Skechers U.S.A., Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Segment Information - Segment Reporting Information (Detail)

Segment Information - Segment Reporting Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Identifiable assets	$ 1,674,918us-gaap_Assets				$ 1,408,570us-gaap_Assets				$ 1,674,918us-gaap_Assets	$ 1,408,570us-gaap_Assets
Net sales, Total	569,722us-gaap_SalesRevenueGoodsNet	674,270us-gaap_SalesRevenueGoodsNet	587,051us-gaap_SalesRevenueGoodsNet	546,518us-gaap_SalesRevenueGoodsNet	450,737us-gaap_SalesRevenueGoodsNet	515,756us-gaap_SalesRevenueGoodsNet	428,247us-gaap_SalesRevenueGoodsNet	451,621us-gaap_SalesRevenueGoodsNet	2,377,561us-gaap_SalesRevenueGoodsNet	1,846,361us-gaap_SalesRevenueGoodsNet	1,560,321us-gaap_SalesRevenueGoodsNet
Gross profit	257,629us-gaap_GrossProfit	304,498us-gaap_GrossProfit	269,375us-gaap_GrossProfit	240,403us-gaap_GrossProfit	200,645us-gaap_GrossProfit	230,521us-gaap_GrossProfit	194,894us-gaap_GrossProfit	192,732us-gaap_GrossProfit	1,071,905us-gaap_GrossProfit	818,792us-gaap_GrossProfit	683,326us-gaap_GrossProfit
Additions to property, plant and equipment									56,905	41,294	52,452
Domestic wholesale [Member]
Segment Reporting Information [Line Items]
Identifiable assets	979,582				865,071				979,582	865,071
Net sales, Total									997,994	802,163	652,651
Gross profit									367,980	288,818	242,931
Additions to property, plant and equipment									9,655	9,652	33,488
International wholesale [Member]
Segment Reporting Information [Line Items]
Identifiable assets	510,063				374,738				510,063	374,738
Net sales, Total									689,195	478,799	432,163
Gross profit									292,722	198,853	166,454
Additions to property, plant and equipment									18,899	4,828	2,939
Retail [Member]
Segment Reporting Information [Line Items]
Identifiable assets	185,041				168,532				185,041	168,532
Net sales, Total									663,528	538,186	453,600
Gross profit									398,613	319,036	264,010
Additions to property, plant and equipment									28,351	26,814	16,025
E-commerce [Member]
Segment Reporting Information [Line Items]
Identifiable assets	232				229				232	229
Net sales, Total									26,844	27,213	21,907
Gross profit									$ 12,590	$ 12,085	$ 9,931