v3.25.4
Goodwill and Other Intangible Assets - Schedule of Intangible Assets and Related Accumulated Amortization (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross $ 13,991 $ 14,808  
Accumulated Amortization(1) (5,148) (4,999)  
Total finite-lived intangible assets, net book value 8,843 9,809  
Total indefinite-lived intangible assets 6,510 6,497  
Total other intangible assets, gross 20,501 21,305  
Total other intangible assets 15,353 16,306 $ 17,317
Fully amortized intangible assets 868    
Exchange registrations, licenses and contracts with indefinite lives      
Finite-Lived Intangible Assets [Line Items]      
Total indefinite-lived intangible assets 6,222 6,209  
Trademarks and Trade names      
Finite-Lived Intangible Assets [Line Items]      
Total indefinite-lived intangible assets 280 280  
Other      
Finite-Lived Intangible Assets [Line Items]      
Total indefinite-lived intangible assets 8 8  
Customer Relationships      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 10,692 10,874  
Accumulated Amortization(1) (3,743) (3,299)  
Total finite-lived intangible assets, net book value 6,949 7,575  
Technology      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 2,102 2,549  
Accumulated Amortization(1) (997) (1,191)  
Total finite-lived intangible assets, net book value 1,105 1,358  
Trading products with finite lives      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 216 202  
Accumulated Amortization(1) (170) (149)  
Total finite-lived intangible assets, net book value 46 53  
Data and Databases      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 609 746  
Accumulated Amortization(1) (153) (230)  
Total finite-lived intangible assets, net book value 456 516  
Trademarks and trade names      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 359 386  
Accumulated Amortization(1) (79) (87)  
Total finite-lived intangible assets, net book value 280 299  
Other      
Finite-Lived Intangible Assets [Line Items]      
Finite-lived intangible assets, gross 13 51  
Accumulated Amortization(1) (6) (43)  
Total finite-lived intangible assets, net book value $ 7 $ 8