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15. COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Rent expense | $ 9,528 | $ 2,517 | $ 1,454
Capital improvement commitments | 5,198 |  |
Litigation contingent liability | 3,300 |  |
Ethanol contracts |  |  |
Sales commitments | $ 15,041 |  |
Indexed-price contracts to sell | 307,670,000 gallons |  |
Purchase commitments | $ 5,793 |  |
Indexed-price purchase contracts | 23,944,000 gallons |  |
Co-product contracts [Member] |  |  |
Sales commitments | $ 23,241 |  |
Indexed-price contracts to sell | 181,000 tons |  |
Corn contract |  |  |
Purchase commitments | $ 20,693 |  |
Syrup contracts |  |  |
Sales commitments | $ 871 |  |

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- Definition Carrying amount of reserve for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs, which is expected to be paid within one year of the date of the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.25) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 55 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6396582&loc=d3e15243-108350 + Details
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