v3.8.0.1

Stockholders' Equity (Details 4) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Options, Granted (in shares) |  | 164,976
Employee Stock Option [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Options, Outstanding at Beginning of the period (in shares) | 720,000 | 623,000
Number of Options, Granted (in shares) | 258,000 | 165,000
Number of Options, Exercised (in shares) | 0 | 0
Number of Options, Forfeited (in shares) | (168,000) | (68,000)
Number of Options, Outstanding at End of the period (in shares) | 810,000 | 720,000
Number of Options, Exercisable, December 31, 2017 (in shares) | 658,000 |
Weighted Average Exercise Price, Outstanding, Beginning of the period, (in dollars per share) | $ 52.90 | $ 62.60
Weighted Average Exercise Price, Granted (in dollars per share) | 3.53 | 10.5
Weighted Average Exercise Price, Exercised (in dollars per share) | 0 | 0
Weighted Average Exercise Price, Forfeited (in dollars per share) | 40.6 | 39.5
Weighted Average Exercise Price, Outstanding, End of the period, (in dollars per share) | 39.67 | $ 52.90
Weighted Average Exercise Price, Exercisable December 31, 2017 (in dollars per share) | $ 42.71 |
Weighted Average Remaining Life In Years, Outstanding, December 31, 2017 (Years) | 6 years 3 months 18 days |
Weighted Average Remaining Life In Years, Exercisable, Exercisable, December 31, 2017 (Years) | 5 years 7 months 6 days |
Intrinsic Value, Outstanding, December 31, 2017 | $ 0 |
Intrinsic Value, Exercisable, December 31, 2017 | $ 0 |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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