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2. SUMMARY - Fair value measurements (Details) - Fair Value Measurements Recurring [Member] - USD ($) | May 31, 2020 | Aug. 31, 2019
--- | --- | ---
Cash and Cash Equivalents [Member] |  |
Fair value assets | $ 7,354,496 | $ 11,435,499
Acquisition-related Contingent Consideration Obligations [Member] |  |
Fair value liabilities | 6,370,028 | 1,761,028
Fair Value, Inputs, Level 1 [Member] | Cash and Cash Equivalents [Member] |  |
Fair value assets | 7,354,496 | 11,435,499
Fair Value, Inputs, Level 1 [Member] | Acquisition-related Contingent Consideration Obligations [Member] |  |
Fair value liabilities | 0 | 0
Fair Value, Inputs, Level 2 [Member] | Cash and Cash Equivalents [Member] |  |
Fair value assets | 0 | 0
Fair Value, Inputs, Level 2 [Member] | Acquisition-related Contingent Consideration Obligations [Member] |  |
Fair value liabilities | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Cash and Cash Equivalents [Member] |  |
Fair value assets | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Acquisition-related Contingent Consideration Obligations [Member] |  |
Fair value liabilities | $ 6,370,028 | $ 1,761,028

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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