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Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]    
Balance at beginning of period $ 3,995,035 $ 3,699,701
Other comprehensive income (loss) before reclassifications (9,300) (1,468)
Amounts reclassified from accumulated other comprehensive income (loss) (140) (141)
Total other comprehensive income (loss) (9,440) (1,609)
Balance at end of period 4,030,608 3,727,163
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 212 (1,573)
Other comprehensive income (loss) before reclassifications (253) 645
Amounts reclassified from accumulated other comprehensive income (loss) (55) (44)
Total other comprehensive income (loss) (308) 601
Balance at end of period (96) (972)
Defined Benefit Pension    
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]    
Balance at beginning of period 15,905 14,220
Other comprehensive income (loss) before reclassifications 0 0
Amounts reclassified from accumulated other comprehensive income (loss) (85) (97)
Total other comprehensive income (loss) (85) (97)
Balance at end of period 15,820 14,123
Foreign Currency Translation    
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]    
Balance at beginning of period 233 4,052
Other comprehensive income (loss) before reclassifications (9,047) (2,113)
Amounts reclassified from accumulated other comprehensive income (loss) 0 0
Total other comprehensive income (loss) (9,047) (2,113)
Balance at end of period (8,814) 1,939
Accumulated Other Comprehensive Income (Loss)    
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]    
Balance at beginning of period 16,350 16,699
Total other comprehensive income (loss) (9,440) (1,609)
Balance at end of period $ 6,910 $ 15,090