Stockholders' Equity - Warrants (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended	9 Months Ended
	Aug. 24, 2021	Sep. 30, 2021	Sep. 30, 2021	Aug. 24, 2020
Stockholders' Equity
Issuance of warrants exercised			515,747
Warrants exercise price		$ 58.70	$ 58.70	$ 58.70
Fair value of warrants	$ 12,192	$ 12,192	$ 12,192