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, 2011
Jun. 30, 2011
Feb. 15, 2012
Class A
Feb. 15, 2012
Class B
Entity Registrant Name SKECHERS USA INC      
Entity Central Index Key 0001065837      
Document Type 10-K      
Document Period End Date Dec. 31, 2011      
Amendment Flag false      
Document Fiscal Year Focus 2011      
Document Fiscal Period Focus FY      
Current Fiscal Year End Date --12-31      
Entity Well-known Seasoned Issuer Yes      
Entity Voluntary Filers No      
Entity Current Reporting Status Yes      
Entity Filer Category Large Accelerated Filer      
Entity Public Float   $ 538    
Entity Common Stock, Shares Outstanding     38,721,910 11,274,090