XML 72 R51.htm IDEA: XBRL DOCUMENT v2.4.1.9
SIGNIFICANT CUSTOMERS AND EXPORT SALES (Product Sales) (Details) (Sales Revenue, Product Line [Member])
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Industrial Electronics Market [Member]
     
Revenue from External Customer [Line Items]      
Concentration risk, percentage of total net revenues 35.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_IndustrialElectronicsMarketMember
34.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_IndustrialElectronicsMarketMember
28.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_IndustrialElectronicsMarketMember
Consumer Market [Member]
     
Revenue from External Customer [Line Items]      
Concentration risk, percentage of total net revenues 37.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_ConsumerMarketMember
35.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_ConsumerMarketMember
36.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_ConsumerMarketMember
Computer Market [Member]
     
Revenue from External Customer [Line Items]      
Concentration risk, percentage of total net revenues 10.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_ComputerMarketMember
10.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_ComputerMarketMember
12.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_ComputerMarketMember
Communications Market [Member]
     
Revenue from External Customer [Line Items]      
Concentration risk, percentage of total net revenues 18.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_CommunicationsMarketMember
21.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_CommunicationsMarketMember
24.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueProductLineMember
/ us-gaap_ConcentrationRiskByTypeAxis
= powi_CommunicationsMarketMember