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SHAREHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2019
Stockholders' Equity Note [Abstract] |
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity | Changes in restricted stock units, consisting primarily of annual automatic grants and deferred compensation to non-employee directors, under the Incentive Compensation Plans during 2019 and 2018 are as follows:
| Restricted Stock Units |  | Grant Date Weighted- Average Fair Value |  | Intrinsic Value
Outstanding at January 1, 2018 | 4,000 |  |  | $ | 3.77 |  |  | $ | — |
Granted | 35,000 |  |  | $ | 2.56 |  |  | $ | — |
Vested | (35,000) |  |  | $ | 2.69 |  |  | $ | — |
Outstanding at December 31, 2018 | 4,000 |  |  | $ | 2.68 |  |  | $ | — |
Outstanding at January 1, 2019 | 4,000 |  |  | $ | 2.68 |  |  | $ | — |
Granted | 36,000 |  |  | $ | 2.50 |  |  | $ | — |
Vested | (37,000) |  |  | $ | 2.47 |  |  | $ | — |
Outstanding at December 31, 2019 | 3,000 |  |  | $ | 3.03 |  |  | $ | — |
Share-based Compensation, Stock Options, Activity | Changes in stock options outstanding under the Incentive Compensation Plans during 2019 and 2018 are as follows:
Options |  | Number of Options |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term (Years) |  | Aggregate Intrinsic Value
Balance at December 31, 2017 |  | 615,000 |  |  | $ | 2.87 |  |  | 3.48 |  | $ | 22,000 |
Granted |  | 16,000 |  |  | $ | 2.68 |  |  | 6.46 |  | $ | — |
Forfeited |  | (18,000) |  |  | $ | 3.15 |  |  | — |  | $ | — |
Balance at December 31, 2018 |  | 613,000 |  |  | $ | 2.85 |  |  | 3.14 |  | $ | — |
Granted |  | 18,000 |  |  | $ | 2.87 |  |  | 7.00 |  | $ | — |
Exercised |  |  | (16,000) |  |  | $ | 2.59 |  |  | — |  | $ | — |
Forfeited |  | (165,000) |  |  | $ | 3.07 |  |  | — |  | $ | — |
Balance at December 31, 2019 |  | 450,000 |  |  | $ | 2.78 |  |  | 2.44 |  | $ | 27,000 |
Exercisable at December 31, 2018 |  | 488,000 |  |  | $ | 2.87 |  |  | 2.55 |  | $ | — |
Exercisable at December 31, 2019 |  | 425,000 |  |  | $ | 2.79 |  |  | 2.25 |  | $ | — |
Schedule of Nonvested Share Activity | A summary of the status of the Company’s non-vested stock options as of December 31, 2019 and 2018, and changes during the years ended December 31, 2019 and 2018 is presented below:
Nonvested Options |  | Number of Options |  | Weighted Average Grant-Date Fair Value
Nonvested at December 31, 2017 |  | 220,000 |  |  | $ | 1.20 |
Granted |  | 16,000 |  |  | $ | 1.45 |
Vested |  | (111,000) |  |  | $ | 1.22 |
Nonvested at December 31, 2018 |  | 125,000 |  |  | $ | 1.20 |
Granted |  | 18,000 |  |  | $ | 1.54 |
Vested |  | (118,000) |  |  | $ | 1.22 |
Nonvested at December 31, 2019 |  | 25,000 |  |  | $ | 1.40 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions | The fair value of the Company’s option grants under the Plan in 2019, 2018 and 2017 was estimated using the following assumptions:
| 2019 |  | 2018 |  | 2017
Expected life (years) | 7.0 |  | 7.0 |  | 7.0
Expected forfeiture rate | 0.0 | % |  | 0.0 | % |  | 0.0 | %
Expected volatility | 50 | % |  | 50 | % |  | 53 | %
Dividend yield | 0 | % |  | 0 | % |  | 0 | %
Risk-free interest rate | 1.9 | % |  | 2.9 | % |  | 2.0 | %

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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) -URI http://asc.fasb.org/extlink&oid=109197908&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 (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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