Income Taxes - Uncertain tax positions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in unrecognized tax benefits
Balance as of January 1	$ 45,988	$ 26,704	$ 25,770
Additions for tax positions of prior years	806	19,760	1,887
Reductions for tax positions of prior years	(1,342)	(476)	(953)
Balance as of December 31	45,452	45,988	26,704
Unrecognized tax benefits that would impact the worldwide effective tax rate if realized	45,500
Interest and penalties on unrecognized tax benefits	17,000	14,400	7,600
Accruals for estimated interest and penalties related to uncertain tax positions	$ 2,600	$ 6,900	$ (600)