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v3.23.2

General - Schedule of impact of adoption to AOCI and net income (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | --- | --- | --- | --- | ---
Impact of adoption [Line Items] |  |  |  |  |  |  |
Total decrease in equity | $ 15,372 |  | $ 17,363 | $ 19,973 |  |  |
Cumulative effect of change in accounting principle |  |  |  |  |  |  |
Impact of adoption [Line Items] |  |  |  |  |  |  |
Total decrease in equity |  |  |  |  |  |  | $ 298
Decrease in retained income |  |  |  |  |  |  |
Impact of adoption [Line Items] |  |  |  |  |  |  |
Total decrease in equity | 48,766 | $ 50,388 | 50,970 | 52,412 | $ 53,686 | $ 53,288 |
Decrease in retained income | Cumulative effect of change in accounting principle |  |  |  |  |  |  |
Impact of adoption [Line Items] |  |  |  |  |  |  |
Total decrease in equity |  |  |  |  |  |  | (21)
Decrease in accumulated other comprehensive income (“AOCI”) |  |  |  |  |  |  |
Impact of adoption [Line Items] |  |  |  |  |  |  |
Total decrease in equity | $ (1,914) | $ (1,673) | $ (2,392) | $ (2,209) | $ (1,088) | $ 426 |
Decrease in accumulated other comprehensive income (“AOCI”) | Cumulative effect of change in accounting principle |  |  |  |  |  |  |
Impact of adoption [Line Items] |  |  |  |  |  |  |
Total decrease in equity |  |  |  |  |  |  | $ (277)

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