Annual report pursuant to Section 13 and 15(d)

Summary of Quarterly Financial Information - Summary of Unaudited Financial Data (Detail)

v3.6.0.2
Summary of Quarterly Financial Information - Summary of Unaudited Financial Data (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Statement [Abstract]                      
Net sales $ 764,290 $ 942,417 $ 877,810 $ 978,794 $ 722,683 $ 856,179 $ 800,464 $ 767,997 $ 3,563,311 $ 3,147,323 $ 2,377,561
Gross profit 356,212 429,978 416,254 432,152 329,854 387,006 374,608 332,540 1,634,596 1,424,008 1,071,905
Net earnings 15,169 76,542 84,009 109,639 38,490 73,834 87,065 61,658 285,359 261,047 152,196
Net earnings attributable to Skechers U.S.A., Inc. $ 6,664 $ 65,110 $ 74,107 $ 97,612 $ 29,448 $ 66,602 $ 79,782 $ 56,080 $ 243,493 $ 231,912 $ 138,811
Net earnings per share:                      
Net earnings per share, Basic $ 0.04 $ 0.42 $ 0.48 $ 0.63 $ 0.19 $ 0.44 $ 0.52 $ 0.37 $ 1.58 $ 1.52 $ 0.91
Net earnings per share, Diluted $ 0.04 $ 0.42 $ 0.48 $ 0.63 $ 0.19 $ 0.43 $ 0.52 $ 0.37 $ 1.57 $ 1.50 $ 0.91