Delinquent period of loans after which interest income is discontinued.

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Maximum loan financing period.

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- Definition

Minimum amount of commercial and commercial real estate loans on which impairment to be made.

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- Definition

Number of county economy consider for credit risk purpose.

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Number of locations served by bank.

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- Definition

Percentage of portfolio loans secured by real estate.

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- Definition

Percentage of tax benefit likelihood to be realized upon examination.

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No definition available.

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- Definition

Period of federal fund purchased and sold.

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- Definition

Summary of significant accounting policies additional textual.

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Summary of significant accounting policies.

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- Definition

Tax Cuts and Jobs Act Of 2017 reclassification from Aoci to retained earnings, tax effect.

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- Definition

The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)
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- Definition

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

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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- Definition

Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(4))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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-Subparagraph (SX 210.5-02(1))
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- Definition

Reflects the estimated amount of impairment as of the balance sheet date of recognized servicing assets that are being amortized in proportion to and over the period of estimated net servicing income or loss.

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-SubTopic 50
-Section 50
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-Subparagraph (e)(1)
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Summary of Significant Accounting Policies (Details Textual)	12 Months Ended
	Dec. 31, 2017 USD ($) Location County_Economy Segment	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Number of locations served by bank \| Location	39
Purchased and sold period of federal fund	1 day
Delinquent period of loans after which interest income is discontinued	90 days
Number of county economy from which credit risk exposure effected \| County_Economy	9
Percentage of portfolio loans secured by real estate	69.80%
Impairment on loan	$ 750,000
Valuation allowance impairment against servicing assets	0	$ 0	$ 0
Other real estate owned	171,000	482,000
Restricted stock	$ 10,500,000	9,600,000
Recognized tax amount	50.00%
Deposits with Federal Reserve Bank	$ 30,000,000	16,400,000
Operating segments of business \| Segment	3
Capitalization of leases as an asset	$ 2,900,000
Accumulated Other Comprehensive Income
Summary of Significant Accounting Policies (Textual) [Abstract]
Reclassification from accumulated other comprehensive income to retained earnings resulted from early adoption of ASU 2018-02	106,000	0	0
Retained Earnings
Summary of Significant Accounting Policies (Textual) [Abstract]
Reclassification from accumulated other comprehensive income to retained earnings resulted from early adoption of ASU 2018-02	$ (106,000)	0	$ 0
Minimum \| Core Deposits
Summary of Significant Accounting Policies (Textual) [Abstract]
Intangible assets amortized period	7 years
Minimum \| Customer Relationships
Summary of Significant Accounting Policies (Textual) [Abstract]
Intangible assets amortized period	13 years
Maximum \| Core Deposits
Summary of Significant Accounting Policies (Textual) [Abstract]
Intangible assets amortized period	8 years
Maximum \| Customer Relationships
Summary of Significant Accounting Policies (Textual) [Abstract]
Intangible assets amortized period	15 years
Buildings \| Minimum
Summary of Significant Accounting Policies (Textual) [Abstract]
Range of buildings and furniture depreciated	5 years
Buildings \| Maximum
Summary of Significant Accounting Policies (Textual) [Abstract]
Range of buildings and furniture depreciated	40 years
Furniture Fixtures and Equipment \| Minimum
Summary of Significant Accounting Policies (Textual) [Abstract]
Range of buildings and furniture depreciated	3 years
Furniture Fixtures and Equipment \| Maximum
Summary of Significant Accounting Policies (Textual) [Abstract]
Range of buildings and furniture depreciated	10 years
Mortgage Servicing Rights
Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Valuation allowance impairment against servicing assets	$ 0	$ 0
Residential Real Estate
Summary of Significant Accounting Policies (Textual) [Abstract]
Loan financing period	15 years
Southwestern Pennsylvania
Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Number of locations served by bank \| Location	2