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Business and Credit Concentrations - Company's Top Five Manufacturers Produced (Detail) (Cost of Goods, Total [Member], Supplier Concentration Risk [Member])
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3 Months Ended |
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Mar. 31, 2015
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Mar. 31, 2014
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| Concentration Risk [Line Items] |
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| Percentage of total production |
58.30%us-gaap_ConcentrationRiskPercentage1
|
58.30%us-gaap_ConcentrationRiskPercentage1
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Manufacturer One [Member]
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| Concentration Risk [Line Items] |
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| Percentage of total production |
34.40%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerOneMember
|
36.80%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerOneMember
|
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Manufacturer Two [Member]
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| Concentration Risk [Line Items] |
|
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| Percentage of total production |
8.40%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerTwoMember
|
5.80%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerTwoMember
|
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Manufacturer Three [Member]
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| Concentration Risk [Line Items] |
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| Percentage of total production |
6.90%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerThreeMember
|
5.40%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerThreeMember
|
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Manufacturer Four [Member]
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| Concentration Risk [Line Items] |
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| Percentage of total production |
4.50%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerFourMember
|
5.30%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerFourMember
|
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Manufacturer Five [Member]
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| Concentration Risk [Line Items] |
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| Percentage of total production |
4.10%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerFiveMember
|
5.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_CostOfGoodsTotalMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_SupplierConcentrationRiskMember
/ us-gaap_MajorCustomersAxis
= skx_ManufacturerFiveMember
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