v3.26.1
S000010780 [Member] Shareholder Fees - Columbia California Intermediate Municipal Bond Fund
Apr. 30, 2026
Columbia California Intermediate Municipal Bond Fund Class A  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 3.00%
Maximum Deferred Sales Charge (as a percentage) 0.75% [1]
Columbia California Intermediate Municipal Bond Fund Institutional Class  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
Columbia California Intermediate Municipal Bond Fund Institutional 2 Class  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
Columbia California Intermediate Municipal Bond Fund Institutional 3 Class  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
Columbia California Intermediate Municipal Bond Fund - Class S  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
[1] This charge is imposed on certain investments of $500,000 or more redeemed within 12 months after purchase, with certain limited exceptions.