XML 39 R29.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Stock-Based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Stock-Based Compensation Table [Abstract] |
Schedule of summary of options outstanding by exercise price range |
Options Outstanding
Range of Exercise Price |  | Number Outstanding and exercisable at 12/31/21 |  |  | Weighted Average Remaining Contractual Life (years) |  |  | Weighted Average Exercise Price |
$ 0 - $ 15.00 |  |  | 2,500 |  |  |  | 1.60 |  |  | $ | 14.40 |
$ 15.01 - $ 30.40 |  |  | 7,000 |  |  |  | 0.17 |  |  | $ | 30.40 |
|  |  | 9,500 |  |  |  | 0.54 |  |  | $ | 26.19 |
Schedule of summary of all stock option plans |
|  | Options Outstanding |
|  |  |  |  |  |  |  | Weighted- |  |  |  |
|  |  |  |  |  |  |  | Average |  |  |  |
|  |  |  |  | Weighted- |  |  | Remaining |  |  |  |
|  |  |  |  | Average |  |  | Contractual |  |  | Aggregate |
|  | Number of |  |  | Exercise |  |  | Life |  |  | Intrinsic |
|  | Shares |  |  | Price |  |  | (in years) |  |  | Value |
Options outstanding – January 1, 2020 |  |  | 52,500 |  |  | $ | 27.51 |  |  |  | 1.37 |  |  | $ | - |
Options granted |  |  | - |  |  |  | - |  |  |  |  |  |  |  | - |
Options exercised |  |  | - |  |  |  | - |  |  |  |  |  |  |  | - |
Options cancelled or expired |  |  | (42,000 | ) |  |  | 26.99 |  |  |  |  |  |  |  | - |
Options outstanding – December 31, 2020 |  |  | 10,500 |  |  | $ | 29.61 |  |  |  | 1.40 |  |  |  | - |
Options granted |  |  | - |  |  |  | - |  |  |  |  |  |  |  | - |
Options exercised |  |  | - |  |  |  | - |  |  |  |  |  |  |  | - |
Options cancelled or expired |  |  | (1,000 | ) |  |  | 62.10 |  |  |  |  |  |  |  | - |
Options outstanding and vested – December 31, 2021 |  |  | 9,500 |  |  | $ | 26.19 |  |  |  | 0.54 |  |  | $ | - |
Schedule of summary of stock-based compensation expense |
|  | Years ended December 31, |
|  | 2021 |  |  | 2020 |
(In thousands) |  |  |  |  |  |
Sales and marketing |  | $ | 50 |  |  | $ | 32 |
General and administrative |  |  | 107 |  |  |  | 45 |
Stock-based compensation expense |  | $ | 157 |  |  | $ | 77 |

X
- Definition Schedule of Summary of all stock option plans / warrant activity. + References No definition available. + Details
Name: | neond_ScheduleOfSummaryOfAllStockOptionPlansAndWarrantActivityTableTextBlock
Namespace Prefix: | neond_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | neond_StockBasedCompensationExpenseRelatedToStockOptionsAndWarrantsTableTextBlock
Namespace Prefix: | neond_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | neond_StockBasedCompensationTablesLineItems
Namespace Prefix: | neond_
Data Type: | xbrli:stringItemType
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://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=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration