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Derivative Instruments (Outstanding Foreign Currency Forward Contracts) (Details) (USD $) In Thousands, unless otherwise specified	Feb. 28, 2015	Nov. 30, 2014
Derivative [Line Items]
Derivative contracts, notional value	$ 85,751invest_DerivativeNotionalAmount	$ 37,272invest_DerivativeNotionalAmount
Derivative contracts, fair value	(1,798)us-gaap_DerivativeFairValueOfDerivativeAsset	(102)us-gaap_DerivativeFairValueOfDerivativeAsset
Forward contracts to sell U.S. dollars [Member]
Derivative [Line Items]
Derivative contracts, notional value	75,338invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember	21,738invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember
Derivative contracts, fair value	(1,817)us-gaap_DerivativeFairValueOfDerivativeAsset / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember	(13)us-gaap_DerivativeFairValueOfDerivativeAsset / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToSellUSDollarsMember
Forward contracts to purchase U.S. dollars [Member]
Derivative [Line Items]
Derivative contracts, notional value	10,413invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember	15,534invest_DerivativeNotionalAmount / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember
Derivative contracts, fair value	$ 19us-gaap_DerivativeFairValueOfDerivativeAsset / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember	$ (89)us-gaap_DerivativeFairValueOfDerivativeAsset / us-gaap_DerivativeByNatureAxis = prgs_ForeignCurrencyForwardContractsToPurchaseUSDollarsMember

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

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X

- Definition

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=34720828&loc=SL20225862-175312



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (a),(c)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 55

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=36459792&loc=SL20226000-175313

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