Segment Information (Schedule Of Revenue Disaggregated By Type Of Service) (Details) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2024	Nov. 30, 2023
Disaggregation of Revenue [Line Items]
Revenue	$ 69,086	$ 68,399
Services And Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	26,701	26,091
Subscriptions [Member]
Disaggregation of Revenue [Line Items]
Revenue	36,857	36,587
Royalties [Member]
Disaggregation of Revenue [Line Items]
Revenue	4,798	4,972
Leases And Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	730	749
Operating Segments [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	51,579	52,446
Operating Segments [Member] | Education Practice [Member]
Disaggregation of Revenue [Line Items]
Revenue	16,464	14,891
Operating Segments [Member] | Direct Offices [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,239	8,730
Operating Segments [Member] | International Licensees [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	3,203	3,423
Operating Segments [Member] | Services And Products [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	21,954	22,357
Operating Segments [Member] | Services And Products [Member] | Education Practice [Member]
Disaggregation of Revenue [Line Items]
Revenue	4,747	3,734
Operating Segments [Member] | Services And Products [Member] | Direct Offices [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,626	6,330
Operating Segments [Member] | Services And Products [Member] | International Licensees [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	62	231
Operating Segments [Member] | Subscriptions [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	26,387	26,830
Operating Segments [Member] | Subscriptions [Member] | Education Practice [Member]
Disaggregation of Revenue [Line Items]
Revenue	10,470	9,757
Operating Segments [Member] | Subscriptions [Member] | Direct Offices [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	2,571	2,356
Operating Segments [Member] | Subscriptions [Member] | International Licensees [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	279	332
Operating Segments [Member] | Royalties [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	3,238	3,259
Operating Segments [Member] | Royalties [Member] | Education Practice [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,247	1,400
Operating Segments [Member] | Royalties [Member] | Direct Offices [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	42	44
Operating Segments [Member] | Royalties [Member] | International Licensees [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	2,862	2,860
Corporate And Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,043	1,062
Corporate And Eliminations [Member] | Royalties [Member]
Disaggregation of Revenue [Line Items]
Revenue	313	313
Corporate And Eliminations [Member] | Leases And Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	730	749
North America [Member] | Operating Segments [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	40,137	40,293
North America [Member] | Operating Segments [Member] | Services And Products [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	16,266	15,796
North America [Member] | Operating Segments [Member] | Subscriptions [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	23,537	24,142
North America [Member] | Operating Segments [Member] | Royalties [Member] | Enterprise Division [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 334	$ 355