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CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jan. 31, 2015	Jan. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 137,697us-gaap_CashAndCashEquivalentsAtCarryingValue	$ 105,149us-gaap_CashAndCashEquivalentsAtCarryingValue
Restricted cash		500us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
Accounts receivable	8,794us-gaap_AccountsReceivableNetCurrent	16,486us-gaap_AccountsReceivableNetCurrent
Inventory	18,062us-gaap_InventoryNet	19,370us-gaap_InventoryNet
Refundable income taxes	3,019us-gaap_IncomeTaxesReceivable	268us-gaap_IncomeTaxesReceivable
Prepaid expenses and other	5,810us-gaap_PrepaidExpenseAndOtherAssetsCurrent	4,891us-gaap_PrepaidExpenseAndOtherAssetsCurrent
Deferred taxes - net	2,363us-gaap_DeferredTaxAssetsNetNoncurrent	2,146us-gaap_DeferredTaxAssetsNetNoncurrent
Total current assets	175,745us-gaap_AssetsCurrent	148,810us-gaap_AssetsCurrent
Property and equipment - net	194,447us-gaap_PropertyPlantAndEquipmentNet	202,258us-gaap_PropertyPlantAndEquipmentNet
Other assets	6,366us-gaap_OtherAssetsNoncurrent	5,388us-gaap_OtherAssetsNoncurrent
Equity method investments	80,389us-gaap_EquityMethodInvestments	71,189us-gaap_EquityMethodInvestments
Restricted investments and deposits		223us-gaap_RestrictedCashAndInvestmentsNoncurrent
TOTAL ASSETS	456,947us-gaap_Assets	427,868us-gaap_Assets
CURRENT LIABILITIES:
Current portion of long term debt		12,226us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent
Accounts payable – trade	9,210us-gaap_AccountsPayableTradeCurrent	6,626us-gaap_AccountsPayableTradeCurrent
Derivative financial instruments		1,141us-gaap_DerivativeLiabilitiesNoncurrent
Accrued expenses and other current liabilities	10,347us-gaap_OtherLiabilitiesCurrent	12,147us-gaap_OtherLiabilitiesCurrent
Total current liabilities	19,557us-gaap_LiabilitiesCurrent	32,140us-gaap_LiabilitiesCurrent
LONG TERM LIABILITIES:
Long term debt		63,500us-gaap_LongTermDebtNoncurrent
Deferred taxes	42,768us-gaap_DeferredTaxLiabilitiesNoncurrent	19,613us-gaap_DeferredTaxLiabilitiesNoncurrent
Other long term liabilities	1,658us-gaap_OtherLiabilitiesNoncurrent	1,862us-gaap_OtherLiabilitiesNoncurrent
Total long term liabilities	44,426us-gaap_LiabilitiesNoncurrent	84,975us-gaap_LiabilitiesNoncurrent
REX shareholders’ equity:
Common stock, 45,000 shares authorized, 29,853 shares issued at par	299us-gaap_CommonStockValue	299us-gaap_CommonStockValue
Paid in capital	144,791us-gaap_AdditionalPaidInCapitalCommonStock	144,051us-gaap_AdditionalPaidInCapitalCommonStock
Retained earnings	444,438us-gaap_RetainedEarningsAccumulatedDeficit	357,101us-gaap_RetainedEarningsAccumulatedDeficit
Treasury stock, 21,954 and 21,753 shares, respectively	(239,557)us-gaap_TreasuryStockValue	(222,170)us-gaap_TreasuryStockValue
Total REX shareholders’ equity	349,971us-gaap_StockholdersEquity	279,281us-gaap_StockholdersEquity
Noncontrolling interests	42,993us-gaap_MinorityInterest	31,472us-gaap_MinorityInterest
Total equity	392,964us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	310,753us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
TOTAL LIABILITIES AND EQUITY	$ 456,947us-gaap_LiabilitiesAndStockholdersEquity	$ 427,868us-gaap_LiabilitiesAndStockholdersEquity

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