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16. FAIR VALUE MEASUREMENTS (Details - Other derivatives) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014
Assets: |  |
Assets | $ 14,648 | $ 1,586
Liabilities: |  |
Liabilities | (2,121) | (3,135)
Level 1 [Member] |  |
Assets: |  |
Assets | 2,081 | 1,586
Liabilities: |  |
Liabilities | (1,848) | (1,149)
Level 2 [Member] |  |
Assets: |  |
Assets | 12,567 | 1,586
Liabilities: |  |
Liabilities | 0 | (1,149)
Level 3 [Member] |  |
Assets: |  |
Assets | 0 | 0
Liabilities: |  |
Liabilities | (273) | 0
Derivative Financial Instrument [Member] |  |
Assets: |  |
Assets | 2,081 | 1,586
Liabilities: |  |
Liabilities | (1,848) | (1,149)
Derivative Financial Instrument [Member] | Level 1 [Member] |  |
Assets: |  |
Assets | 2,081 | 1,586
Liabilities: |  |
Liabilities | 0 | (1,149)
Derivative Financial Instrument [Member] | Level 2 [Member] |  |
Assets: |  |
Assets | 0 | 0
Liabilities: |  |
Liabilities | 0 | 0
Derivative Financial Instrument [Member] | Level 3 [Member] |  |
Assets: |  |
Assets | 0 | 0
Liabilities: |  |
Liabilities | 0 | 0
Warrant |  |
Assets: |  |
Assets | 0 |
Liabilities: |  |
Liabilities | (273) | (1,986)
Warrant | Level 1 [Member] |  |
Liabilities: |  |
Liabilities | 0 | 0
Warrant | Level 2 [Member] |  |
Liabilities: |  |
Liabilities | 0 | 0
Warrant | Level 3 [Member] |  |
Liabilities: |  |
Liabilities | (273) | $ (1,986)
Defined Benefit Plan Assets Large U.S. Equity [Member] |  |
Assets: |  |
Assets | $ 3,662 |
Liabilities: |  |
Benefit plan allocation percentage | 29.00% |
Defined Benefit Plan Assets Large U.S. Equity [Member] | Level 1 [Member] |  |
Assets: |  |
Assets | $ 0 |
Defined Benefit Plan Assets Large U.S. Equity [Member] | Level 2 [Member] |  |
Assets: |  |
Assets | 3,662 |
Defined Benefit Plan Assets Large U.S. Equity [Member] | Level 3 [Member] |  |
Assets: |  |
Assets | 0 |
Defined Benefit Plan Assets Small/Mid U.S. Equity [Member] |  |
Assets: |  |
Assets | $ 1,099 |
Liabilities: |  |
Benefit plan allocation percentage | 9.00% |
Defined Benefit Plan Assets Small/Mid U.S. Equity [Member] | Level 1 [Member] |  |
Assets: |  |
Assets | $ 0 |
Defined Benefit Plan Assets Small/Mid U.S. Equity [Member] | Level 2 [Member] |  |
Assets: |  |
Assets | 1,099 |
Defined Benefit Plan Assets Small/Mid U.S. Equity [Member] | Level 3 [Member] |  |
Assets: |  |
Assets | 0 |
Defined Benefit Plan Assets International Equity [Member] |  |
Assets: |  |
Assets | $ 1,525 |
Liabilities: |  |
Benefit plan allocation percentage | 12.00% |
Defined Benefit Plan Assets International Equity [Member] | Level 1 [Member] |  |
Assets: |  |
Assets | $ 0 |
Defined Benefit Plan Assets International Equity [Member] | Level 2 [Member] |  |
Assets: |  |
Assets | 1,525 |
Defined Benefit Plan Assets International Equity [Member] | Level 3 [Member] |  |
Assets: |  |
Assets | 0 |
Defined Benefit Plan Assets Fixed Income [Member] |  |
Assets: |  |
Assets | $ 6,281 |
Liabilities: |  |
Benefit plan allocation percentage | 50.00% |
Defined Benefit Plan Assets Fixed Income [Member] | Level 1 [Member] |  |
Assets: |  |
Assets | $ 0 |
Defined Benefit Plan Assets Fixed Income [Member] | Level 2 [Member] |  |
Assets: |  |
Assets | 6,281 |
Defined Benefit Plan Assets Fixed Income [Member] | Level 3 [Member] |  |
Assets: |  |
Assets | $ 0 |

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