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Derivative Instruments (Outstanding Foreign Currency Forward Contracts) (Details) (USD $)
In Thousands, unless otherwise specified
Nov. 30, 2014
Nov. 30, 2013
Derivative [Line Items]    
Derivative contracts, notional value $ 37,272us-gaap_DerivativeAssetNotionalAmount $ 48,499us-gaap_DerivativeAssetNotionalAmount
Derivative contracts, fair value (102)us-gaap_DerivativeFairValueOfDerivativeAsset 171us-gaap_DerivativeFairValueOfDerivativeAsset
Forward contracts to sell U.S. dollars [Member]    
Derivative [Line Items]    
Derivative contracts, notional value 21,738us-gaap_DerivativeAssetNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember		 26,016us-gaap_DerivativeAssetNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember
Derivative contracts, fair value (13)us-gaap_DerivativeFairValueOfDerivativeAsset
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember		 79us-gaap_DerivativeFairValueOfDerivativeAsset
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember
Forward contracts to purchase U.S. dollars [Member]    
Derivative [Line Items]    
Derivative contracts, notional value 15,534us-gaap_DerivativeAssetNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember		 22,483us-gaap_DerivativeAssetNotionalAmount
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember
Derivative contracts, fair value $ (89)us-gaap_DerivativeFairValueOfDerivativeAsset
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember		 $ 92us-gaap_DerivativeFairValueOfDerivativeAsset
/ us-gaap_DerivativeByNatureAxis
= prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember