4. Disposition of SPI China (Details Narrative) $ in Thousands	12 Months Ended
Dec. 31, 2018 USD ($) shares
Lighting Charm [Member]
Options granted \| shares	1,000,000
Fair value of options granted	$ 694
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

Net number of share options (or share units) granted during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(1)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration