v3.25.4
Other Assets (Details Textual) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Other Assets [Line Items]      
Accumulated goodwill impairment losses $ 221 $ 221  
Gross carrying amount 662 642  
Accumulated amortization 572 519  
Amortization expense 36 46 $ 49
Expected amortization expense in 2025 25    
Expected amortization expense in 2026 23    
Expected amortization expense in 2027 19    
Expected amortization expense in 2028 16    
Expected amortization expense in 2029 4    
Expected amortization expense thereafter 3    
Tax credit investments $ 1,782 $ 1,568  
Investment, Proportional Amortization Method, Elected, Statement of Financial Position [Extensible Enumeration] Other assets Other assets  
Tax credit investments unfunded commitment $ 755    
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Cash Flows [Extensible Enumeration] Accounts payable & other liabilities Accounts payable & other liabilities Accounts payable & other liabilities
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Cash Flows [Extensible Enumeration] Accounts payable & other liabilities Accounts payable & other liabilities Accounts payable & other liabilities
Earliest Year      
Other Assets [Line Items]      
Tax credit investments commitment, year to be paid 2026    
Latest Year      
Other Assets [Line Items]      
Tax credit investments commitment, year to be paid 2041    
Variable Interest Entity, Primary Beneficiary      
Other Assets [Line Items]      
Tax credit investments $ 1,266 $ 1,168  
Investment, Proportional Amortization Method, Elected, Statement of Financial Position [Extensible Enumeration] Other assets Other assets  
Tax credit investments unfunded commitment $ 445