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Consolidated Statements of Condition (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Consolidated Statements of Condition (Unaudited)
Held to maturity, Market value (in dollars)	$ 4,400	$ 3,400
Available for sale, Amortized cost (in dollars)	$ 5,410,572	$ 5,330,814
Common shares, par value (in dollars per share)	$ 1.00	$ 1.00
Common shares, Authorized shares	275,000,000	275,000,000
Common shares, issued shares	96,580,302	96,466,900
Treasury, shares	34,400,468	34,391,184

X

- Definition

Face amount or stated value per share of common stock.

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-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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-Subparagraph (SX 210.5-02(29))
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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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- Definition

Number of previously issued common shares repurchased by the issuing entity and held in treasury.

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