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Fair Value (Fair Value Of Financial Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and money market instruments	$ 303,286	$ 147,030
Investment securities	1,416,951	1,363,668
Loans Held-for-sale, Fair Value Disclosure	32,163	1,666
Impaired loans carried at fair value	17,577	33,819
Other loans	4,704,517	4,531,680
Loans receivable, net	4,722,141	4,565,560
Noninterest bearing checking accounts	1,175,991	1,193,553
Interest bearing transactions accounts	1,234,700	1,145,525
Savings accounts	1,278,222	1,124,994
Time deposits	1,437,708	1,331,129
Other	5,321	1,263
Total deposits	5,131,942	4,796,464
Short-term borrowings	268,718	242,029
Long-term debt	832,438	860,963
Subordinated debentures/notes	86,107	83,140
Fair Value Swap [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Swap	226	135
Securities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable	4,267	4,840
Loans [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable	13,943	13,495
Deposits [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	1,293	1,366
Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	1,511	1,535
Reported Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and money market instruments	303,286	147,030
Investment securities	1,414,314	1,358,327
Loans Held-for-sale, Fair Value Disclosure	28,606	1,666
Derivative Assets	47	61
Impaired loans carried at fair value	17,577	33,819
Other loans	4,695,135	4,525,491
Loans receivable, net	4,712,759	4,559,371
Noninterest bearing checking accounts	1,175,991	1,193,553
Interest bearing transactions accounts	1,234,700	1,145,525
Savings accounts	1,278,222	1,124,994
Time deposits	1,434,770	1,324,659
Other	5,321	1,263
Total deposits	5,129,004	4,789,994
Short-term borrowings	268,718	242,029
Long-term debt	788,685	810,541
Subordinated debentures/notes	80,250	80,250
Reported Value Measurement [Member] | Fair Value Swap [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Swap	226	135
Reported Value Measurement [Member] | Securities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable	4,267	4,840
Reported Value Measurement [Member] | Loans [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable	13,943	13,495
Reported Value Measurement [Member] | Deposits [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	1,293	1,366
Reported Value Measurement [Member] | Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	1,511	1,535
Fair Value, Inputs, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and money market instruments	303,286	147,030
Investment securities	1,824	1,900
Loans Held-for-sale, Fair Value Disclosure
Derivative Assets	0	0
Impaired loans carried at fair value
Other loans
Loans receivable, net
Noninterest bearing checking accounts	1,175,991	1,193,553
Interest bearing transactions accounts	1,234,700	1,145,525
Savings accounts	1,278,222	1,124,994
Time deposits
Other	5,321	1,263
Total deposits	3,694,234	3,465,335
Short-term borrowings
Long-term debt
Subordinated debentures/notes
Fair Value, Inputs, Level 1 [Member] | Fair Value Swap [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Swap
Fair Value, Inputs, Level 1 [Member] | Securities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable
Fair Value, Inputs, Level 1 [Member] | Loans [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable
Fair Value, Inputs, Level 1 [Member] | Deposits [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	14	16
Fair Value, Inputs, Level 1 [Member] | Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	10	4
Estimate of Fair Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Assets	47	61
Impaired loans carried at fair value		33,819
Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and money market instruments
Investment securities	1,414,366	1,361,009
Loans Held-for-sale, Fair Value Disclosure	6,621	1,666
Derivative Assets	47	61
Impaired loans carried at fair value
Other loans
Loans receivable, net	47	61
Noninterest bearing checking accounts
Interest bearing transactions accounts
Savings accounts
Time deposits	1,437,708	1,331,129
Other
Total deposits	1,437,708	1,331,129
Short-term borrowings	268,718	242,029
Long-term debt	832,438	860,963
Subordinated debentures/notes	86,107	83,140
Level 2 [Member] | Fair Value Swap [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Swap
Level 2 [Member] | Securities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable	4,267	4,840
Level 2 [Member] | Loans [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable
Level 2 [Member] | Deposits [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	1,279	1,350
Level 2 [Member] | Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable	1,501	1,531
Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and money market instruments
Investment securities	761	759
Loans Held-for-sale, Fair Value Disclosure	25,542
Derivative Assets	0	0
Impaired loans carried at fair value	17,577	33,819
Other loans	4,704,517	4,531,680
Loans receivable, net	4,722,094	4,565,499
Noninterest bearing checking accounts
Interest bearing transactions accounts
Savings accounts
Time deposits
Other
Total deposits
Short-term borrowings
Long-term debt
Subordinated debentures/notes
Fair Value, Inputs, Level 3 [Member] | Fair Value Swap [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Swap	226	135
Fair Value, Inputs, Level 3 [Member] | Securities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable
Fair Value, Inputs, Level 3 [Member] | Loans [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest receivable	13,943	13,495
Fair Value, Inputs, Level 3 [Member] | Deposits [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable
Fair Value, Inputs, Level 3 [Member] | Borrowings [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued interest payable

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Short Term Borrowings Fair Value

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Time Deposits Fair Value

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Fair value portion of accrued expenses.

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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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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

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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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Fair value portion of other assets.

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Fair value portion of other liabilities.

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