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Intangible Assets and Goodwill (Summary Of Changes In The Carrying Amount Of Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2018	Nov. 30, 2017
Goodwill [Roll Forward]
Balance, beginning of year	$ 315,041	$ 278,067
Additions	0	36,934
Translation adjustments	(49)	40
Balance, end of year	314,992	315,041
OpenEdge
Goodwill [Roll Forward]
Balance, beginning of year	249,036
Translation adjustments	(49)
Balance, end of year	248,987	249,036
Data Connectivity and Integration
Goodwill [Roll Forward]
Balance, beginning of year	19,040
Translation adjustments	0
Balance, end of year	19,040	19,040
Application Development and Deployment
Goodwill [Roll Forward]
Balance, beginning of year	46,965
Translation adjustments	0
Balance, end of year	$ 46,965	$ 46,965

X

- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

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+ References

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