Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v2.4.0.8
Document and Entity Information (USD $)
12 Months Ended
Mar. 31, 2013
Jun. 25, 2013
Document And Entity Information    
Entity Registrant Name BMB MUNAI INC  
Entity Central Index Key 0000924805  
Document Type 10-K  
Document Period End Date Mar. 31, 2013  
Amendment Flag false  
Current Fiscal Year End Date --03-31  
Is Entity a Well-known Seasoned Issuer? No  
Is Entity a Voluntary Filer? No  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Smaller Reporting Company  
Entity Public Float   $ 11,909,881
Entity Common Stock, Shares Outstanding   55,787,554
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2013