v3.26.3
S000033329 [Member] Average Annual Total Returns
 12 Months Ended 15 Months Ended 60 Months Ended 106 Months Ended 120 Months Ended 158 Months Ended 173 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Bloomberg U.S. Aggregate Bond Index (reflects no deductions for fees, expenses or taxes)              
Prospectus [Line Items]              
Average Annual Return, Percent 7.30%   (0.36%)   2.01%    
Blended Benchmark (consisting of 33.3% in each of the Russell 1000® Value Index, Bloomberg U.S. Corporate Investment Grade & High Yield Index and Bloomberg U.S. Convertible Composite Index) (reflects no deductions for fees, expenses or taxes)              
Prospectus [Line Items]              
Average Annual Return, Percent 13.91%   5.65%   8.76%    
Columbia Flexible Capital Income Fund Institutional 3 Class              
Prospectus [Line Items]              
Average Annual Return, Percent 12.82%   7.51%   9.45%    
Performance Inception Date       Mar. 01, 2017      
Columbia Flexible Capital Income Fund Class S              
Prospectus [Line Items]              
Average Annual Return, Percent 12.83%   7.23%   9.17%    
Performance Inception Date   Oct. 02, 2024          
Columbia Flexible Capital Income Fund Class A              
Prospectus [Line Items]              
Average Annual Return, Percent 5.97%   5.89%   8.49%    
Performance Inception Date             Jul. 28, 2011
Columbia Flexible Capital Income Fund Class A | After Taxes on Distributions              
Prospectus [Line Items]              
Average Annual Return, Percent 4.31%   3.86%   6.58%    
Performance Inception Date             Jul. 28, 2011
Columbia Flexible Capital Income Fund Class A | After Taxes on Distributions and Sales              
Prospectus [Line Items]              
Average Annual Return, Percent 3.77%   3.87%   6.06%    
Performance Inception Date             Jul. 28, 2011
Columbia Flexible Capital Income Fund Class C              
Prospectus [Line Items]              
Average Annual Return, Percent 10.66%   6.36%   8.32%    
Performance Inception Date             Jul. 28, 2011
Columbia Flexible Capital Income Fund Institutional Class              
Prospectus [Line Items]              
Average Annual Return, Percent 12.76%   7.42%   9.41%    
Performance Inception Date             Jul. 28, 2011
Columbia Flexible Capital Income Fund Institutional 2 Class              
Prospectus [Line Items]              
Average Annual Return, Percent 12.76%   7.45%   9.45%    
Performance Inception Date           Nov. 08, 2012