Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Stock Compensation (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands																					3 Months Ended	12 Months Ended
	Dec. 11, 2020	Nov. 23, 2020	Oct. 19, 2020	Oct. 02, 2020	Sep. 25, 2020	Sep. 18, 2020	Sep. 17, 2020	Jun. 30, 2020	Apr. 20, 2020	Apr. 15, 2020	Mar. 20, 2020	Jan. 13, 2020	Jan. 02, 2020	Oct. 15, 2019	Oct. 02, 2019	Sep. 17, 2019	Aug. 06, 2019	Jun. 22, 2019	Mar. 12, 2019	Jan. 02, 2019	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 27, 2020	Dec. 13, 2020	Dec. 03, 2020	Nov. 13, 2020	Oct. 22, 2020	Mar. 22, 2020	Mar. 14, 2020	Mar. 12, 2020
Number of shares reserved for future issuance																						6,390,438
Option vested years																						4 years
Option expiration term																						5 years
Options intrinsic value																						$ 270	$ 400
Number of stock options issued during period																						2,956,000	802,882
Option exercise price per share																						$ 0.76	$ 1.84
Expected dividends																						0.00%
Unrecognized compensation expense																						$ 5,800
Compensation expense																						$ 1,800
Dynamic Capital LLC [Member]
Warrants purchased to common stock																								36,337	10,413	29,172	24,892	25,398	10,765	20,063	30,000
Dynamic Capital LLC [Member] \| Previously Issued warrants deemed Expired [Member]
Warrants purchased to common stock																							1,021,159
Warrants [Member]
Expected dividends																							0.00%
Minimum [Member]
Discount rate																						0.23%	1.51%
Expected life																						3 years	3 years
Expected volatility																						136.00%	69.00%
Minimum [Member] \| Warrants [Member]
Discount rate																							1.55%
Expected life																							18 days
Expected volatility																							54.00%
Maximum [Member]
Discount rate																						1.61%	2.47%
Expected life																						4 years	6 years
Expected volatility																						148.00%	70.00%
Maximum [Member] \| Warrants [Member]
Discount rate																							2.52%
Expected life																							2 years
Expected volatility																							120.00%
Michael Pope [Member]
Option vested years																					1 year
Michael Pope [Member] \| Restricted Stock Units [Member]
Option vested years											1 year
Number of stock options issued during period											186,484
Fair value of stock options											$ 76
New Board Members [Member] \| Restricted Stock Units [Member]
Option vested years								1 year
Number of stock options issued during period								108,696
Fair value of stock options								$ 100
New Employee [Member] \| Restricted Stock Units [Member]
Option vested years			4 years			4 years
Number of stock options issued during period			18,634			34,483
Fair value of stock options			$ 30			$ 50
New Employee [Member] \| Restricted Stock Units [Member]
Option vested years				4 years
Number of stock options issued during period				20,000
Fair value of stock options				$ 37
New Employee [Member] \| Sahara Presentation Systems PLC [Member] \| Restricted Stock Units [Member]
Option vested years					4 years
Number of stock options issued during period					2,725,400
Fair value of stock options					$ 4,500
Stock Options [Member]
Option vested years	4 years	4 years					4 years		4 years	4 years		1 year								1 year
Option expiration term	10 years	10 years					10 years		5 years	5 years		5 years								5 years
Number of stock options issued during period	10,000	10,000					16,000		20,000	2,550,000		50,000	300,000							300,000
Option exercise price per share	$ 1.95	$ 1.45					$ 1.46		$ 0.67	$ 0.70		$ 1.20	$ 1.15							$ 1.30
Fair value of stock options	$ 14	$ 13					$ 20		$ 11	$ 1,500		$ 67	$ 264							$ 186
Stock Options [Member] \| EOS [Member]
Option vested years																4 years
Option expiration term																10 years
Number of stock options issued during period																32,000
Option exercise price per share																$ 2.09
Fair value of stock options																$ 42
Stock Options [Member] \| President [Member]
Number of stock options issued during period													100,000							100,000
Stock Options [Member] \| Chairman [Member]
Number of stock options issued during period													100,000
Stock Options [Member] \| Chief Executive Officer [Member]
Number of stock options issued during period													100,000							100,000
Stock Options [Member] \| Chief Operating Officer [Member]
Number of stock options issued during period																				100,000
Stock Options [Member] \| Chief Operating Officer [Member]
Option expiration term																			10 years
Number of stock options issued during period																			20,000
Option exercise price per share																			$ 2.50
Fair value of stock options																			$ 31
Stock Options [Member] \| Qwizdom [Member]
Option expiration term																		10 years
Number of stock options issued during period																		60,000
Option exercise price per share																		$ 2.85
Fair value of stock options																		$ 107
Stock Options [Member] \| Directors [Member]
Option vested years																	1 year
Option expiration term																	5 years
Number of stock options issued during period																	131,250
Option exercise price per share																	$ 2.40
Fair value of stock options																	$ 146
Stock Options [Member] \| Employees [Member]
Option vested years															4 years
Option expiration term															5 years
Number of stock options issued during period															207,000
Option exercise price per share															$ 1.84
Fair value of stock options															$ 201
Stock Options [Member] \| Board of Directors [Member]
Option vested years														1 year
Option expiration term														5 years
Number of stock options issued during period														52,632
Option exercise price per share														$ 1.9
Fair value of stock options														$ 47
Directors Officers Key Employees Consultants [Member]
Share based compensation stock option available for grant																						2,690,438
Directors, Officers and Employees [Member] \| Equity Incentive Plan [Member]
Share based compensation stock option available for grant										3,700,000
Ryan Legudi [Member] \| Warrants [Member]
Option vested years									4 years
Option expiration term									5 years
Number of stock options issued during period									20,000
Option exercise price per share									$ 0.70
Fair value of stock options									$ 11