XML 42 R30.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Stock-Based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Summary of options outstanding by exercise price range |
Options Outstanding |  | Options Exercisable |
Range of Exercise Price |  | Number Outstanding at 12/31/17 |  |  | Weighted Average Remaining Contractual Life (years) |  |  | Weighted Average Exercise Price |  |  | Number Exercisable at 12/31/17 |  |  | Weighted Average Exercise Price |
$ 1.44 - $ 3.50 |  |  | 200,000 |  |  |  | 4.30 |  |  | $ | 2.85 |  |  |  | 190,000 |  |  | $ | 2.84 |
$ 3.51 - $ 5.00 |  |  | 1,426,000 |  |  |  | 1.85 |  |  | $ | 4.23 |  |  |  | 1,426,000 |  |  | $ | 4.23 |
$ 5.01 - $ 6.21 |  |  | 130,000 |  |  |  | 2.63 |  |  | $ | 5.98 |  |  |  | 130,000 |  |  | $ | 5.98 |
|  |  | 1,756,000 |  |  |  | 2.18 |  |  | $ | 4.20 |  |  |  | 1,746,000 |  |  | $ | 4.21
Summary of assumptions used to value stock options granted to employees and directors |
|  | For the year ended |
|  | December 31, 2016 |
Annual dividend yield |  |  | - |
Expected life (years) |  |  | 3.5 |
Risk-free interest rate |  |  | 0.83 | %
Expected volatility |  |  | 65.46 | %
|  | For the year ended |
|  | December 31, 2015 |
Annual dividend yield |  |  | - |
Expected life (years) |  |  | 2.97 |
Risk-free interest rate |  |  | 0.47% - 1.41 | %
Expected volatility |  |  | 60.07% - 72.33 | %
Summary of stock-based compensation expense |
|  | Years ended |
|  | December 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
(In thousands) |  |  |  |  |  |  |  |  |
Research and development |  | $ | - |  |  | $ | 48 |  |  | $ | 484 |
Sales and marketing |  |  | 50 |  |  |  | 150 |  |  |  | 296 |
General and administrative |  |  | 22 |  |  |  | 57 |  |  |  | 295 |
Stock-based compensation expense |  | $ | 72 |  |  | $ | 255 |  |  | $ | 1,075 |
(In thousands) |  | Remaining unrecognized expense at December 31, 2017 |
Stock-based compensation |  | $ | 11 |
Stock Options [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Summary of all stock option plans / warrant activity |
|  | Options Outstanding |
|  |  |  |  |  |  |  | Weighted- |  |  |  |
|  |  |  |  |  |  |  | Average |  |  |  |
|  |  |  |  | Weighted- |  |  | Remaining |  |  |  |
|  |  |  |  | Average |  |  | Contractual |  |  | Aggregate |
|  | Number of |  |  | Exercise |  |  | Life |  |  | Intrinsic |
|  | Shares |  |  | Price |  |  | (in years) |  |  | Value |
Options outstanding – January 1, 2015 |  |  | 1,709,400 |  |  | $ | 4.92 |  |  |  |  |  |  |  |  |
Options granted |  |  | 605,000 |  |  |  | 3.57 |  |  |  |  |  |  |  |  |
Options exercised |  |  | - |  |  |  | - |  |  |  |  |  |  |  |  |
Options cancelled or expired |  |  | (130,283 | ) |  |  | 6.03 |  |  |  |  |  |  |  |  |
Options outstanding – December 31, 2015 |  |  | 2,184,117 |  |  | $ | 4.48 |  |  |  |  |  |  |  |  |
Options granted |  |  | 25,000 |  |  |  | 1.44 |  |  |  |  |  |  |  |  |
Options exercised |  |  | - |  |  |  | - |  |  |  |  |  |  |  |  |
Options cancelled or expired |  |  | (363,117 | ) |  |  | 4.73 |  |  |  |  |  |  |  |  |
Options outstanding – December 31, 2016 |  |  | 1,846,000 |  |  | $ | 4.39 |  |  |  |  |  |  |  |  |
Options granted |  |  | - |  |  |  | - |  |  |  |  |  |  |  |  |
Options exercised |  |  | - |  |  |  | - |  |  |  |  |  |  |  |  |
Options cancelled or expired |  |  | (90,000 | ) |  |  | 8.21 |  |  |  |  |  |  |  |  |
Options outstanding – December 31, 2017 |  |  | 1,756,000 |  |  | $ | 4.20 |  |  |  | 2.18 |  |  | $ | - |
Options exercisable and expected to vest – December 31, 2017 |  |  | 1,756,000 |  |  | $ | 4.20 |  |  |  | 2.18 |  |  | $ | -

X
- Definition Stock based compensation expense related to stock options and warrants. + References No definition available. + Details
Name: | neond_StockBasedCompensationExpenseRelatedToStockOptionsAndWarrantsTableTextBlock
Namespace Prefix: | neond_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&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 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the change in stock options. + References No definition available. + Details
Name: | us-gaap_ScheduleOfStockOptionsRollForwardTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |