Fair Value Inputs, Weighted Average Attributable to Valuation Technique

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Restructuring and Related Activities, Number of Products Combined

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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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.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Intangible Assets and Goodwill (Narrative) (Details)	3 Months Ended		12 Months Ended
Intangible Assets and Goodwill (Narrative) (Details)	Nov. 30, 2016 USD ($)	Aug. 31, 2016 USD ($)	Nov. 30, 2016 USD ($) product_lines	Nov. 30, 2015 USD ($)	Nov. 30, 2014 USD ($)	May 13, 2014 USD ($)
Finite-Lived Intangible Assets [Line Items]
Intangible assets, amortization expense			$ 28,200,000	$ 29,600,000	$ 3,700,000
Impairment of intangible assets			5,051,000	0	0
Goodwill [Line Items]
Impairment of goodwill			92,000,000	0	0
Goodwill	$ 278,067,000		278,067,000	369,985,000	$ 232,836,000
OpenEdge [Member]
Goodwill [Line Items]
Impairment of goodwill			0
Goodwill	212,062,000		212,062,000	211,980,000
Data Connectivity and Integration [Member]
Goodwill [Line Items]
Impairment of goodwill			0
Goodwill	19,040,000		$ 19,040,000	19,040,000
Application Development and Deployment [Member]
Finite-Lived Intangible Assets [Line Items]
Number of products combined \| product_lines			2
Goodwill [Line Items]
Impairment of goodwill	92,000,000		$ 92,000,000
Goodwill	$ 46,965,000		$ 46,965,000	$ 138,965,000
Modulus [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets		$ 5,100,000
Goodwill [Line Items]
Discount rate			33.00%
Goodwill						$ 6,433,000
Modulus [Member] \| Purchased Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets		$ 5,100,000
Income Approach [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted average attributable to valuation technique (as a percent)			50.00%
Public Company Method [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted average attributable to valuation technique (as a percent)			40.00%
Guideline Transaction Method [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted average attributable to valuation technique (as a percent)			10.00%
Goodwill [Member] \| OpenEdge [Member]
Goodwill [Line Items]
Discount rate	9.80%
Goodwill [Member] \| Data Connectivity and Integration [Member]
Goodwill [Line Items]
Discount rate	12.00%
Goodwill [Member] \| Application Development and Deployment [Member]
Goodwill [Line Items]
Discount rate	13.80%