Annual report pursuant to Section 13 and 15(d)

Earnings Per Share - Reconciliation of Net Earnings and Weighted Average Common Shares Outstanding (Detail)

v3.8.0.1
Earnings Per Share - Reconciliation of Net Earnings and Weighted Average Common Shares Outstanding (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Basic earnings per share                      
Net earnings attributable to Skechers U.S.A., Inc. $ (66,650) $ 92,310 $ 59,535 $ 93,995 $ 6,664 $ 65,110 $ 74,107 $ 97,612 $ 179,190 $ 243,493 $ 231,912
Weighted average common shares outstanding                 155,651 154,169 152,847
Basic earnings per share attributable to Skechers U.S.A., Inc. $ (0.43) $ 0.59 $ 0.38 $ 0.61 $ 0.04 $ 0.42 $ 0.48 $ 0.63 $ 1.15 $ 1.58 $ 1.52
Diluted earnings per share                      
Net earnings attributable to Skechers U.S.A., Inc. $ (66,650) $ 92,310 $ 59,535 $ 93,995 $ 6,664 $ 65,110 $ 74,107 $ 97,612 $ 179,190 $ 243,493 $ 231,912
Weighted average common shares outstanding                 155,651 154,169 152,847
Dilutive effect of nonvested shares                 872 915 1,353
Weighted average common shares outstanding                 156,523 155,084 154,200
Diluted earnings per share attributable to Skechers U.S.A., Inc. $ (0.43) $ 0.59 $ 0.38 $ 0.60 $ 0.04 $ 0.42 $ 0.48 $ 0.63 $ 1.14 $ 1.57 $ 1.50