v3.26.1
Significant accounting policies (Tables)
3 Months Ended
Mar. 31, 2026
Accounting Policies [Abstract]  
Schedule of Error Corrections and Prior Period Adjustments Prior period amounts in the Consolidated Statement of Cash Flows have been adjusted to reflect this change in accounting policy as summarized in the following table:
March 31, 2025
(Dollars in millions)Previously ReportedAdjusted
Net change in interest-bearing deposits at banks$(1,783)$— 
Net cash from investing activities(2,132)(349)
Net change in cash, cash equivalents and restricted cash200 1,983 
Cash, cash equivalents and restricted cash at beginning of period1,909 20,782 
Cash, cash equivalents and restricted cash at end of period2,109 22,765