Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information
9 Months Ended
Sep. 30, 2014
Nov. 14, 2014
Document And Entity Information [Abstract]    
Document Type 10-Q/A  
Amendment Flag true  
Amendment Description This Form 10-Q/A sets forth the Original Filing, in its entirety, as modified and superseded as necessary to reflect the restatement. The following items in the Original Filing have been amended as a result of, and to reflect, the restatement: • Part I, Item 1 Financial Statements (Restated) • Part I, Item 2 Management’s Discussion and Analysis of Financial Condition and Results of Operations. This report on Form 10-Q/A is presented as of the filing date of the Original Filing and does not reflect events occurring after that date, or modify or update the information contained therein other than as required to correct the errors and record the adjustments described above. In accordance with applicable SEC rules, this Form 10-Q/A includes new certifications required by Sections 302 and 906 of the Sarbanes-Oxley Act of 2002, as amended, from our Chief Executive Officer and Chief Financial Officer dated as of the filing date of this Form 10-Q/A.  
Document Period End Date Sep. 30, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q3  
Trading Symbol MBVX  
Entity Central Index Key 0001109196  
Current Fiscal Year End Date --12-31  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   2,183,032dei_EntityCommonStockSharesOutstanding