Shareholders' Equity - Preferred Stock Summary (Details) - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended |
|
Dec. 31, 2023 |
Dec. 31, 2022 |
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
4,088,099
|
4,088,101
|
Issuance costs and certain adjustments |
$ (347)
|
|
Total |
$ 28,397
|
|
Ownership percentage in depository shares for quarterly cash dividends |
0.10%
|
|
Ownership percentage in depository shares for semi-annual cash dividends |
4.00%
|
|
Series B Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
7.00%
|
|
Total Shares Outstanding (in shares) |
7,076
|
|
Liquidation Preference per Share (in dollars per share) |
$ 100
|
|
Carrying Value |
$ 1
|
|
Dividend per Share (in dollars per share) |
$ 7
|
|
Annual Dividend |
$ 0
|
|
Series E Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
12,317
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 308
|
|
Minimum interest rate per annum |
4.00%
|
|
Dividend per Share (in dollars per share) |
$ 1.38
|
|
Annual Dividend |
$ 17
|
|
Series F Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
1,409
|
|
Liquidation Preference per Share (in dollars per share) |
$ 100,000
|
|
Carrying Value |
$ 141
|
|
Dividend per Share (in dollars per share) |
$ 5,693.77
|
|
Annual Dividend |
$ 8
|
|
Series G Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
4,925
|
|
Liquidation Preference per Share (in dollars per share) |
$ 100,000
|
|
Carrying Value |
$ 492
|
|
Dividend per Share (in dollars per share) |
$ 5,693.77
|
|
Annual Dividend |
$ 28
|
|
Series L Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
7.25%
|
|
Total Shares Outstanding (in shares) |
3,080,182
|
|
Liquidation Preference per Share (in dollars per share) |
$ 1,000
|
|
Carrying Value |
$ 3,080
|
|
Dividend per Share (in dollars per share) |
$ 72.50
|
|
Annual Dividend |
$ 223
|
|
Series U Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
5.20%
|
|
Total Shares Outstanding (in shares) |
40,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,000
|
|
Dividend per Share (in dollars per share) |
$ 70.32
|
|
Annual Dividend |
$ 70
|
|
Series X Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
6.25%
|
|
Total Shares Outstanding (in shares) |
80,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 2,000
|
|
Dividend per Share (in dollars per share) |
$ 62.50
|
|
Annual Dividend |
$ 125
|
|
Series Z Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
6.50%
|
|
Total Shares Outstanding (in shares) |
56,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,400
|
|
Dividend per Share (in dollars per share) |
$ 65.00
|
|
Annual Dividend |
$ 91
|
|
Series AA Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
6.10%
|
|
Total Shares Outstanding (in shares) |
76,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,900
|
|
Dividend per Share (in dollars per share) |
$ 61.00
|
|
Annual Dividend |
$ 116
|
|
Series DD Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
6.30%
|
|
Total Shares Outstanding (in shares) |
40,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,000
|
|
Dividend per Share (in dollars per share) |
$ 63.00
|
|
Annual Dividend |
$ 63
|
|
Series FF Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
5.875%
|
|
Total Shares Outstanding (in shares) |
90,833
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 2,271
|
|
Dividend per Share (in dollars per share) |
$ 58.75
|
|
Annual Dividend |
$ 133
|
|
Series GG Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
6.00%
|
|
Total Shares Outstanding (in shares) |
54,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,350
|
|
Dividend per Share (in dollars per share) |
$ 1.50
|
|
Annual Dividend |
$ 81
|
|
Series HH Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
5.875%
|
|
Total Shares Outstanding (in shares) |
34,049
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 851
|
|
Dividend per Share (in dollars per share) |
$ 1.47
|
|
Annual Dividend |
$ 50
|
|
Series JJ Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
5.125%
|
|
Total Shares Outstanding (in shares) |
34,171
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 854
|
|
Dividend per Share (in dollars per share) |
$ 51.25
|
|
Annual Dividend |
$ 44
|
|
Series KK Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
5.375%
|
|
Total Shares Outstanding (in shares) |
55,273
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,382
|
|
Dividend per Share (in dollars per share) |
$ 1.34
|
|
Annual Dividend |
$ 74
|
|
Series LL Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
5.00%
|
|
Total Shares Outstanding (in shares) |
52,045
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,301
|
|
Dividend per Share (in dollars per share) |
$ 1.25
|
|
Annual Dividend |
$ 65
|
|
Series MM Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
4.30%
|
|
Total Shares Outstanding (in shares) |
30,753
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 769
|
|
Dividend per Share (in dollars per share) |
$ 43.00
|
|
Annual Dividend |
$ 33
|
|
Series NN Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
4.375%
|
|
Total Shares Outstanding (in shares) |
42,993
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,075
|
|
Dividend per Share (in dollars per share) |
$ 1.09
|
|
Annual Dividend |
$ 47
|
|
Series PP Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
4.125%
|
|
Total Shares Outstanding (in shares) |
36,500
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 912
|
|
Dividend per Share (in dollars per share) |
$ 1.03
|
|
Annual Dividend |
$ 38
|
|
Series QQ Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
4.25%
|
|
Total Shares Outstanding (in shares) |
51,879
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,297
|
|
Dividend per Share (in dollars per share) |
$ 1.06
|
|
Annual Dividend |
$ 55
|
|
Series RR Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
4.375%
|
|
Total Shares Outstanding (in shares) |
66,738
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 1,668
|
|
Dividend per Share (in dollars per share) |
$ 43.75
|
|
Annual Dividend |
$ 73
|
|
Series SS Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
4.75%
|
|
Total Shares Outstanding (in shares) |
27,463
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 687
|
|
Dividend per Share (in dollars per share) |
$ 1.19
|
|
Annual Dividend |
$ 33
|
|
Series TT Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Per annum dividend rate |
6.125%
|
|
Total Shares Outstanding (in shares) |
80,000
|
|
Liquidation Preference per Share (in dollars per share) |
$ 25,000
|
|
Carrying Value |
$ 2,000
|
|
Dividend per Share (in dollars per share) |
$ 61.25
|
|
Annual Dividend |
$ 122
|
|
Series 1 - Series 5 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Ownership percentage in depository shares for quarterly cash dividends |
0.08%
|
|
Series 1 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
3,185
|
|
Liquidation Preference per Share (in dollars per share) |
$ 30,000
|
|
Carrying Value |
$ 96
|
|
Minimum interest rate per annum |
3.00%
|
|
Dividend per Share (in dollars per share) |
$ 1.49
|
|
Annual Dividend |
$ 6
|
|
Series 2 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
9,967
|
|
Liquidation Preference per Share (in dollars per share) |
$ 30,000
|
|
Carrying Value |
$ 299
|
|
Dividend per Share (in dollars per share) |
$ 1.48
|
|
Annual Dividend |
$ 18
|
|
Series 4 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
7,010
|
|
Liquidation Preference per Share (in dollars per share) |
$ 30,000
|
|
Carrying Value |
$ 210
|
|
Dividend per Share (in dollars per share) |
$ 1.51
|
|
Annual Dividend |
$ 13
|
|
Series 5 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Total Shares Outstanding (in shares) |
13,331
|
|
Liquidation Preference per Share (in dollars per share) |
$ 30,000
|
|
Carrying Value |
$ 400
|
|
Dividend per Share (in dollars per share) |
$ 1.43
|
|
Annual Dividend |
$ 23
|
|
Series RR And TT Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Ownership percentage in depository shares for quarterly cash dividends |
4.00%
|
|
June 1, 2023 | Series U Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Basis spread adjustment |
3.135%
|
|
Term SOFR | Series E Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
0.61161%
|
|
Term SOFR | Series F Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
0.66161%
|
|
Term SOFR | Series G Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
0.66161%
|
|
Term SOFR | Series 1 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
1.01161%
|
|
Term SOFR | Series 2 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
0.91161%
|
|
Term SOFR | Series 4 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
1.01161%
|
|
Term SOFR | Series 5 Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
0.76161%
|
|
Term SOFR | June 1, 2023 | Series U Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
3.39661%
|
|
Term SOFR | September 5, 2024 | Series X Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
3.96661%
|
|
Term SOFR | October 23, 2024 | Series Z Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
4.43561%
|
|
Term SOFR | March 17, 2025 | Series AA Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
4.15961%
|
|
Term SOFR | March 10, 2026 | Series DD Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
4.81461%
|
|
Term SOFR | March 15, 2028 | Series FF Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
3.19261%
|
|
Term SOFR | June 20, 2024 | Series JJ Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
3.55361%
|
|
Term SOFR | January 28, 2025 | Series MM Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
2.92561%
|
|
US Treasury (UST) Interest Rate | January 27, 2027 | Series RR Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
2.76%
|
|
US Treasury (UST) Interest Rate | April 27, 2027 | Series TT Preferred Stock |
|
|
Class of Stock [Line Items] |
|
|
Minimum interest rate per annum |
3.231%
|
|
Tenor Secured Overnight Financing Rate (SOFR) |
|
|
Class of Stock [Line Items] |
|
|
Basis spread adjustment |
0.26161%
|
|