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Label Element Value
Prospectus [Line Items] rr_ProspectusLineItems  
Document Type dei_DocumentType 497
Document Period End Date dei_DocumentPeriodEndDate Dec. 31, 2021
Entity Registrant Name dei_EntityRegistrantName SCM Trust
Entity Central Index Key dei_EntityCentralIndexKey 0000836267
Entity Inv Company Type dei_EntityInvCompanyType N-1A
Amendment Flag dei_AmendmentFlag false
Document Creation Date dei_DocumentCreationDate Oct. 12, 2022
Document Effective Date dei_DocumentEffectiveDate Oct. 12, 2022
Prospectus Date rr_ProspectusDate May 01, 2022
ICON Natural Resources and Infrastructure Fund  
Prospectus [Line Items] rr_ProspectusLineItems  
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock

SCM Trust

ICON Natural Resources and Infrastructure Fund

 

Supplement dated October 12, 2022 to the

Prospectus dated May 1, 2022

 

Effective October 10, 2022:

 

The Average Annual Return Table for the ICON Natural Resources and Infrastructure Fund on page 16 of the prospectus is replaced in its entirety with:
Performance Table Heading rr_PerformanceTableHeading Average Annual Return (for the period ended 12/31/21) ICON Natural Resources and Infrastructure Fund (Institutional – ICBMX)
ICON Natural Resources and Infrastructure Fund | S&P 1500 Index  
Prospectus [Line Items] rr_ProspectusLineItems  
1 Year rr_AverageAnnualReturnYear01 28.45%
5 Years rr_AverageAnnualReturnYear05 17.94%
10 Years rr_AverageAnnualReturnYear10 16.34% [1]
ICON Natural Resources and Infrastructure Fund | Institutional Class  
Prospectus [Line Items] rr_ProspectusLineItems  
1 Year rr_AverageAnnualReturnYear01 30.62%
5 Years rr_AverageAnnualReturnYear05 10.24%
10 Years rr_AverageAnnualReturnYear10 9.25% [1]
ICON Natural Resources and Infrastructure Fund | Institutional Class | After Taxes on Distributions  
Prospectus [Line Items] rr_ProspectusLineItems  
1 Year rr_AverageAnnualReturnYear01 6.12%
5 Years rr_AverageAnnualReturnYear05 13.07%
10 Years rr_AverageAnnualReturnYear10 6.94% [1]
ICON Natural Resources and Infrastructure Fund | Institutional Class | After Taxes on Distributions and Sales  
Prospectus [Line Items] rr_ProspectusLineItems  
1 Year rr_AverageAnnualReturnYear01 4.07%
5 Years rr_AverageAnnualReturnYear05 11.21%
10 Years rr_AverageAnnualReturnYear10 5.99% [1]
[1] Inception date: 05/05/1997