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INCOME TAXES (Details) - Schedule of Components of Income Tax Expense (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Jan. 31, 2015 | Jan. 31, 2014 | Jan. 31, 2013
Federal: |  |  |
Current | $ 23,452 us-gaap_CurrentFederalTaxExpenseBenefit | $ 2,974 us-gaap_CurrentFederalTaxExpenseBenefit |
Deferred | 20,717 us-gaap_DeferredFederalIncomeTaxExpenseBenefit | 15,402 us-gaap_DeferredFederalIncomeTaxExpenseBenefit | (1,518)us-gaap_DeferredFederalIncomeTaxExpenseBenefit
| 44,169 us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations | 18,376 us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations | (1,518)us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations
State and Local: |  |  |
Current | 3,536 us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 2,154 us-gaap_CurrentStateAndLocalTaxExpenseBenefit |
Deferred | 1,944 us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit | 221 us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit | (30)us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit
| 5,480 us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations | 2,375 us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations | (30)us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations
Provision (benefit) for income taxes | $ 49,649 us-gaap_IncomeTaxExpenseBenefit | $ 20,751 us-gaap_IncomeTaxExpenseBenefit | $ (1,548)us-gaap_IncomeTaxExpenseBenefit

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- Definition Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I.7) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Current Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6509736 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section I -Paragraph Question 1-7 + Details
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