Annual report pursuant to Section 13 and 15(d)

The Company and Summary of Significant Accounting Policies - Additional Information (Detail)

v2.4.1.9
The Company and Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]      
Impairment charges $ 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse $ 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse $ 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
Amortization expense 747,000us-gaap_AmortizationOfIntangibleAssets 912,000us-gaap_AmortizationOfIntangibleAssets 906,000us-gaap_AmortizationOfIntangibleAssets
Impairment of intangible assets 0us-gaap_ImpairmentOfIntangibleAssetsFinitelived 0us-gaap_ImpairmentOfIntangibleAssetsFinitelived 0us-gaap_ImpairmentOfIntangibleAssetsFinitelived
Amortization of deferred financing costs 1,201,000us-gaap_AmortizationOfFinancingCosts 1,201,000us-gaap_AmortizationOfFinancingCosts 1,195,000us-gaap_AmortizationOfFinancingCosts
Options excluded from the computation of diluted earnings 0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Advertising expense 141,700,000us-gaap_AdvertisingExpense 118,500,000us-gaap_AdvertisingExpense 103,900,000us-gaap_AdvertisingExpense
Prepaid advertising costs 13,000,000us-gaap_PrepaidAdvertising 5,500,000us-gaap_PrepaidAdvertising  
Product design and development costs 10,300,000skx_ProductDesignAndDevelopmentCosts 9,200,000skx_ProductDesignAndDevelopmentCosts 9,500,000skx_ProductDesignAndDevelopmentCosts
Warehouse and distribution costs $ 134,800,000us-gaap_DistributionFees $ 122,900,000us-gaap_DistributionFees $ 119,300,000us-gaap_DistributionFees
Domestic [Member]      
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]      
Number of operating retail stores 362us-gaap_NumberOfStores
/ us-gaap_StatementGeographicalAxis
= skx_DomesticMember
   
International [Member]      
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]      
Number of operating retail stores 87us-gaap_NumberOfStores
/ us-gaap_StatementGeographicalAxis
= skx_InternationalMember
   
Minimum [Member]      
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]      
Intangible assets useful life 1 year    
Maximum [Member]      
Schedule Of Organization And Summary Of Significant Accounting Policies [Line Items]      
Intangible assets useful life 10 years