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Fair Value - Significant Unobservable Inputs Used in Fair Value Measurements (Details) - Level 3 $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 USD ($) | Dec. 31, 2017 USD ($)
Fair Value Measurements, Nonrecurring | Impaired loans |  |
Significant unobservable inputs used in the fair value measurements |  |
Assets |  | $ 87
Fair Value Measurements, Recurring | Other liabilities - derivative |  |
Significant unobservable inputs used in the fair value measurements |  |
Liabilities | $ (4,114) | $ (5,439)
Fair Value Measurements, Recurring | Other liabilities - derivative | Discounted cash flow | Weighted Average |  |
Significant unobservable inputs used in the fair value measurements |  |
Expected Conversion Rate | 1.6298 | 1.6483
Expected Term | 4 years | 4 years
Growth Rate (as a percent) | 15.00% | 15.00%

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- Definition Expected ratio to be applied to the conversion of convertible stock into another class of stock with the as converted shares divided by the convertible shares, used as an input to measure fair value. + References No definition available. + Details
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- Definition Percentage of assumed growth in a stock's market price, used as an input to measure fair value. + References No definition available. + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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- Definition Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + 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 of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References No definition available. + Details
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