v3.26.3
DESCRIPTION OF BUSINESS, BASIS OF PRESENTATION AND ACCOUNTING POLICIES - Schedule of Fair Values of the Assets and Liabilities (Details) - USD ($)
$ in Millions
Aug. 20, 2026
Sep. 30, 2026
Dec. 31, 2025
Fair value of liabilities:      
Goodwill resulting from Santander's acquisition   $ 9,245 $ 2,767
SHUSA      
Consideration:      
Common stock issued (in shares) 329,846,439    
Common stock issued $ 4,674    
Common stock awards converted 10    
Cash paid 7,826    
Fair value of Santander's consideration 12,510    
Fair value of assets:      
Cash and cash equivalents 3,193    
Investment securities 17,842    
Loans held for investment, net 55,731    
Other intangible assets 2,264    
Deferred taxes on purchase accounting fair value adjustments 158    
All other assets 3,471    
Total assets acquired 82,501    
Fair value of liabilities:      
Deposits and other customer accounts 70,718    
Federal funds purchased and securities loaned or sold under repurchase agreements 94    
Borrowings and other debt obligations 4,285    
Accounts payable, accrued expenses, and other liabilities 1,120    
Total liabilities acquired 76,217    
Less: Fair value of net assets acquired 6,284    
Plus: Preferred stock acquired 252    
Goodwill resulting from Santander's acquisition $ 6,478