Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 11, 2013
Jun. 30, 2012
Document And Entity Information [Abstract]      
Document Type 10-K/A    
Amendment Flag true    
Amendment Description This Amendment No. 1 on Form 10-K/A to the Original 10-K, or the Amendment, is being filed to include PwC’s audit report on the Company’s financial statements for the fiscal years ended December 31, 2010, 2011 and 2012 and the effectiveness of the Company’s internal control over financial reporting as of December 31, 2012, and to make certain revisions to the Company’s financial statements and notes thereto for such periods in respect of the prior period income tax errors, or the Prior Period Errors, discussed in greater detail in Note 2, Basis of Presentation under the heading Revision of Prior Period Financial Statements in this Amendment. In addition, due to the Company filing this Amendment, the Company as required has revised Note 13, Fair Value Measurements, relating to the retrospective adoption of Accounting Standards Update, or ASU, 2011-11 and ASU 2013-01, which were effective for the Company’s fiscal year beginning January 1, 2013. See Note 2, Basis of Presentation under the heading New Accounting Pronouncements in this Amendment for additional information. In addition, Note 14, Subsequent Events, and Part II, Item 7, have also been updated to disclose the Company’s subsequent engagement of legal and advisory firms to assist in connection with a hedge fund manager’s publicly raised allegations. As a result, the Company’s consolidated financial statements and notes thereto incorporated by reference into Part II, Item 8 of the Original 10-K are hereby updated and superseded to reflect the foregoing. In addition, Part II, Items 6, 7 and 9A of the Original 10-K are amended and restated herein in their entirety to address the Prior Period Errors. Item 14 of Part III of the Form 10-K is also updated hereby to disclose the aggregate fees billed by PwC for the re-audit of the Company’s financial statements described above. In connection with the filing of this Amendment and pursuant to SEC Exchange Act Rule 12b-15, the Company is filing as exhibits to this Amendment new certifications of the Company’s principal executive officer and principal financial officer under Part IV, Item 15 hereof in respect of the periods covered by the Amendment. In addition, the Company is filing as exhibit 101 to this Amendment the amended and restated financial statements and related notes formatted in XBRL (eXtensible Business Reporting Language) under Part IV, Item 15 hereof to reflect the revisions to the Company’s financial statements described above.    
Document Period End Date Dec. 31, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus FY    
Trading Symbol HLF    
Entity Registrant Name HERBALIFE LTD.    
Entity Central Index Key 0001180262    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status No    
Entity Voluntary Filers No    
Entity Filer Category Large Accelerated Filer    
Entity Common Stock, Shares Outstanding   101,010,427  
Entity Public Float     $ 4,046