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Consolidated Statement of Changes in Shareholders' Equity (Parenthetical) - $ / shares | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Stock option exercises/deferred stock unit conversions, shares | 267,357 | 399,810 | 987,758
Treasury Stock, Shares, Acquired | 436,765 | 0 | 0
Stock Issued During Period, Shares, Treasury Stock Reissued |  |  | 18,555
Preferred Stock, Dividends Per Share, Declared | $ 44.50 | $ 44.50 | $ 47.71
Preferred stock, Dividends equivalent per depositary share, Declared | 1.11 | 1.11 | 1.19
Common Stock, Dividends, Per Share, Cash Paid | $ 3.58 | $ 3.24 | $ 2.94
Share awards vesting | Treasury Stock, Common |  |  |
Treasury Stock, Shares, Acquired | 35,897 | 31,351 | 31,317

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