Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Basic Earnings Per Share (Detail)

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Earnings Per Share - Basic Earnings Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Basic earnings per share        
Net earnings attributable to Skechers U.S.A., Inc. $ 26,849 $ 11,004 $ 40,623 $ 5,556
Weighted average common shares outstanding 50,393 49,443 50,329 49,335
Basic earnings per share attributable to Skechers U.S.A., Inc. $ 0.53 $ 0.22 $ 0.81 $ 0.11