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Stock-Based Compensation (Details) | 12 Months Ended
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Dec. 31, 2019 $ / shares shares
Schedule of stock options outstanding and exercisable |
Number Outstanding | shares | 313,860
Weighted Average Remaining Contractual Life | 6 years 3 months 29 days
Weighted Average Exercise Price | $ 8.06
Options Exercisable | shares | 251,776
Range One [Member] |
Schedule of stock options outstanding and exercisable |
Range of Exercise Prices Between, Lower Limit | $ 0.01
Range of Exercise Prices between, Upper Limit | $ 5.39
Number Outstanding | shares | 25,000
Weighted Average Remaining Contractual Life | 9 years 10 months 10 days
Weighted Average Exercise Price | $ 1.88
Options Exercisable | shares |
Weighted Average Exercise Price |
Range Two [Member] |
Schedule of stock options outstanding and exercisable |
Range of Exercise Prices Between, Lower Limit | 5.40
Range of Exercise Prices between, Upper Limit | $ 19.50
Number Outstanding | shares | 287,341
Weighted Average Remaining Contractual Life | 6 years 15 days
Weighted Average Exercise Price | $ 8.35
Options Exercisable | shares | 250,257
Weighted Average Exercise Price | $ 8.45
Range Three [Member] |
Schedule of stock options outstanding and exercisable |
Range of Exercise Prices Between, Lower Limit | 19.51
Range of Exercise Prices between, Upper Limit | $ 23.70
Number Outstanding | shares | 1,000
Weighted Average Remaining Contractual Life | 4 years 15 days
Weighted Average Exercise Price | $ 23.70
Options Exercisable | shares | 1,000
Weighted Average Exercise Price | $ 23.70
Range Four [Member] |
Schedule of stock options outstanding and exercisable |
Range of Exercise Prices Between, Lower Limit | 23.71
Range of Exercise Prices between, Upper Limit | $ 367.50
Number Outstanding | shares | 519
Weighted Average Remaining Contractual Life | 2 years 6 months 29 days
Weighted Average Exercise Price | $ 112.30
Options Exercisable | shares | 519
Weighted Average Exercise Price | $ 112.30

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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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