Loss per share - Anti-dilutive securities (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Anti-dilutive securities
Anti-dilutive securities	20,739	17,662	20,548	17,846
Restricted Stock Units
Anti-dilutive securities
Anti-dilutive securities	5,366		3,688
Stock options
Anti-dilutive securities
Anti-dilutive securities	6,748	7,873	7,241	8,057
Warrants | Preferred Stock
Anti-dilutive securities
Anti-dilutive securities		509	78	509
Warrants | Common Stock
Anti-dilutive securities
Anti-dilutive securities	8,625		8,113
Profits interests
Anti-dilutive securities
Anti-dilutive securities		9,280	1,428	9,280