4. Disposition of SPI China (Details Narrative) $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($) shares
Lighting Charm [Member]
Options granted \| shares	1,000,000
Fair value of options granted	$ 694
SR II [Member]
Sale of shares	2,802
Gain loss on disposal	(481)
SR V [Member]
Sale of shares	2,014
Gain loss on disposal	96
Discontinued Operations [Member] \| SPI China [Member]
Additional paid in capital for excess of SPI China's book value of liabilities over assets	108,433
Loss on debt forgiveness	$ 536

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- Definition

Loss on debt forgiveness

+ References

No definition available.

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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Section 45
-Paragraph 14
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Net number of share options (or share units) granted during the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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