2.4.0.81010 - Disclosure - Description of Business and Summary of Significant Accounting Policiestruefalsefalse1false falsefalseD2014Q1http://www.sec.gov/CIK0000724004duration2013-04-01T00:00:002013-06-30T00:00:001true 1us-gaap_AccountingPoliciesAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Description of Business and Summary of Significant Accounting Policies2false 2us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00<div style="font-size:10.0pt;font-family:Times New Roman;"> Note 1 -Description of Business and Summary of Significant Accounting Policies   Description of Business   Mesa Laboratories, Inc. (we, us, our, the “Company” or “Mesa”) was incorporated under the laws of the State of Colorado on March 26, 1982.  We pursue a strategy of focusing primarily on quality control products, which are sold into niche markets that are driven by regulatory requirements.  We prefer markets that have limited competition where we can establish a commanding presence and achieve high gross margins.  We are organized into two divisions across four physical locations.  Our Instruments Division designs, manufactures and markets quality control instruments and disposable products utilized in connection with the healthcare, pharmaceutical, food and beverage, medical device, industrial hygiene, semiconductor and petrochemical industries. Our Biological Indicators Division manufactures and markets biological indicators and distributes chemical indicators used to assess the effectiveness of sterilization processes, including steam, gas, hydrogen peroxide and radiation, in the hospital, dental, medical device and pharmaceutical industries.   Basis of Presentation   The accompanying condensed balance sheet as of March 31, 2013, has been derived from audited financial statements. The accompanying unaudited interim condensed financial statements of Mesa have been prepared on the same basis as the annual audited financial statements and in accordance with accounting principles generally accepted in the United States (“GAAP”) for interim financial information and the rules and regulations of the Securities and Exchange Commission (“SEC”) for interim financial statements. In the opinion of management, such unaudited information includes all adjustments (consisting only of normal recurring accruals) necessary for a fair presentation of this interim information. Operating results and cash flows for interim periods are not necessarily indicative of results that can be expected for the entire year. The information included in this report should be read in conjunction with our audited financial statements and notes thereto included in our Annual Report on Form 10-K for the year ended March 31, 2013.   The summary of our significant accounting policies is incorporated by reference to our Annual Report on Form 10-K for the year ended March 31, 2013.   Recently Issued Accounting Pronouncements   In October 2012, the FASB issued ASU 2012-04, Technical Corrections and Improvements.  This standard includes: 1) source literature amendments to conform the language between current accounting literature and legacy source literature; 2) clarification of guidance and reference corrections; and 3) relocation of guidance to a more appropriate location.  The adoption of this standard did not have an impact on our financial statements or disclosures. </div>falsefalsefalsenonnum:textBlockItemTypenaThe entire disclosure for the general note to the financial statements for the reporting entity which may include, descriptions of the basis of presentation, business description, significant accounting policies, consolidations, reclassifications, new pronouncements not yet adopted and changes in accounting principles.No definition available.false0Description of Business and Summary of Significant Accounting PoliciesfalseDescription of Business and Summary of Significant Accounting PoliciesUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.mesalabs.com/role/DisclosureDescriptionOfBusinessAndSummaryOfSignificantAccountingPolicies12