XML 65 R33.htm IDEA: XBRL DOCUMENT
v3.19.2

Shareholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Stockholders' Equity Note [Abstract] |
Schedule of Stock Options Activity | A summary of the combined activity in the 2001 ISOP, the 2012 Equity Plan, and the 2008 Director SOP for the years ended December 31, 2018 and 2017 is as follows:
|  | 2018 |  |  | 2017 |
|  | Shares |  |  | Price (1) |  |  | Shares |  |  | Price (1) |
Outstanding, beginning of year |  |  | 389,687 |  |  | $ | 8.05 |  |  |  | 390,525 |  |  | $ | 20.64 |
Granted |  |  | - |  |  |  | - |  |  |  | 170,000 |  |  |  | 1.00 |
Forfeited |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Expired |  |  | (69,225 | ) |  |  | 15.12 |  |  |  | (170,838 | ) |  |  | 29.82 |
Exercised |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Outstanding, end of year |  |  | 320,462 |  |  | $ | 6.52 |  |  |  | 389,687 |  |  | $ | 8.05 |
Exercisable, end of year |  |  | 265,462 |  |  | $ | 7.63 |  |  |  | 274,132 |  |  | $ | 10.79 |
| (1) | Represents the weighted average price.
Schedule of Stock Options Outstanding and Exercisable | The following table summarizes information for stock options outstanding and for stock options exercisable at December 31, 2018:
Options Outstanding |  |  | Options Exercisable |
|  |  | Exercise Price |  |  |  |  |  |  |  |  |  |
Number |  |  | Range |  |  |  |  |  | Remaining |  |  | Number |  |  | Weighted |
of Shares |  |  | Low |  |  | High |  |  | Weighted Average |  |  | Contractual Term (years) |  |  | of Shares |  |  | Average Exercise Price |
| 170,000 |  |  | $ | 0.72 |  |  | $ | 1.16 |  |  | $ | 1.00 |  |  |  | 8.8 |  |  |  | 115,000 |  |  | $ | 0.93 |
| 106,290 |  |  |  | 9.00 |  |  |  | 12.48 |  |  |  | 10.62 |  |  |  | 5.3 |  |  |  | 106,290 |  |  |  | 10.62 |
| 29,171 |  |  |  | 13.92 |  |  |  | 17.10 |  |  |  | 14.74 |  |  |  | 3.4 |  |  |  | 29,171 |  |  |  | 14.74 |
| 15,001 |  |  |  | 22.62 |  |  |  | 30.24 |  |  |  | 24.03 |  |  |  | 4.5 |  |  |  | 15,001 |  |  |  | 24.03 |
| 320,462 |  |  | $ | 0.72 |  |  | $ | 30.24 |  |  | $ | 6.52 |  |  |  | 6.9 |  |  |  | 265,462 |  |  | $ | 7.63 |
Schedule of Assumptions Fair Value of Options | In estimating the fair value of stock options issued in 2017, the Company used the Black-Scholes option-pricing model with the following assumptions:
Expected lives (in years) |  |  | 10.0 |
Risk-free interest rate |  |  | 2.33 | %
Expected volatility |  |  | 80.0 | %
Expected dividend yield |  |  | 0.0 | %

X
- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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=116856206&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=116856206&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=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration