Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period	$ 3,762,859	$ 3,227,550	$ 3,699,701	$ 2,972,546
Other comprehensive income (loss) before reclassifications			(14,294)	(33,593)
Amounts reclassified from accumulated other comprehensive income (loss)			(566)	32
Total other comprehensive income (loss)	407	(7,836)	(14,860)	(33,561)
Balance at end of period	3,878,099	3,518,843	3,878,099	3,518,843
Unrealized Gains (Losses) on Available-for-Sale Debt Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period			(1,573)	(348)
Other comprehensive income (loss) before reclassifications			490	(2,057)
Amounts reclassified from accumulated other comprehensive income (loss)			(274)	18
Total other comprehensive income (loss)			216	(2,039)
Balance at end of period	(1,357)	(2,387)	(1,357)	(2,387)
Defined Benefit Pension
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period			14,220	5,616
Other comprehensive income (loss) before reclassifications			0	0
Amounts reclassified from accumulated other comprehensive income (loss)			(292)	14
Total other comprehensive income (loss)			(292)	14
Balance at end of period	13,928	5,630	13,928	5,630
Foreign Currency Translation
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period			4,052	14,710
Other comprehensive income (loss) before reclassifications			(14,784)	(31,536)
Amounts reclassified from accumulated other comprehensive income (loss)			0	0
Total other comprehensive income (loss)			(14,784)	(31,536)
Balance at end of period	(10,732)	(16,826)	(10,732)	(16,826)
Accumulated Other Comprehensive Income (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period	1,432	(5,747)	16,699	19,978
Total other comprehensive income (loss)	407	(7,836)	(14,860)	(33,561)
Balance at end of period	$ 1,839	$ (13,583)	$ 1,839	$ (13,583)