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EMPLOYEE STOCK OPTIONS, RESTRICTED STOCK AWARD PLAN AND 401(k) - Stock Options Outstanding (Details) | 12 Months Ended
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Dec. 31, 2019 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Number Outstanding | 2,748,500
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 4 years 2 months 12 days
Options Outstanding - Number Exercisable | 2,506,700
Exercise Price One [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 2.00
Options Outstanding - Number Outstanding | 395,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 2 years 2 months 1 day
Options Outstanding - Number Exercisable | 395,000
Exercise Price Two [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 4.50
Options Outstanding - Number Outstanding | 1,340,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 3 years 2 months 26 days
Options Outstanding - Number Exercisable | 1,340,000
Exercise Price Three [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 5.50
Options Outstanding - Number Outstanding | 5,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 3 years 5 months 12 days
Options Outstanding - Number Exercisable | 5,000
Exercise Price Four [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 7.50
Options Outstanding - Number Outstanding | 4,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 3 years 8 months 23 days
Options Outstanding - Number Exercisable | 4,000
Exercise Price Five [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 10.00
Options Outstanding - Number Outstanding | 90,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 4 years 2 months 15 days
Options Outstanding - Number Exercisable | 90,000
Exercise Price Six [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 14.54
Options Outstanding - Number Outstanding | 10,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 4 years 11 months 26 days
Options Outstanding - Number Exercisable | 10,000
Exercise Price Seven [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 8.00
Options Outstanding - Number Outstanding | 277,500
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 5 years 2 months 1 day
Options Outstanding - Number Exercisable | 277,500
Exercise Price Eight [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 8.25
Options Outstanding - Number Outstanding | 50,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 6 years 2 months 8 days
Options Outstanding - Number Exercisable | 40,000
Exercise Price Nine [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 6.42
Options Outstanding - Number Outstanding | 15,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 6 years 7 months 2 days
Options Outstanding - Number Exercisable | 9,000
Exercise Price Ten [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 11.75
Options Outstanding - Number Outstanding | 557,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 7 years 2 months 12 days
Options Outstanding - Number Exercisable | 334,200
Exercise Price Eleven [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Options Outstanding - Exercise price | $ / shares | $ 11.70
Options Outstanding - Number Outstanding | 5,000
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) | 7 years 6 months 18 days
Options Outstanding - Number Exercisable | 2,000

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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 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://fasb.org/us-gaap/role/ref/legacyRef -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=116856206&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=116856206&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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