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Fair Value (Details 4) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Carrying amount and estimated fair value of financial instruments |  |
Fair value | $ 10,399 | $ 8,600
Securities available-for-sale | 835,424 | 853,725
Restricted Investments | 10,379 | 10,359
Accrued interest receivable | 13,364 | 12,311
Deposits | (2,453,411) | (2,428,526)
Fair Value, Inputs, Level 1 [Member] |  |
Carrying amount and estimated fair value of financial instruments |  |
Cash and Cash Equivalents, Fair Value Disclosure | 18,709 | 21,047
Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure |  | 0
Securities available-for-sale | 0 | 0
Loans Receivable, Fair Value Disclosure | 0 | 0
Accrued interest receivable | 0 | 0
Deposits | 0 | 0
Short-term borrowings | 0 | 0
Federal Home Loan Bank advances | 0 | 0
Accrued interest payable | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Carrying amount and estimated fair value of financial instruments |  |
Cash and Cash Equivalents, Fair Value Disclosure | 42,294 | 53,965
Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure |  | 6,952
Securities available-for-sale | 818,052 | 837,147
Loans Receivable, Fair Value Disclosure | 0 | 0
Accrued interest receivable | 3,992 | 3,340
Deposits | (2,453,096) | (2,414,555)
Short-term borrowings | (23,514) | (80,989)
Federal Home Loan Bank advances | 0 | (137)
Accrued interest payable | (354) | (363)
Fair Value, Inputs, Level 3 [Member] |  |
Carrying amount and estimated fair value of financial instruments |  |
Cash and Cash Equivalents, Fair Value Disclosure | 0 | 0
Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure |  | 0
Securities available-for-sale | 17,372 | 16,578
Loans Receivable, Fair Value Disclosure | 1,862,884 | 1,854,046
Accrued interest receivable | 9,372 | 8,971
Deposits | 0 | 0
Short-term borrowings | 0 | 0
Federal Home Loan Bank advances | 0 | 0
Accrued interest payable | 0 | 0
Reported Value Measurement [Member] |  |
Carrying amount and estimated fair value of financial instruments |  |
Cash and Cash Equivalents, Fair Value Disclosure | 61,003 | 75,012
Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure |  | 6,952
Securities available-for-sale | 835,424 | 853,725
Restricted Investments | 10,379 | 10,359
Loans Receivable, Fair Value Disclosure | 1,846,762 | 1,820,407
Accrued interest receivable | 13,364 | 12,311
Deposits | (2,453,411) | (2,428,526)
Short-term borrowings | (23,514) | (80,989)
Federal Home Loan Bank advances | 0 | (132)
Accrued interest payable | (354) | (363)
Estimate of Fair Value Measurement [Member] |  |
Carrying amount and estimated fair value of financial instruments |  |
Cash and Cash Equivalents, Fair Value Disclosure | 61,003 | 75,012
Federal Funds Sold and Securities Borrowed or Purchased under Agreements to Resell, Fair Value Disclosure |  | 6,952
Securities available-for-sale | 835,424 | 853,725
Loans Receivable, Fair Value Disclosure | 1,862,884 | 1,854,046
Accrued interest receivable | 13,364 | 12,311
Deposits | (2,453,096) | (2,414,555)
Short-term borrowings | (23,514) | (80,989)
Federal Home Loan Bank advances | 0 | (137)
Accrued interest payable | $ (354) | $ (363)

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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=75030427&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=82897076&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=82896770&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 No definition available. + Details
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- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. + 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 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition 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. + References No definition available. + Details
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- Definition Fair value portion of federal funds sold and securities borrowed or purchased under agreements to resell. + 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 210.9-03.13(3)(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Fair value portion of borrowing from Federal Home Loan Bank (FHLBank). + 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 210.9-03.13(3)(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
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- Definition Amount of interest payable on debt, including, but not limited to, trade payables. + 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 210.9-03.15(5)) -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 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
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- Definition Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity 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. This item represents the amount of short-term debt existing as of the balance sheet date. + References No definition available. + Details
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