v3.26.3
S000031365 [Member] Expense Example, No Redemption - Columbia Dividend Opportunity Fund
May 31, 2026
USD ($)
Columbia Dividend Opportunity Fund Institutional Class  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 77
Expense Example, No Redemption, 3 Years 240
Expense Example, No Redemption, 5 Years 417
Expense Example, No Redemption, 10 Years 930
Columbia Dividend Opportunity Fund Institutional 3 Class  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 68
Expense Example, No Redemption, 3 Years 214
Expense Example, No Redemption, 5 Years 373
Expense Example, No Redemption, 10 Years 835
Columbia Dividend Opportunity Fund Class S  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 77
Expense Example, No Redemption, 3 Years 240
Expense Example, No Redemption, 5 Years 417
Expense Example, No Redemption, 10 Years 930
Columbia Dividend Opportunity Fund Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 671
Expense Example, No Redemption, 3 Years 875
Expense Example, No Redemption, 5 Years 1,096
Expense Example, No Redemption, 10 Years 1,729
Columbia Dividend Opportunity Fund Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 178
Expense Example, No Redemption, 3 Years 551
Expense Example, No Redemption, 5 Years 949
Expense Example, No Redemption, 10 Years 1,864
Columbia Dividend Opportunity Fund Class R  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 127
Expense Example, No Redemption, 3 Years 397
Expense Example, No Redemption, 5 Years 686
Expense Example, No Redemption, 10 Years 1,511
Columbia Dividend Opportunity Fund Institutional 2 Class  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 74
Expense Example, No Redemption, 3 Years 230
Expense Example, No Redemption, 5 Years 401
Expense Example, No Redemption, 10 Years $ 894