SEGMENT AND GEOGRAPHIC REPORTING (Details - geographic) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2021	Nov. 30, 2020
Revenue, Major Customer [Line Items]
Revenues	$ 12,417	$ 10,701
Americas [Member]
Revenue, Major Customer [Line Items]
Revenues	8,459	7,123
EMEA [Member]
Revenue, Major Customer [Line Items]
Revenues	3,025	2,478
Asia Pacific [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 933	$ 1,100
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | Americas [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	68.00%	67.00%
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | EMEA [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	24.00%	23.00%
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | Asia Pacific [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	8.00%	10.00%
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | All Geographic Areas [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	100.00%	100.00%
Total Software Revenues [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	100.00%	100.00%
Simulations Plus, Inc. [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 6,515	$ 5,432
Simulations Plus, Inc. [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	52.00%	51.00%
Cognigen [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 2,503	$ 2,668
Cognigen [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	20.00%	25.00%
DILIsym [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 1,717	$ 1,372
DILIsym [Member] | Revenue Benchmark [Member] | Customer Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	14.00%	13.00%
Lixoft [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 1,682	$ 1,229
Lixoft [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	14.00%	11.00%
All Divisions [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	100.00%	100.00%
Software Revenues [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 7,362	$ 6,212
Software Revenues [Member] | Gastr Plus [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 3,985	$ 3,336
Software Revenues [Member] | Gastr Plus [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	54.00%	54.00%
Software Revenues [Member] | Monolix Suite [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 1,570	$ 1,165
Software Revenues [Member] | Monolix Suite [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	21.00%	19.00%
Software Revenues [Member] | A D M E T Predictor [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 1,459	$ 1,172
Software Revenues [Member] | A D M E T Predictor [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	20.00%	19.00%
Software Revenues [Member] | Other [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 348	$ 539
Software Revenues [Member] | Other [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	5.00%	8.00%
Services Revenues [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 5,055	$ 4,489
Services Revenues [Member] | Other [Member]
Revenue, Major Customer [Line Items]
Revenues	404	494
Services Revenues [Member] | PKPD [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 2,326	$ 2,245
Services Revenues [Member] | PKPD [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	46.00%	50.00%
Services Revenues [Member] | QSP/QST [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 1,466	$ 1,122
Services Revenues [Member] | QSP/QST [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	29.00%	25.00%
Services Revenues [Member] | PBPK [Member]
Revenue, Major Customer [Line Items]
Revenues	$ 859	$ 628
Services Revenues [Member] | PBPK [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	17.00%	14.00%
Services Revenues [Member] | Other Services Revenues [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	8.00%	11.00%
Total Services Revenues [Member] | Revenue Benchmark [Member] | Product Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Concentration percentage	100.00%	100.00%