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11. INCOME TAXES (Details - Net operating loss carryforward) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Net operating loss carryforward	$ 191,471	$ 12,284	$ 15,184	$ 0	$ 0	$ 0	$ 218,939
NOL carryforward subject to 382 limitation	$ 23,475	$ 0	$ 0	$ 0	$ 0	$ 0	$ 23,475

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- Definition

NOL carryforward subject to 382 limitation

+ References

No definition available.

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319

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