Refers to agreement termination pretax expenses incurred during the period.

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- Definition

Loan-to-value (LTV) ratio for adjustable rate loans.

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Loan-to-value (LTV) ratio for fixed rate loans.

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Loan-to-value (LTV) ratio for loans requiring private mortgage insurance that reduced ltv exposure.

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- Definition

Loans and Leases Receivable, Impaired, Commitments To Lend To Nonperforming Loans

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Mortgage Loans On Real Estate, Initial Rate Below The Fully Indexed Rate, Percent

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No definition available.

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Nature Of Operations, Number of Banking Offices

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No definition available.

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Nature of Operations, Number of Subsidiary Banks

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- Definition

This is the average principal amount (during the year) of the securitized and unsecuritized financial assets.

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The periodic amortization (in proportion to and over the period of estimated net servicing income or loss) of capitalized servicing rights, which contractually entitle the servicer to receive fees and ancillary revenues for performing billing, collection, disbursement and recordkeeping services in connection with a mortgage portfolio. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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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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Amount of the collateral pledged in support of federal home loan bank advances outstanding.

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The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period).

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Amount, after allowance for bad debt, of other loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

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The adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made when the estimate of the fair value is changed. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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The cash inflow from sales of loans that are secured with real estate mortgages and are held with the intention to resell in the near future.

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Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

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Amount of additions from purchases, assumption or transfer to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

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Loans and Leases (Details Narrative)	3 Months Ended	9 Months Ended	12 Months Ended
Loans and Leases (Details Narrative)	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($) banking_office subsidiary_bank	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Business Acquisition [Line Items]
Initial rate below the fully indexed rate, percent (less than)			0.01%
Sale of residential mortgage loans			$ 3,900,000	$ 3,200,000	$ 19,900,000
Net gains on sale of residential mortgage loans			95,000	54,000	362,000
Mortgage servicing assets added during the period			21,000	18,000	146,000
Amortization of mortgage servicing assets			157,000	146,000	149,000
Residentail mortgage loans serviced			115,300,000	135,900,000
Mortgage servicing rights, amortized cost			758,000	900,000
Mortgage servicing rights (MSR) impairment				0
Loans held for sale			0	546,000
Residential mortgage loans used to secure advances from FHLB			$ 365,000,000	250,000,000
Number of subsidiary banks \| subsidiary_bank			3
Interest income on nonaccrual loans			$ 1,000,000	$ 1,200,000	$ 1,700,000
Loans and leases receivable, impaired, commitments to lend to nonperforming loans			$ 0
LTV 80 to 100 Percent
Business Acquisition [Line Items]
Loan to value - fixed rate loans (percent)			80.00%
Loan to value - adjusted rate loans (percent)			85.00%
Loan to value - private mortgage insurance (percent)			78.00%
VIST Financial Corp. (VIST Financial)
Business Acquisition [Line Items]
Agreement termination pre-tax expense	$ 313,000	$ 313,000
Tompkins, Cayuga, Cortland and Schuyler Counties, New York
Business Acquisition [Line Items]
Number of banking offices \| banking_office			14
Genesee Valley Region, New York State
Business Acquisition [Line Items]
Number of banking offices \| banking_office			17
Putman County, New York
Business Acquisition [Line Items]
Number of banking offices \| banking_office			5
Dutchess County, New York
Business Acquisition [Line Items]
Number of banking offices \| banking_office			3
Westchcester County, New York
Business Acquisition [Line Items]
Number of banking offices \| banking_office			6
Southeastern Pennsylvania
Business Acquisition [Line Items]
Number of banking offices \| banking_office			21