Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Document and Entity Information

 v2.3.0.11
Document and Entity Information
12 Months Ended
Mar. 31, 2011
Document and Entity Information [Abstract]  
Entity Registrant Name JAMES HARDIE INDUSTRIES SE
Entity Central Index Key 0001159152
Document Type 20-F
Document Period End Date Mar. 31, 2011
Amendment Flag false
Document Fiscal Year Focus 2011
Document Fiscal Period Focus FY
Current Fiscal Year End Date --03-31
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 436,386,587