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EQUITY - Additional Information (Details) - Miracle-Gro | Sep. 30, 2021
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Ownership of outstanding common shares (percent) | 26.00%
Condition for ownership of voting stock (percent) | 49.00%
Tender offer for ownership of voting power (as a percent) | 100.00%
Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Condition for ownership of voting stock (percent) | 50.00%

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- Definition Maximum allowable percentage of voting power upon conversion. + References No definition available. + Details
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Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Percentage of continuing ownership interest by significant shareholders. + References No definition available. + Details
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Namespace Prefix: | smg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Tender Offer For Ownership Of Voting Power, Percentage + References No definition available. + Details
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Namespace Prefix: | smg_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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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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Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |