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Long-term Debt - Additional Information (Details) - USD ($) | 1 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 31, 2016 | Sep. 30, 2017 | Dec. 31, 2016
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount |  | $ 50,000,000 | $ 50,000,000
6.5% Fixed to Floating Rate Subordinated Debentures, Due March 31, 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount | $ 50,000,000 |  |
Debt instrument, due date | Mar. 31, 2026 |  |
Long-term debt, fixed interest rate | 6.50% |  |
Debt instrument, fixed to floating interest rate conversion date | Mar. 31, 2021 |  |
Debt instrument, floating rate description |  | 3 month LIBOR plus 516 basis points |
Debt instrument, basis points | 5.16% |  |
Tier-one capital |  | $ 35,000,000 |

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- Definition Debt instrument, fixed to floating interest rate conversion date. + References No definition available. + Details
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- Definition Amount of Common Equity Tier One Risk-based Capital, as defined by regulatory framework. + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + 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 Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + 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 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate. + 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 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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