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v3.25.3

Derivative instruments - Secured Borrowings (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | $ 291,545 | $ 239,957
Securities lending | 9,530 | 4,046
Total borrowings | 301,075 | 244,003
Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 282,209 | 232,395
Securities lending | 9,530 | 4,046
Total borrowings | 291,739 | 236,441
Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 1,827 | 1,299
Securities lending | 0 | 0
Total borrowings | 1,827 | 1,299
30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 4,025 | 3,742
Securities lending | 0 | 0
Total borrowings | 4,025 | 3,742
Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 3,484 | 2,521
Securities lending | 0 | 0
Total borrowings | 3,484 | 2,521
U.S. Treasury |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 222,674 | 188,904
U.S. Treasury | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 219,592 | 187,227
U.S. Treasury | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 105 | 196
U.S. Treasury | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 1,110 | 739
U.S. Treasury | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 1,867 | 742
Agency residential mortgage-backed securities (“RMBS”) |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 62,861 | 45,428
Securities lending | 63 | 98
Agency residential mortgage-backed securities (“RMBS”) | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 62,227 | 44,774
Securities lending | 63 | 98
Agency residential mortgage-backed securities (“RMBS”) | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 234 | 71
Securities lending | 0 | 0
Agency residential mortgage-backed securities (“RMBS”) | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 171 | 288
Securities lending | 0 | 0
Agency residential mortgage-backed securities (“RMBS”) | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 229 | 295
Securities lending | 0 | 0
Corporate bonds |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 2,465 | 2,247
Corporate bonds | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 120 | 84
Corporate bonds | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 146 | 81
Corporate bonds | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 1,397 | 1,341
Corporate bonds | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 802 | 741
Sovereign debt/sovereign guaranteed |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 897 | 795
Sovereign debt/sovereign guaranteed | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 94 | 123
Sovereign debt/sovereign guaranteed | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 803 | 655
Sovereign debt/sovereign guaranteed | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 0 | 17
Sovereign debt/sovereign guaranteed | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 0 | 0
State and political subdivisions |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 655 | 767
State and political subdivisions | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 20 | 37
State and political subdivisions | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 21 | 14
State and political subdivisions | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 399 | 414
State and political subdivisions | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 215 | 302
U.S. government agencies |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 189 | 310
U.S. government agencies | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 87 | 131
U.S. government agencies | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 8 | 0
U.S. government agencies | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 25 | 64
U.S. government agencies | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 69 | 115
Other debt securities |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 847 | 596
Securities lending | 1,319 | 253
Other debt securities | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 69 | 19
Securities lending | 1,319 | 253
Other debt securities | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 510 | 278
Securities lending | 0 | 0
Other debt securities | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 262 | 287
Securities lending | 0 | 0
Other debt securities | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 6 | 12
Securities lending | 0 | 0
Equity securities |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 957 | 910
Securities lending | 8,148 | 3,695
Equity securities | Overnight and continuous |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 0 | 0
Securities lending | 8,148 | 3,695
Equity securities | Up to 30 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 0 | 4
Securities lending | 0 | 0
Equity securities | 30-90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 661 | 592
Securities lending | 0 | 0
Equity securities | Over 90 days |  |
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] |  |
Repurchase agreements | 296 | 314
Securities lending | $ 0 | $ 0

X
- Definition Amount, before effects of master netting arrangements, of funds outstanding borrowed in the form of a financial asset repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same financial asset at a date certain for a specified price. Includes repurchase-to-maturity transactions and liabilities not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481395/860-30-55-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-7 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a)(1) -SubTopic 30 -Topic 860 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-7 + Details
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- Definition Amount, before effects of master netting arrangements, of financial assets loaned to entities in exchange for collateral and funds outstanding borrowed in the form of a financial asset repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same financial assets at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481395/860-30-55-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-7 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-7 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481420/860-30-50-7 + Details
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