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Fair Value Measurements (Carrying Amount, Estimated Fair Value, And Placement In Fair Value Hierarchy Of Financial Instruments) (Details) - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities available for sale		$ 577,509	$ 622,494
Securities held to maturity, fair value		496,751	298,695
Carrying Amount [Member] | Level 1 Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		51,334	58,151
Accrued interest receivable		9,822	8,104
Non-maturity deposits		2,129,700	1,857,285
Short-term borrowings		241,400	334,804
Accrued interest payable		5,577	3,862
Carrying Amount [Member] | Level 2 Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities available for sale		577,509	622,494
Securities held to maturity, fair value		490,638	294,438
Loans held for sale		1,568	755
Loans		2,008,202	1,881,713
FHLB and FRB stock		17,664	19,014
Time deposits		623,800	593,242
Long-term borrowings		38,972
Carrying Amount [Member] | Level 3 Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans	[1]	1,579	2,652
Estimated Fair Value [Member] | Level 1 Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		51,334	58,151
Accrued interest receivable		9,822	8,104
Non-maturity deposits		2,129,700	1,857,285
Short-term borrowings		241,400	334,804
Accrued interest payable		5,577	3,862
Estimated Fair Value [Member] | Level 2 Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities available for sale		577,509	622,494
Securities held to maturity, fair value		496,751	298,695
Loans held for sale		1,568	755
Loans		2,015,542	1,887,959
FHLB and FRB stock		17,664	19,014
Time deposits		625,288	593,793
Long-term borrowings		39,105
Estimated Fair Value [Member] | Level 3 Inputs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans	[1]	$ 1,579	$ 2,652
[1] Comprised of collateral dependent impaired loans.

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- Definition

Non-Maturity Deposits Fair Value Disclosure

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- Definition

Fair value portion of liabilities incurred for goods and services received that are used in an entity's business and related party payables.

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-Name Accounting Standards Codification



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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock.

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Fair value of investments in debt securities classified as held-to-maturity.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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