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Note 1 - Summary of Significant Accounting Policies (Details) (USD $)
12 Months Ended
Mar. 01, 2015
Mar. 02, 2014
Mar. 03, 2013
Feb. 26, 2012
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Cash and Cash Equivalents, at Carrying Value $ 141,538,000us-gaap_CashAndCashEquivalentsAtCarryingValue $ 133,150,000us-gaap_CashAndCashEquivalentsAtCarryingValue $ 186,117,000us-gaap_CashAndCashEquivalentsAtCarryingValue $ 129,503,000us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and Marketable Securities 272,133pke_CashAndMarketableSecurities      
Sales Returns and Allowance as Percentage of Sales 1.00%pke_SalesReturnsAndAllowanceAsPercentageOfSales 1.00%pke_SalesReturnsAndAllowanceAsPercentageOfSales 1.00%pke_SalesReturnsAndAllowanceAsPercentageOfSales  
Impairment of Long-Lived Assets Held-for-use 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse  
Finite-Lived Intangible Asset, Useful Life 15 years      
Goodwill, Impairment Loss 0us-gaap_GoodwillImpairmentLoss 0us-gaap_GoodwillImpairmentLoss 0us-gaap_GoodwillImpairmentLoss  
Shipping, Handling and Transportation Costs 3,398,000us-gaap_ShippingHandlingAndTransportationCosts 3,833,000us-gaap_ShippingHandlingAndTransportationCosts 4,080,000us-gaap_ShippingHandlingAndTransportationCosts  
Depreciation, Depletion and Amortization 3,559,000us-gaap_DepreciationDepletionAndAmortization 3,757,000us-gaap_DepreciationDepletionAndAmortization 4,269,000us-gaap_DepreciationDepletionAndAmortization  
Currencies Other than U.S. Dollars [Member]        
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Cash and Cash Equivalents, at Carrying Value 28,970,000us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_CurrencyAxis
= pke_CurrenciesOtherThanUSDollarsMember
27,195,000us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_CurrencyAxis
= pke_CurrenciesOtherThanUSDollarsMember
   
Machinery, Equipment, Furniture and Fixtures [Member]        
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 10 years      
Land, Buildings and Improvements [Member] | Minimum [Member]        
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Useful Life 25 years      
Land, Buildings and Improvements [Member] | Maximum [Member]        
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Useful Life 30 years      
Debt Securities [Member]        
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Cash and Cash Equivalents, at Carrying Value 0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_InvestmentTypeAxis
= us-gaap_DebtSecuritiesMember
19,995,000us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_InvestmentTypeAxis
= us-gaap_DebtSecuritiesMember
   
Company’s Wholly Owned Foreign Subsidiaries [Member]        
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]        
Cash and Marketable Securities $ 269,000pke_CashAndMarketableSecurities
/ us-gaap_FairValueByAssetClassAxis
= pke_CompanyswhollyOwnedForeignSubsidiariesMember