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Derivative Financial Instruments (Warrant Liability) (Details) - Warrant [Member] | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 $ / shares $ / Unit | Dec. 31, 2017 $ / shares $ / Unit
Method used | Lattice model | Lattice model
Floor | $ / Unit | 1.15 | 1.15
Probability price less than strike price | 4.70% | 0.00%
Probability of fundamental transaction occuring | 0.00% | 0.00%
Lower Limit [Member] |  |
Equivalent volatility | 47.39% | 21.06%
Equivalent interest rate | 0.62% | 0.95%
Stock price | $ 1.15 | $ 2.56
Fair value of call | $ .30 | $ 1.13
Upper Limit [Member] |  |
Equivalent volatility | 75.80% | 162.92%
Equivalent interest rate | 1.13% | 1.14%
Stock price | $ 3.25 | $ 2.60
Fair value of call | $ 2.04 | $ 2.79

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- Definition Describes how an entity determines the fair values of its derivatives, including its valuation methodology and significant assumptions used. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 + Details
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- Definition Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. + 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 Percentage of likelihood a loan will not be repaid and instead default, used as an input to measure fair value. + 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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