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DIVESTITURES (Details Narrative) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jan. 22, 2019 $ / shares shares | Dec. 31, 2019 USD ($) $ / shares | Mar. 31, 2019 USD ($) | Dec. 31, 2019 USD ($) $ / shares | Dec. 31, 2018 $ / shares
Common stock, par value (in dollars per share) |  |  | $ 0.001 |  | $ 0.001 | $ 0.001
Gain on deconsolidation | $ |  |  |  |  | $ 4,207 |
PCPI [Member] |  |  |  |  |  |
Common stock, par value (in dollars per share) |  | $ 0.01 |  |  |  |
Gain on deconsolidation | $ |  |  |  | $ 4,200 |  |
Noncompete Agreement [Member] |  |  |  |  |  |
Non-compete agreement term | [1] |  |  |  |  | 4 years
CleanSpark [Member] |  |  |  |  |  |
Common stock, par value (in dollars per share) |  |  | $ 0.001 |  | $ 0.001 |
Stock split ratio |  |  |  |  | 10 |
Fair value of investment | $ |  |  | $ 1,400 |  | $ 1,400 |
Unrealized gain (loss) on investment | $ |  |  |  |  | $ (2,800) |
CleanSpark [Member] | Contract Manufacturing Agreement [Member] |  |  |  |  |  |
Manufacturing agreement, target percentage of customer price |  | 91.00% |  |  |  |
Manufacturing agreement, maximum percentage of Company's cost |  | 109.00% |  |  |  |
Manufacturing agreement term |  | 18 months |  |  |  |
CleanSpark [Member] | Common Stock [Member] |  |  |  |  |  |
Common stock, par value (in dollars per share) |  | $ 0.001 |  |  |  |
Number of shares converted | shares |  | 175,000 |  |  |  |
Stock split ratio |  |  | 10 |  |  |
CleanSpark [Member] | Noncompete Agreement [Member] |  |  |  |  |  |
Non-compete agreement term |  | 4 years |  |  |  |
CleanSpark [Member] | Warrant 1 [Member] |  |  |  |  |  |
Warrant term |  | 5 years |  |  |  |
Number of shares called by warrant | shares |  | 50,000 |  |  |  |
Warrant exercise price |  | $ 16.00 |  |  |  |
CleanSpark [Member] | Warrant 2 [Member] |  |  |  |  |  |
Warrant term |  | 5 years |  |  |  |
Number of shares called by warrant | shares |  | 50,000 |  |  |  |
Warrant exercise price |  | $ 20.00 |  |  |  |
[1] | During 2018, the Company recorded impairment charges to customer relationships, non-compete agreements and technology-related industry accreditations intangible assets of the switchgear business upon determining that the carrying value of these assets was not recoverable.

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