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Fair Value Measurements (Quantitative Information about Unobservable Inputs) (Details) | 12 Months Ended
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Nov. 30, 2014
Contingent Consideration [Member] |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |
Contingent consideration, discount rate | 4.80%us-gaap_FairValueInputsDiscountRate / us-gaap_FairValueByLiabilityClassAxis = prgs_ContingentConsiderationMember
Minimum [Member] | Contingent Consideration [Member] |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |
Probability milestones associated with contingent consideration will be achieved | 95.00%prgs_FairValueInputsProbabilityOfAchievement / us-gaap_FairValueByLiabilityClassAxis = prgs_ContingentConsiderationMember / us-gaap_RangeAxis = us-gaap_MinimumMember
Modulus [Member] |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |
Contingent consideration, discount rate | 33.00%us-gaap_FairValueInputsDiscountRate / us-gaap_BusinessAcquisitionAxis = prgs_ModulusMember
Modulus [Member] | Minimum [Member] |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |
Probability milestones associated with contingent consideration will be achieved | 75.00%prgs_FairValueInputsProbabilityOfAchievement / us-gaap_BusinessAcquisitionAxis = prgs_ModulusMember / us-gaap_RangeAxis = us-gaap_MinimumMember

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- Definition Fair Value Inputs, Probability of Achievement + References No definition available. + Details
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Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
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Data Type: | na
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- Details
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Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |