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Fair Value Measurements (Details) (USD $)
3 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
NAV Redemptions $ 1.00pah_FairValueAssumptionsUsedMoneyMarketNetAssetValue  
Mac Dermid [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Price performance metrics period 7 years  
Long term contingent consideration 100,000,000us-gaap_BusinessCombinationContingentConsiderationLiability
/ us-gaap_BusinessAcquisitionAxis
= pah_MacDermidMember
 
EBITDA related earnout include a discount rate 1.50%us-gaap_FairValueInputsDiscountRate
/ us-gaap_BusinessAcquisitionAxis
= pah_MacDermidMember
 
Business acquisition expected future value payments 60,000,000pah_BusinessCombinationContingentConsiderationArrangementsExpectedFutureValueOfPayments
/ us-gaap_BusinessAcquisitionAxis
= pah_MacDermidMember
 
Selling, General and Administrative Expenses [Member] | Mac Dermid [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long term contingent consideration $ 2,700,000us-gaap_BusinessCombinationContingentConsiderationLiability
/ us-gaap_BusinessAcquisitionAxis
= pah_MacDermidMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingGeneralAndAdministrativeExpensesMember
$ 13,000,000us-gaap_BusinessCombinationContingentConsiderationLiability
/ us-gaap_BusinessAcquisitionAxis
= pah_MacDermidMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_SellingGeneralAndAdministrativeExpensesMember