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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
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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. + Details
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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 + Details
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