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FAIR VALUE MEASUREMENTS (Details Narrative) - Fair Value Inputs Level 3 (Level 3) - $ / shares | 12 Months Ended
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Sep. 30, 2020 | Sep. 30, 2019
Weighted average fair value, Derivative instruments | $ 2.81 | $ 2.72
Weighted average exercise price, Derivative instruments | $ 14.32 | $ 15.17
Weighted average risk free interest rate | 0.12% | 1.85%
Volatility rate | 9500.00% | 10300.00%
Weighted average time to maturity year | 1 year 2 months 12 days | 1 year 10 months 9 days

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- Definition Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. + References No definition available. + Details
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Namespace Prefix: | cvm_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | cvm_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
Name: | cvm_WeightedAverageFairValueDerivativeInstruments
Namespace Prefix: | cvm_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | cvm_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | cvm_WeightedAverageTimeToMaturityYear
Namespace Prefix: | cvm_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=cvm_FairValueInputsLevelThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |