Income Taxes - Provision Changes, Examination (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		12 Months Ended
	Oct. 31, 2023	Sep. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Taxes
Additions based on tax positions related to prior years				$ 2,723	$ 7,427	$ 489
Reduced provision for income taxes			$ 28,800		28,756
Net interest income on the tax refunds			1,600
Provision for income taxes				$ 64,796	$ (10,089)	$ 46,926
Refund claim for overpayment	$ 107,100
Total Tax Years 2019-2021
Income Taxes
R&D tax credits		$ 1,700	$ 26,800