INVESTMENTS AND DEPOSITS (Details) - Schedule of Condensed Balance Sheet (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Jan. 31, 2013	Dec. 31, 2013 Patriot [Member]	Dec. 31, 2012 Patriot [Member]	Dec. 31, 2013 Big River [Member]	Dec. 31, 2012 Big River [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Current assets	$ 148,810	$ 114,927	$ 26,540	$ 22,302	$ 164,278	$ 139,879
Non current assets			159,081	161,319	348,884	375,803
Total assets			185,621	183,621	513,162	515,682
Current liabilities	32,140	31,459	16,034	20,201	68,769	90,865
Long-term liabilities			57,847	65,867	12,503	87,301
Total liabilities			73,881	86,068	81,272	178,166
Noncontrolling interests	$ 31,472	$ 27,931			$ 45,045	$ 29,007

Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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The net of assets and liabilities.

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Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.

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Aggregated carrying amounts of obligations as of the balance sheet date, excluding long-term debt, incurred as part of the normal operations that are expected to be paid after one year or beyond the normal operating cycle, if longer. Alternate captions include Total Deferred Credits and Other Liabilities.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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