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FAIR VALUE MEASUREMENTS (Fair Value, by Balance Sheet Grouping) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Financial Assets [Abstract] |  |
Interest-bearing deposits in banks | $ 5,135 | $ 5,289
Investment securities available for sale | 142,990 | 125,693
Investment securities held to maturity | 55,425 | 71,363
Restricted investment in bank stocks | 4,349 | 4,414
Carrying Amount |  |
Financial Assets [Abstract] |  |
Cash and due from banks | 13,796 | 13,468
Interest-bearing deposits in banks | 5,135 | 5,289
Investment securities available for sale | 142,990 | 125,693
Investment securities held to maturity | 55,568 | 71,542
Loans held for sale | 1,770 | 1,835
Loans, less allowance for loan losses | 893,176 | 838,213
Accrued interest receivable | 3,158 | 3,016
Restricted investment in bank stocks | 4,349 | 4,414
Financial Liabilities [Abstract] |  |
Deposits | 967,621 | 912,980
Short-term borrowings | 34,590 | 35,202
Long-term borrowings | 74,250 | 76,500
Accrued interest payable | 837 | 815
Off-balance sheet financial instruments | 0 | 0
Fair Value |  |
Financial Assets [Abstract] |  |
Cash and due from banks | 13,796 | 13,468
Interest-bearing deposits in banks | 5,135 | 5,289
Investment securities available for sale | 142,990 | 125,693
Investment securities held to maturity | 55,425 | 71,363
Loans held for sale | 1,770 | 1,835
Loans, less allowance for loan losses | 888,169 | 842,169
Accrued interest receivable | 3,158 | 3,016
Restricted investment in bank stocks | 4,349 | 4,414
Financial Liabilities [Abstract] |  |
Deposits | 967,236 | 913,188
Short-term borrowings | 34,590 | 35,202
Long-term borrowings | 75,029 | 77,545
Accrued interest payable | 837 | 815
Off-balance sheet financial instruments | 0 | 0
Level 1 |  |
Financial Assets [Abstract] |  |
Cash and due from banks | 6,921 | 6,746
Interest-bearing deposits in banks | 5,135 | 5,289
Investment securities available for sale | 1,716 | 1,792
Investment securities held to maturity | 0 | 0
Loans held for sale | 0 | 0
Loans, less allowance for loan losses | 0 | 0
Accrued interest receivable | 0 | 0
Restricted investment in bank stocks | 0 | 0
Financial Liabilities [Abstract] |  |
Deposits | 0 | 0
Short-term borrowings | 0 | 0
Long-term borrowings | 0 | 0
Accrued interest payable | 0 | 0
Off-balance sheet financial instruments | 0 | 0
Level 2 |  |
Financial Assets [Abstract] |  |
Cash and due from banks | 6,875 | 6,722
Interest-bearing deposits in banks | 0 | 0
Investment securities available for sale | 141,274 | 123,901
Investment securities held to maturity | 55,425 | 71,363
Loans held for sale | 1,770 | 1,835
Loans, less allowance for loan losses | 0 | 0
Accrued interest receivable | 3,158 | 3,016
Restricted investment in bank stocks | 4,349 | 4,414
Financial Liabilities [Abstract] |  |
Deposits | 967,236 | 913,188
Short-term borrowings | 34,590 | 35,202
Long-term borrowings | 75,029 | 77,545
Accrued interest payable | 837 | 815
Off-balance sheet financial instruments | 0 | 0
Level 3 |  |
Financial Assets [Abstract] |  |
Cash and due from banks | 0 | 0
Interest-bearing deposits in banks | 0 | 0
Investment securities available for sale | 0 | 0
Investment securities held to maturity | 0 | 0
Loans held for sale | 0 | 0
Loans, less allowance for loan losses | 888,169 | 842,169
Accrued interest receivable | 0 | 0
Restricted investment in bank stocks | 0 | 0
Financial Liabilities [Abstract] |  |
Deposits | 0 | 0
Short-term borrowings | 0 | 0
Long-term borrowings | 0 | 0
Accrued interest payable | 0 | 0
Off-balance sheet financial instruments | $ 0 | $ 0

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- Definition Equity interest in Federal Home Loan Bank stock, Federal Reserve Bank stock, and Atlantic Central Bankers Bank stock. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity). + References No definition available. + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=65884222&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26610-111562 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 + Details
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- Definition Fair value of investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 + Details
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- Definition For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.2) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=73530178&loc=d3e59706-112781 + Details
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- Definition 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. + References No definition available. + Details
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