v3.25.1
AOCI
3 Months Ended
Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
AOCI AOCI
AOCI includes the after-tax change in unrecognized net costs related to defined benefit pension and OPEB plans as well as unrealized gains and losses on cash flow hedges, AFS securities, and HTM securities previously transferred from AFS securities.

(Dollars in millions)Pension and OPEB CostsCash Flow HedgesAFS SecuritiesHTM SecuritiesOther, netTotal
AOCI balance, January 1, 2024$(1,079)$(300)$(8,778)$(2,347)$(2)$(12,506)
OCI before reclassifications, net of tax(232)(455)— (2)(688)
Amounts reclassified from AOCI:     
Before tax— 55 (158)66 — (37)
Tax effect— 13 (37)15 — (9)
Amounts reclassified, net of tax— 42 (121)51 — (28)
Total OCI, net of tax(190)(576)51 (2)(716)
AOCI balance, March 31, 2024$(1,078)$(490)$(9,354)$(2,296)$(4)$(13,222)
AOCI balance, January 1, 2025$(648)$(861)$(4,573)$(2,125)$(6)$(8,213)
OCI before reclassifications, net of tax358 543 — 907 
Amounts reclassified from AOCI:     
Before tax— 93 (85)65 — 73 
Tax effect— 22 (20)15 — 17 
Amounts reclassified, net of tax— 71 (65)50 — 56 
Total OCI, net of tax429 478 50 963 
AOCI balance, March 31, 2025$(643)$(432)$(4,095)$(2,075)$(5)$(7,250)
Primary income statement location of amounts reclassified from AOCI
Other expenseNet interest incomeSecurities gains (losses) and Interest on securitiesInterest on securitiesOther income