Number of shares received in the surviving company for each share of the acquiree company's shares.

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of shares of equity interests issued or issuable to acquire entity.

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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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No definition available.

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Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

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- Definition

The amount of the loan's contractually required payments receivable in excess of the amount of its cash flows expected to be collected. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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No definition available.

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The undiscounted sum of all amounts, including amounts deemed principal, interest, fees, penalties, and other under the loan, owed to the investor at the reporting date, whether or not currently due and whether or not any such amounts have been written or charged off by the investor. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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Face amount or stated value per share of common stock.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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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 cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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The cash inflow from issuance of preferred stocks by a business trust or other special purpose entity, mainly established by a bank holding entity, to third party investors. The trust's assets are deeply subordinated debentures of the bank holding entity. Most trust preferred securities are subject to a mandatory redemption upon the repayment of the debentures.

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Acquisition of Delaware Bancshares, Inc. (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Jul. 31, 2016	Oct. 31, 2007	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Common Stock, Par or Stated Value Per Share			$ 0.10	$ 0.10
Certain Loans Acquired in Transfer, Nonaccretable Difference	$ 1,014
Loans and Leases Receivable, Net Reported Amount			$ 756,458	$ 707,426
Loans Receivable, Fair Value Disclosure			756,092	716,661
Goodwill			11,331	11,331
Goodwill, Impairment Loss			0	0	$ 0
Finite-Lived Intangible Assets, Accumulated Amortization			883	732
Delaware Bancshares, Inc. Acquisition [Member]
Business Acquisition [Line Items]
Business Acquisition, Share Price	$ 16.68
Business Acquisition, shares exchanged	0.6221
Payments to Acquire Businesses, Gross	$ 3,860
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	431,605
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance	$ 1,410
Certain Loans Acquired in Transfer, Nonaccretable Difference	260
Loans and Leases Receivable, Net Reported Amount	111,307
Loans Receivable, Fair Value Disclosure	109,693
Goodwill	$ 1,616		1,616	1,616
Goodwill, Impairment Loss			$ 0	0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			10 years
Finite-Lived Intangible Assets, Gross			$ 337	416
Finite-Lived Intangible Assets, Accumulated Amortization			$ 112	$ 34
Delaware Bancshares, Inc. Acquisition [Member] \| Delaware Bancshares, Inc. [Member]
Business Acquisition [Line Items]
Proceeds from Issuance of Trust Preferred Securities		$ 8,000
Delaware Bancshares, Inc. Acquisition [Member] \| Delaware Bancshares, Inc. [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Business Acquisition [Line Items]
Debt Instrument, Basis Spread on Variable Rate		2.40%