Fair Value Of Financial Instruments (Schedule Of Contingent Consideration Liability) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Feb. 29, 2020	Nov. 30, 2019	Feb. 28, 2019	Feb. 29, 2020	Feb. 28, 2019
Business Acquisition, Contingent Consideration [Line Items]
Contingent Liability at beginning	$ 4,538	$ 5,229		$ 5,229
Change in fair value	(182)	91	$ 52	(91)	$ 76
Payments	(129)	(782)
Contingent Liability at ending	4,227	4,538		4,227
Jhana [Member]
Business Acquisition, Contingent Consideration [Line Items]
Contingent Liability at beginning	3,284	3,468		3,468
Change in fair value	153	98
Payments	(129)	(282)
Contingent Liability at ending	3,308	3,284		3,308
RGP [Member]
Business Acquisition, Contingent Consideration [Line Items]
Contingent Liability at beginning	1,254	1,761		1,761
Change in fair value	(335)	(7)
Payments		(500)
Contingent Liability at ending	$ 919	$ 1,254		$ 919

Business Combination Contingent Consideration Payments Contingent Consideration Liability

No definition available.

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

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