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Accumulated Other Comprehensive Income (Tables)
9 Months Ended
Sep. 30, 2021
Equity [Abstract]  
Changes in AOCI
Our changes in AOCI for the three and nine months ended September 30, 2021, and September 30, 2020, are as follows:
Dollars in millionsUnrealized gains (losses) on securities available for saleUnrealized gains (losses) on derivative financial instrumentsNet pension and postretirement benefit costsTotal
Balance at December 31, 2020$567 $476 $(305)$738 
Other comprehensive income before reclassification, net of income taxes
(617)11 (2)(608)
Amounts reclassified from AOCI, net of income taxes (a)
 (191)16 (175)
Net current-period other comprehensive income, net of income taxes(617)(180)14 (783)
Balance at September 30, 2021$(50)$296 $(291)$(45)
Balance at June 30, 2021$124 $325 $(299)$150 
Other comprehensive income before reclassification, net of income taxes
(174)30 (1)(145)
Amounts reclassified from AOCI, net of income taxes (a)
 (59)9 (50)
Net current-period other comprehensive income, net of income taxes(174)(29)8 (195)
Balance at September 30, 2021$(50)$296 $(291)$(45)
Balance at December 31, 2019$115 $250 $(339)$26 
Other comprehensive income before reclassification, net of income taxes
530 467 (1)996 
Amounts reclassified from AOCI, net of income taxes (a)
(3)(168)16 (155)
Net current-period other comprehensive income, net of income taxes527 299 15 841 
Balance at September 30, 2020$642 $549 $(324)$867 
Balance at June 30, 2020$650 $613 $(327)$936 
Other comprehensive income before reclassification, net of income taxes
(8)11 (1)
Amounts reclassified from AOCI, net of income taxes (a)
— (75)(71)
Net current-period other comprehensive income, net of income taxes(8)(64)(69)
Balance at September 30, 2020$642 $549 $(324)$867 
(a)See table below for details about these reclassifications.
Reclassifications Out of AOCI
Our reclassifications out of AOCI for the three and nine months ended September 30, 2021, and September 30, 2020, are as follows:
Three months ended September 30,Affected Line Item in the Statement Where Net Income is Presented
Dollars in millions20212020
Unrealized gains (losses) on derivative financial instruments
Interest rate$79 $100 Interest income — Loans
Interest rate(1)(1)Interest expense — Long-term debt
Interest rate(1) Investment banking and debt placement fees
77 99 Income (loss) from continuing operations before income taxes
18 24 Income taxes
$59 $75 Income (loss) from continuing operations
Net pension and postretirement benefit costs
Amortization of losses$(5)$(5)Other expense
Settlement loss(7)— Other expense
(12)(5)Income (loss) from continuing operations before income taxes
(3)(1)Income taxes
$(9)$(4)Income (loss) from continuing operations

Nine months ended September 30,Affected Line Item in the Statement Where Net Income is Presented
Dollars in millions20212020
Unrealized gains (losses) on available for sale securities
Realized gains $Other income
 Income (loss) from continuing operations before income taxes
 Income taxes
 $Income (loss) from continuing operations
Unrealized gains (losses) on derivative financial instruments
Interest rate$253 $224 Interest income — Loans
Interest rate(3)(3)Interest expense — Long-term debt
Interest rate — Investment banking and debt placement fees
250 221 Income (loss) from continuing operations before income taxes
59 53 Income taxes
$191 $168 Income (loss) from continuing operations
Net pension and postretirement benefit costs
Amortization of losses$(14)$(13)Other expense
Settlement loss(7)(8)Other expense
(21)(21)Income (loss) from continuing operations before income taxes
(5)(5)Income taxes
$(16)$(16)Income (loss) from continuing operations