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Capital Stock, Stock Plans and Stock Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions | The fair value of the options granted on January 18, 2018 and January 13, 2017 as discussed above and the related assumptions used in the Black-Scholes option model used to value the options granted were as follows:
|  | Outside Director Stock Options Granted |
|  | January 18, 2018 |  |  | January 13, 2017 |
Weighted-average fair value per option |  | $ | 2.55 |  |  | $ | 2.63 |
Risk -free interest rate (1) |  |  | 2.62 | % |  |  | 2.40 | %
Expected volatility of stock (2) |  |  | 57.29 | % |  |  | 56.32 | %
Dividend yield |  |  | None |  |  |  | None |
Expected option life (3) |  |  | 10.0 years |  |  |  | 10.0 years |
(1) | The risk-free interest rate is based on the U.S. Treasury yield in effect at the grant date over the expected term of the option.
(2) | The expected volatility is based on historical volatility from our traded Common Stock over the expected term of the option.
(3) | The expected option life is based on historical exercises and post-vesting data.
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs | The following table summarizes stock-based compensation recognized for the three and six months ended June 30, 2018 and 2017 for our employee and director stock options.
|  | Three Months Ended |  |  | Six Months Ended |
Stock Options |  | June 30, |  |  | June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Employee Stock Options |  | $ | 37,000 |  |  | $ | 11,000 |  |  | $ | 73,000 |  |  | $ | 21,000 |
Director Stock Options |  |  | 8,000 |  |  |  | 8,000 |  |  |  | 18,000 |  |  |  | 20,000 |
Total |  | $ | 45,000 |  |  | $ | 19,000 |  |  | $ | 91,000 |  |  | $ | 41,000 |
Schedule of Stock Options Roll Forward | The Company’s Plans consist of the 2010 and 2017 Stock Option Plans and the 2003 Outside Directors Stock Plan:
|  | Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value (3) |
Options outstanding January 1, 2018 |  |  | 624,800 |  |  | $ | 4.42 |  |  |  |  |  |  |  |  |
Granted |  |  | 6,000 |  |  |  | 4.05 |  |  |  |  |  |  |  |  |
Exercised |  |  | (10,000 | ) |  |  | 3.65 |  |  |  |  |  |  |  |  |
Forfeited/expired |  |  | ─ |  |  |  | ─ |  |  |  |  |  |  |  |  |
Options outstanding end of period (1) |  |  | 620,800 |  |  | $ | 4.43 |  |  |  | 5.0 |  |  | $ | 435,870 |
Options exercisable at June 30, 2018(1) |  |  | 198,133 |  |  | $ | 6.07 |  |  |  | 4.3 |  |  | $ | 78,836 |
Options exercisable and expected to be vested at June 30, 2018 |  |  | 620,800 |  |  | $ | 4.43 |  |  |  | 5.0 |  |  | $ | 435,870 |
|  | Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value (3) |
Options outstanding January 1, 2017 |  |  | 247,200 |  |  | $ | 6.69 |  |  |  |  |  |  |  |  |
Granted |  |  | 6,000 |  |  |  | 3.79 |  |  |  |  |  |  |  |  |
Exercised |  |  | ─ |  |  |  | ─ |  |  |  |  |  |  |  |  |
Forfeited/expired |  |  | (30,000 | ) |  |  | 5.00 |  |  |  |  |  |  |  |  |
Options outstanding end of period (2) |  |  | 223,200 |  |  | $ | 6.84 |  |  |  | 4.5 |  |  | $ | 13,080 |
Options exercisable at June 30, 2017(2) |  |  | 180,534 |  |  | $ | 7.51 |  |  |  | 4.3 |  |  | $ | 13,080 |
Options exercisable and expected to be vested at June 30, 2017 |  |  | 223,200 |  |  | $ | 6.84 |  |  |  | 4.5 |  |  | $ | 13,080 |
(1) Options with exercise prices ranging from $2.79 to $13.35 (2) Options with exercise prices ranging from $2.79 to $14.75 (3) The intrinsic value of a stock option is the amount by which the market value of the underlying stock exceeds the exercise price of the option.

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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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