000	$ 200,000
Proceeds from disgorgement of shareholders’ short-swing profits					$ 1,100	$ 0	$ 0	$ 1,050
Number of warrants exercised via cashless exercises (shares)						623,821	1,400,012	2,125,033
Net exercise of warrants (shares)						623,814	1,400,000
Exercise of warrants for cash (shares)							63,235	2,125,000