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Consolidated Statements of Condition (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Consolidated Statements of Condition
Held to maturity, Market value (in dollars)	$ 3,400	$ 3,400
Available for sale, Amortized cost (in dollars)	$ 4,148,673	$ 3,054,289
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	96,332,239	96,240,977
Treasury, shares	32,962,288	32,961,289

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- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Face amount or stated value per share of common stock.

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

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

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

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