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Parent Company Only Financial Information - Condensed Statements of Cash Flow (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |  |  |
Net income |  | $ 650 | $ 596 |  | $ 511 |
Change in other assets |  | 348 | (284) |  | (411) |
Change in other liabilities |  | (100) | (6) |  | 9 |
Net cash provided by operating activities |  | 1,026 | 290 |  | 334 |
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |  |  |  |
Cash acquired in business acquisition |  | 331 |  |  |  |
Net cash used in investing activities |  | (6,323) | (2,762) |  | (1,025) |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |  |  |
Treasury stock repurchased |  | (7) |  |  | (50) |
Net cash provided by financing activities |  | 5,168 | 2,735 |  | 1,897 |
Net (decrease) increase in cash, cash equivalents, and restricted cash | [1] | (129) | 263 |  | 1,206 |
Cash, cash equivalents, and restricted cash at beginning of year | [1] | 2,211 | 1,948 |  | 742 |
Cash and cash equivalents at end of year |  | 2,032 | 2,211 | [1] | 1,948 | [1]
Parent Company |  |  |  |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |  |  |
Net income |  | 650 | 596 |  | 511 |
Change in other assets |  | (3) | (22) |  |  |
Change in other liabilities |  | (4) | 1 |  |  |
Other, net |  | (130) | 32 |  | 30 |
Equity in undistributed earnings of subsidiaries |  | (196) | (251) |  | (168) |
Net cash provided by operating activities |  | 317 | 356 |  | 373 |
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |  |  |  |
Cash acquired in business acquisition |  | 34 |  |  |  |
Change in receivable from subsidiaries, net |  | 5 | (3) |  | 2 |
Net cash used in investing activities |  | 39 | (3) |  | 2 |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |  |  |
Treasury stock repurchased |  | (24) | (16) |  | (59) |
Cash dividends paid on common and preferred stock |  | (350) | (349) |  | (348) |
Net cash provided by financing activities |  | (374) | (365) |  | (407) |
Net (decrease) increase in cash, cash equivalents, and restricted cash |  | (18) | (12) |  | (32) |
Cash, cash equivalents, and restricted cash at beginning of year |  | 139 | 151 |  | 183 |
Cash and cash equivalents at end of year |  | $ 121 | $ 139 |  | $ 151 |
[1] | For further information on restricted cash, see Note 14 - Derivatives and Hedging Activities.

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