Income Taxes - Components of provision for income tax (expense) benefit (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Provision for income tax (expense) benefit
Current	$ (9)	$ 151	$ 8,520
Income tax expense	(9)	151	8,520
Income tax expense	179,000
Unrecognized tax benefits	75,999	$ 75,023	$ 63,447
Uncertain tax benefits	$ 76,000
Effective tax rate (as a percent)	(0.01%)	0.06%	2.81%
Provision for income taxes on undistributed earnings of foreign subsidiaries	$ 0
Undistributed earnings	0
United States
Provision for income tax (expense) benefit
Current		$ 173	$ 8,545
Ireland
Provision for income tax (expense) benefit
Current	$ (8)	$ (8)	$ (13)
Effective tax rate (as a percent)	(0.01%)	0.06%	2.81%
United Kingdom
Provision for income tax (expense) benefit
Current	$ (1)	$ (14)	$ (12)