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BUSINESS COMBINATIONS - Proforma information (Details) - APC and Roberts - USD ($) | 12 Months Ended
--- | ---
Jan. 31, 2016 | Jan. 31, 2015
Pro Forma information |  |
Adjustments to net income for pro forma presentation | $ (23,643,000) | $ 667,000
Adjustments to net income per share for pro forma presentation (in dollars per share) | $ (1.57) | $ 0.04
Revenue since acquisition | $ 29,454,000 |
Loss before income tax benefit since acquisition | (1,509,000) |
Pro forma revenues | 575,961 | $ 524,795
Pro forma net income | 26,561 | 44,122
Pro forma net income attributable to the stockholders of Argan, Inc. | $ 12,702 | $ 31,112
Pro forma earnings per share attributable to the stockholders of Argan, Inc. |  |
Basic (in dollars per share) | $ 0.86 | $ 2.14
Diluted (in dollars per share) | $ 0.84 | $ 2.06

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- Definition This element represents the amount of earnings or loss before taxes of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References No definition available. + Details
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- Definition The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463 + Details
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