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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2020
Schedule of Stock Options Activity | The following table summarizes the activity relating to the Company’s stock options for the nine-month period ended September 30, 2020:
|  | Options |  |  | Weighted-Average Exercise Price |  |  | Weighted-Average Remaining Contractual Term |  | Aggregate Intrinsic Value |
Outstanding at beginning of year |  |  | 4,078 |  |  | $ | 5.79 |  |  |  |  |  |  |
Granted |  |  | 1,155 |  |  |  | 6.10 |  |  |  |  |  |  |
Exercised |  |  | (145 | ) |  |  | 4.33 |  |  |  |  |  |  |
Forfeited or expired |  |  | (1,402 | ) |  |  | 6.03 |  |  |  |  |  |  |
Outstanding at end of period |  |  | 3,686 |  |  | $ | 5.85 |  |  | 8 years |  | $ | 1,884 |
Exercisable at end of period |  |  | 994 |  |  | $ | 5.57 |  |  | 6 years |  | $ | 780 |
Schedule of Fair Value Stock Option Assumptions | The fair value of each option grant on the date of grant is estimated using the Black-Scholes option-pricing model reflecting the following weighted-average assumptions:
|  | September 30, |
|  | 2019 |  |  | 2020 |
Expected volatility |  |  | 24.2 | % |  |  | 44.7 | %
Expected life of options (in years) |  |  | 3 |  |  |  | 6 |
Risk free interest rate |  |  | 1.41 | % |  |  | 1.17 | %
Dividend yield |  |  | 0 | % |  |  | 0 | %
Weighted average fair value of options granted during the period |  | $ | 2.72 |  |  | $ | 2.58 |
Schedule of Non-vested Restricted Stock Activity | A summary of all non-vested restricted stock for the nine-month period ended September 30, 2020 is as follows:
|  | Number of Non-vested Shares |  |  | Weighted-Average Grant Date Fair Value |
Restricted stock, non-vested, beginning of year |  |  | 877 |  |  | $ | 6.17 |
Granted |  |  | 444 |  |  |  | 4.82 |
Vested |  |  | (284 | ) |  |  | 6.16 |
Forfeited |  |  | (101 | ) |  |  | 6.08 |
Restricted stock, non-vested, end of period |  |  | 936 |  |  | $ | 5.55 |
Restricted Stock Units (RSUs) [Member] |
Schedule of Non-vested Restricted Stock Activity | The following table summarizes the activity relating to the Company’s restricted stock units for the three-month period ended September 30, 2020:
|  | Number of Restricted Stock Units |  |  | Weighted-Average Grant Date Fair Value |
Restricted stock units, non-vested, beginning of year |  |  | 253 |  |  | $ | 5.60 |
Granted |  |  | - |  |  |  | - |
Vested |  |  | (131 | ) |  |  | 5.60 |
Forfeited |  |  | (28 | ) |  |  | 5.60 |
Restricted stock units, non-vested, end of period |  |  | 94 |  |  | $ | 5.60 |

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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=120381028&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=120381028&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=120381028&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=120381028&loc=d3e5070-113901 + Details
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