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STOCK-BASED COMPENSATION (Details Narrative) - USD ($) |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Mar. 22, 2018 | Mar. 09, 2017 | Mar. 31, 2018 | Jan. 31, 2018 | Mar. 31, 2017 | Jan. 31, 2017 | Aug. 31, 2016 | Dec. 31, 2018 | Dec. 31, 2017
Stock-based compensation |  |  |  |  |  |  |  | $ 718,000 | $ 946,000
Stock-based compensation - RSUs |  |  |  |  |  |  |  | $ 524,000 | $ 550,000
Long Term Incentive Plan [Member] |  |  |  |  |  |  |  |  |
Number of shares authorized under plan |  |  |  |  |  |  |  | 600,000 |
Number of shares available for grant |  |  |  |  |  |  |  | 119,910 |
Maximum number of shares to be granted as incentive stock |  |  |  |  |  |  |  | 200,000 |
Performance Equity Plan 2009 [Member] |  |  |  |  |  |  |  |  |
Number of shares authorized under plan |  |  |  |  |  |  |  | 500,000 |
Number of shares available for grant |  |  |  |  |  |  |  | 211,175 |
Ownership greater than (percent) for incentive stock options |  |  |  |  |  |  |  | 10.00% |
ExercisablePriceOfIncentiveStockOptionsForMajorityShareholderPercent |  |  |  |  |  |  |  | 110.00% |
Stock Option Plans [Member] |  |  |  |  |  |  |  |  |
Common stock issued upon cashless exercise of options (in shares) |  |  |  |  |  |  |  |  | 25,000
Number of shares received in cashless exercise |  |  |  |  |  |  |  |  | 21,666
Fair value of shares received for cashless exercise of stock options |  |  |  |  |  |  |  |  | $ 202,580
Intrinsic value of stock options exercised |  |  |  |  |  |  |  |  | 31,300
Fair value of options vested |  |  |  |  |  |  |  |  | 82,000
Restricted Stock Units (RSUs) [Member] | Director [Member] |  |  |  |  |  |  |  |  |
Restricted stock units granted |  |  |  | 58,578 |  | 59,395 |  |  |
Vesting period |  |  |  | 1 year |  | 1 year |  |  |
Stock Awards [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  |  |  | $ 0 | 219,000
Stock Awards [Member] | Cost of Sales [Member] |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  |  |  | $ 0 | $ 46,300
Stock Awards [Member] | Employees [Member] |  |  |  |  |  |  |  |  |
Number of common shares granted |  |  | 68,764 |  | 73,060 |  | 98,645 | 5,130 | 5,550
Stock awards forfeited (shares) |  |  | 12,330 |  | 12,330 |  | 9,130 |  |
Number of shares returned for employee's withholding taxes (shares) | 7,552 | 4,525 |  |  |  |  |  |  |
Value of shares returned for employee's withholding taxes | $ 62,000 | $ 33,000 |  |  |  |  |  |  |
Stock Awards [Member] | Employees [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  |  |  | $ 10,000 | $ 13,300
Stock Awards [Member] | Employees [Member] | Cost of Sales [Member] |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  |  |  | 36,000 | $ 37,500
Stock Awards [Member] | Employees [Member] | Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  |  |  | 88,100 |
Stock Awards [Member] | Employees [Member] | Cost of Sales [Member] |  |  |  |  |  |  |  |  |
Stock-based compensation |  |  |  |  |  |  |  | $ 18,400 |

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- Definition Percentage represents exercisable price of incentivesStock options for majority shareholder. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + 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)(iv)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target 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)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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=109197908&loc=d3e5070-113901 + Details
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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + 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 (d)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. + 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) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition For net-share settlement of share-based awards when the employer settles employees' income tax withholding obligations, this element represents the number of shares the employees use to repay the employer. + References No definition available. + Details
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