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SHARE BASED COMPENSATION (Tables) | 12 Months Ended
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Dec. 31, 2021
Share-Based Payment Arrangement [Abstract] |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] | The fair values of options was estimated using the Black-Scholes option-pricing model at their respective grant date using the following assumptions:
|  | Year Ended December 31, |
|  | 2021 |  |  | 2020 |
Weighted-average grant date fair value per share |  | $0.59 - $0.76 |  |  | $0.17 - $0.19 |
Risk-free interest rate |  |  | 1.20 | % |  |  | 0.78 | %
Dividend yield |  |  | 4.2 | % |  |  | 5.8 | %
Expected term (in years) |  |  | 10 |  |  |  | 10 |
Volatility |  |  | 29 | % |  |  | 25 | %
Share-Based Payment Arrangement, Option, Activity [Table Text Block] | Stock option activity during the periods indicated is as follows:
|  | Number of Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Years Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2019 |  |  | 381,500 |  |  | $ | 1.65 |  |  |  | 5.6 |  |  | $ | 429,000 |
Grants |  |  | 41,000 |  |  |  | 2.29 |  |  |  | 7.5 |  |  |  | - |
Exercised |  |  | (72,000 | ) |  |  | 1.18 |  |  |  | - |  |  |  | - |
Forfeited |  |  | (55,000 | ) |  |  | 1.36 |  |  |  | - |  |  |  | - |
Outstanding at December 31, 2020 |  |  | 295,500 |  |  | $ | 1.92 |  |  |  | 5.4 |  |  | $ | 359,000 |
Grants |  |  | 51,100 |  |  |  | 4.59 |  |  |  | 7.5 |  |  |  | - |
Exercised |  |  | (51,333 | ) |  |  | 1.48 |  |  |  | - |  |  |  | - |
Forfeited |  |  | (1,200 | ) |  |  | 1.38 |  |  |  | - |  |  |  | - |
Outstanding at December 31, 2021 |  |  | 294,067 |  |  | $ | 2.45 |  |  |  | 5.0 |  |  | $ | 492,000 |
Exercisable at December 31, 2021 |  |  | 199,900 |  |  | $ | 1.90 |  |  |  | 3.9 |  |  | $ | 425,300 |

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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 https://asc.fasb.org/extlink&oid=128089324&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 https://asc.fasb.org/extlink&oid=128089324&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 https://asc.fasb.org/extlink&oid=128089324&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 https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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