Income Tax - Income Tax Expense Differs from Computed Income Tax at Statutory Rates (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Tax Disclosure [Abstract]
Computed income tax at statutory rates			$ 27,231	$ 87,402
Differences in tax rates due to multiple jurisdictions			3,034	2,612
Effect of income subject to tax-exemption grant			(24,697)	(26,262)
Effect of the gain on sale of a business			0	(39,645)
Unrecognized tax expense			103	(3,472)
Excess tax benefits on share-based compensation			11	169
Tax credits for research and development activities			(884)	0
Other, net			(252)	2,107
Income tax (benefit) expense	$ (4,858)	$ 9,048	$ 4,546	$ 22,911