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CONDENSED CONSOLIDATED STATEMENTS OF CONDITION (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Statement of Financial Position [Abstract]
Available-for-sale securities, at amortized cost	$ 1,190,869	$ 1,363,902
Held-to-maturity securities, at fair value	143,548	139,377
Equity Securities, at amortized cost	$ 1,000	$ 1,000
Common Stock, par value (in dollars per share)	$ 0.1	$ 0.1
Common Stock, authorized (in shares)	25,000,000	25,000,000
Common Stock, issued (in shares)	15,196,629	15,348,287
Treasury stock, shares (in shares)	119,784	122,227

X

- 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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
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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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Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.

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Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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