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v3.24.3

Fair Value of Financial Assets and Liabilities - Fair Value Reconciliation of Level 3 Assets and Liabilities Measured on a Recurring Basis (Details) - Level 3 - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | $ 805 | $ 1,073 | $ 1,299 | $ 643
Total realized / unrealized gains (losses) |  |  |  |
Included in net income (loss) | 62 | (236) | (429) | 25
Included in Payable related to Regulatory Agreement Units | 9 | 0 | 13 | 4
Change in collateral | (166) | (7) | (173) | 99
Purchases, sales, issuances and settlements |  |  |  |
Purchases | 14 | 35 | 98 | 120
Sales | 0 | (3) | (83) | (9)
Settlements | (7) | 32 | (16) | 25
Transfers into Level 3 | (11) | 0 | 28 | 59
Transfers out of Level 3 | 0 | (91) | (31) | (163)
Ending Balance | 706 | 803 | 706 | 803
The amount of total gains (losses) included in income attributed to the change in unrealized gains (losses) related to assets and liabilities | 195 | 54 | 220 | 760
NDT Fund Investments |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 492 | 421 | 429 | 423
Total realized / unrealized gains (losses) |  |  |  |
Included in net income (loss) | 4 | 0 | 4 | 1
Included in Payable related to Regulatory Agreement Units | 9 | 0 | 13 | 4
Change in collateral | 0 | 0 | 0 | 0
Purchases, sales, issuances and settlements |  |  |  |
Purchases | 0 | 0 | 66 | 0
Sales | 0 | 0 | 0 | 0
Settlements | (7) | 0 | (14) | (7)
Transfers into Level 3 | 1 | 0 | 1 | 0
Transfers out of Level 3 | 0 | 0 | 0 | 0
Ending Balance | 499 | 421 | 499 | 421
The amount of total gains (losses) included in income attributed to the change in unrealized gains (losses) related to assets and liabilities | 4 | 0 | 4 | 1
Mark-to-Market Derivatives |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 312 | 651 | 869 | 219
Total realized / unrealized gains (losses) |  |  |  |
Included in net income (loss) | 58 | (236) | (433) | 24
Included in Payable related to Regulatory Agreement Units | 0 | 0 | 0 | 0
Change in collateral | (166) | (7) | (173) | 99
Purchases, sales, issuances and settlements |  |  |  |
Purchases | 14 | 35 | 32 | 120
Sales | 0 | (3) | (83) | (9)
Settlements | 0 | 32 | (2) | 32
Transfers into Level 3 | (12) | 0 | 27 | 59
Transfers out of Level 3 | 0 | (91) | (31) | (163)
Ending Balance | 206 | 381 | 206 | 381
The amount of total gains (losses) included in income attributed to the change in unrealized gains (losses) related to assets and liabilities | 191 | 54 | 216 | 759
Footnotes To Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Abstract] |  |  |  |
Realized gains (losses) | 133 | 258 | 651 | 703
Life Insurance Contracts |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning Balance | 1 | 1 | 1 | 1
Total realized / unrealized gains (losses) |  |  |  |
Included in net income (loss) | 0 | 0 | 0 | 0
Included in Payable related to Regulatory Agreement Units | 0 | 0 | 0 | 0
Change in collateral |  | 0 | 0 | 0
Purchases, sales, issuances and settlements |  |  |  |
Purchases | 0 | 0 | 0 | 0
Sales | 0 | 0 | 0 | 0
Settlements | 0 | 0 | 0 | 0
Transfers into Level 3 | 0 | 0 | 0 | 0
Transfers out of Level 3 | 0 | 0 | 0 | 0
Ending Balance | 1 | 1 | 1 | 1
The amount of total gains (losses) included in income attributed to the change in unrealized gains (losses) related to assets and liabilities | $ 0 | $ 0 | $ 0 | $ 0

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- Definition Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 101 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-101 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 102 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-102 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 101 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-101 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 102 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-102 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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