v3.26.1
Business Segment and Geographical Information - Schedule of Distribution of Income from Operations by Geographical Area (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Segment Reporting [Line Items]          
Income from operations $ 137,829 $ 230,939 $ 311,563 $ 457,909  
Amortization of intangible assets (50,100) (59,100) (100,400) (118,000) $ (227,200)
Loss on disposal of subsidiary undertaking (32,947) 0 (32,947) 0  
Operating Segments          
Segment Reporting [Line Items]          
Income from operations 220,884 289,996 444,897 575,912  
Amortization of intangible assets (50,108) (59,057) (100,387) (118,003)  
Loss on disposal of subsidiary undertaking (32,947) 0 (32,947) 0  
Ireland          
Segment Reporting [Line Items]          
Income from operations 123,676 199,606 248,880 362,984  
Rest of Europe          
Segment Reporting [Line Items]          
Income from operations 34,974 7,978 66,699 44,821  
U.S.          
Segment Reporting [Line Items]          
Income from operations 38,414 72,234 88,112 140,721  
Rest of World          
Segment Reporting [Line Items]          
Income from operations $ 23,820 $ 10,178 $ 41,206 $ 27,386