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STOCK-BASED COMPENSATION (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of stock option grants assumptions used in valuation model | The fair value of the stock options granted was measured using the Black-Scholes valuation model with the following assumptions:
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |
Expected volatility |  |  | 29.3% |  |  |  | 31.1 - 31.3% |
Expected life in years |  |  | 5.5 |  |  |  | 5.5 - 6.0 |
Risk-free interest rate |  |  | 2.65% |  |  |  | 2.08 - 2.15% |
Dividend yield |  |  | 0% |  |  |  | 0%
Schedule of stock option activity under the 2011 Long-Term Incentive Plan | A summary of stock option activity for the years ended December 31, 2018 and 2017, and changes during the years then ended is presented below:
|  |  | Stock Options |  |  | Weighted average exercise price |  |  | Weighted average remaining contractual term |  |  | Aggregate intrinsic value |
Outstanding as of January 1, 2017 |  |  |  | 247,400 |  |  | $ | 8.75 |  |  |  | 5.90 |  |  | $ | 135 |
Granted |  |  |  | 262,000 |  |  |  | 7.30 |  |  |  | 9.20 |  |  |  | 81 |
Exercised |  |  |  | (26,333 | ) |  |  | 4.55 |  |  |  |  |  |  |  |  |
Forfeited |  |  |  | (47,267 | ) |  |  | 6.74 |  |  |  | 6.80 |  |  |  |  |
Outstanding as of January 1, 2018 |  |  |  | 435,800 |  |  | $ | 8.35 |  |  |  | 7.50 |  |  | $ | 216 |
Granted |  |  |  | 7,000 |  |  |  | 5.60 |  |  |  |  |  |  |  |  |
Exercised |  |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Forfeited |  |  |  | (18,000 | ) |  |  | 8.54 |  |  |  |  |  |  |  |  |
Outstanding as of December 31, 2018 |  |  |  | 424,800 |  |  | $ | 8.30 |  |  |  | 6.50 |  |  | $ | 22 |
Exercisable as of December 31, 2018 |  |  |  | 411,133 |  |  | $ | 8.36 |  |  |  | 6.40 |  |  | $ | 22 |
Schedule of weighted-average grant-date fair value of options, total intrinsic value of options exercised, and cash receipts from options exercised | A summary of the weighted-average grant-date fair value of options, total intrinsic value of options exercised, and cash receipts from options exercised is shown below:
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |
Weighted-average fair value of options granted (per share) |  | $ | 1.81 |  |  | $ | 2.40 |
Intrinsic value gain of options exercised |  |  | — |  |  |  | 81 |
Cash receipts from exercise of options |  |  | — |  |  |  | 120 |

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- Definition Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year. + 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 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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