Basis of presentation

6 Months Ended

Jul. 31, 2011

Basis of Presentation [Abstract]

Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]

Basis of presentation. The interim condensed consolidated financial statements of MFRI, Inc. and subsidiaries (the "Company") are unaudited, but include all adjustments, which the Company's management considers necessary to present fairly the financial position and results of operations for the periods presented. These adjustments consist of normal recurring adjustments. Information and footnote disclosures have been condensed or omitted pursuant to Securities and Exchange Commission ("SEC") rules and regulations. The consolidated balance sheet as of January 31, 2011 has been derived from the audited consolidated balance sheet as of that date. The results of operations for any interim period are not necessarily indicative of future or annual results. Interim financial statements should be read in conjunction with the financial statements and the notes thereto included in the Company's latest Annual Report on Form 10-K. Reclassifications have been made in prior year financial statements to conform to the current year presentation. The Company's fiscal year ends on January 31. Years and balances described as 2011 and 2010 are for the six months endedJuly 31, 2011 and 2010, respectively.