Columbia Funds Series Trust N-CSRS 5 Nov 24 Certified semi-annual shareholder report (management investment company) Financial data

Form N-CSR Cover

Form N-CSR Cover	6 Months Ended
	Aug. 31, 2024
Shareholder Report [Line Items]
Document Type	N-CSRS
Amendment Flag	false
Registrant Name	Columbia Funds Series Trust
Entity Central Index Key	0001097519
Entity Investment Company Type	N-1A
Document Period End Date	Aug. 31, 2024

Shareholder Report

Shareholder Report	6 Months Ended
	Aug. 31, 2024 USD ($) Holding
Shareholder Report [Line Items]
Document Type	N-CSRS
Amendment Flag	false
Registrant Name	Columbia Funds Series Trust
Entity Central Index Key	0001097519
Entity Investment Company Type	N-1A
Document Period End Date	Aug. 31, 2024
Columbia Overseas Value Fund - Class A
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Class A
Trading Symbol	COAVX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature.
Expenses [Text Block]	What were the Fund costs for the reporting period? (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Class A $ 1.16 %
Expenses Paid, Amount	$ 62
Expense Ratio, Percent	1.16%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statistics Fund net assets $ Total number of portfolio 105 Portfolio turnover for the reporting period 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented Top Holdings Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Holdings Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 %
Columbia Overseas Value Fund - Advisor Class
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Advisor Class
Trading Symbol	COSVX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature
Expenses [Text Block]	What were the Fund costs for the reporting (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Advisor Class $ 0.91 %
Expenses Paid, Amount	$ 49
Expense Ratio, Percent	0.91%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statistics Fund net assets $ Total number of portfolio holdings 105 Portfolio turnover for the reporting period 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented as a percentage of Fund net assets Top Hol dings Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Hol dings Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 %
Columbia Overseas Value Fund -Class C
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Class C
Trading Symbol	COCVX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature
Expenses [Text Block]	What were the Fund costs for the reporting period? (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Class C $ 1.91 %
Expenses Paid, Amount	$ 102
Expense Ratio, Percent	1.91%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statistics Fund net assets $ Total number of portfolio holdings 105 Portfolio turnover for the reporting period 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented as a percentage of Fund net assets. Derivatives are excluded from the tables unless otherwise noted. The Fund's portfolio composition is subject to change. Top Holdin gs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Holdin gs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 %
Columbia Overseas Value Fund - Institutional Class
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Institutional Class
Trading Symbol	COSZX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature.
Expenses [Text Block]	What were the Fund costs for the reporting period ? (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Institutional Class $ 0.91 %
Expenses Paid, Amount	$ 49
Expense Ratio, Percent	0.91%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statist ics Fund net assets $ Total number of portfolio holdings 105 Portfolio turnover for the reporting period 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented as a percentage of Fund net assets. Derivatives are excluded from the tables unless otherwise noted. The Fund's portfolio composition is subject to cha nge. Top Holdi ngs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Holdi ngs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 %
Columbia Overseas Value Fund - Institutional 2 Class
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Institutional 2 Class
Trading Symbol	COSSX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature
Expenses [Text Block]	What were the Fund costs for the reporting period? (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Institutional 2 Class $ 0.82 %
Expenses Paid, Amount	$ 44
Expense Ratio, Percent	0.82%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statistics Fund net assets $ Total number of portfolio holdings 105 Portfolio turnover for the reporting period 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented as a percentage of Fund net assets. Derivatives are excluded from the tables unless otherwise noted. The Fund's portfolio composition is subject to change. Top Holdi ngs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Holdi ngs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 %
Columbia Overseas Value Fund - Institutional 3 Class
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Institutional 3 Class
Trading Symbol	COSYX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature
Expenses [Text Block]	What were the Fund costs for the reporting period? (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Institutional 3 Class $ 0.77 %
Expenses Paid, Amount	$ 41
Expense Ratio, Percent	0.77%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statistics Fund net assets $ Total number of portfolio holdings 105 Portfolio turnover for the reporting 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented as a percentage of Fund net assets. Derivatives are excluded from the tables unless otherwise noted. The Fund's portfolio composition is subject to change. Top Hol dings Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Hol dings Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered Shares 2.2 %
Columbia Overseas Value Fund - Class R
Shareholder Report [Line Items]
Fund Name	Columbia Overseas Value Fund
Class Name	Class R
Trading Symbol	COVUX
Annual or Semi-Annual Statement [Text Block]	This semiannual shareholder report
Shareholder Report Annual or Semi-Annual	semi-annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at columbiathreadneedleus.com/resources/literature 1-800-345-6611.
Additional Information Phone Number	1-800-345-6611
Additional Information Website	columbiathreadneedleus.com/resources/literature
Expenses [Text Block]	What were the Fund costs for the reporting period? (Based on a hypothetical $10,000 investment) Class Cost of a $10,000 investment Cost paid as a percentage of a $10,000 investment Class R $ 1.41 %
Expenses Paid, Amount	$ 76
Expense Ratio, Percent	1.41%
Net Assets	$ 3,242,523,531
Holdings Count | Holding	105
Investment Company, Portfolio Turnover	21%
Additional Fund Statistics [Text Block]	Key Fund Statistics Fund $ Total number of portfolio holdings 105 Portfolio turnover for the reporting period 21%
Holdings [Text Block]	Graphical Representation of Fund The tables below show the investment makeup of the Fund represented as a percentage of Fund net assets. Derivatives are excluded from the tables unless otherwise noted. The Fund's portfolio composition is subject to change. Top Holdi ngs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered 2.2 % Equity Sector Allocation Geographic Allocation
Largest Holdings [Text Block]	Top Holdi ngs Shell PLC 4.3 % TotalEnergies SE 3.5 % Sumitomo Mitsui Financial Group, Inc. 2.8 % Banco Santander SA 2.6 % ING Groep NV 2.6 % AXA SA 2.4 % Engie SA 2.3 % Sanofi SA 2.3 % Imperial Brands PLC 2.2 % Novartis AG, Registered 2.2 %

Shareholder Report, Holdings (D

Shareholder Report, Holdings (Details)	Aug. 31, 2024
Columbia Overseas Value Fund - Class R | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Class R | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund - Class R | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund - Class R | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Class R | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Class R | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund - Class R | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Class R | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Class R | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Class R | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Class R | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund - Class R | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund - Class R | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund - Class R | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund - Class R | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund - Class R | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund - Class R | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund - Class R | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund - Class R | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Class R | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund - Class R | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund - Class R | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund - Class R | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund - Class R | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund - Class R | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund - Class R | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund - Class R | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund - Class R | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund - Class R | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund - Class R | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund - Class R | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund - Class R | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%
Columbia Overseas Value Fund - Institutional 3 Class | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Institutional 3 Class | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund - Institutional 3 Class | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund - Institutional 3 Class | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Institutional 3 Class | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Institutional 3 Class | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund - Institutional 3 Class | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Institutional 3 Class | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Institutional 3 Class | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Institutional 3 Class | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Institutional 3 Class | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund - Institutional 3 Class | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund - Institutional 3 Class | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund - Institutional 3 Class | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund - Institutional 3 Class | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund - Institutional 3 Class | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund - Institutional 3 Class | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund - Institutional 3 Class | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund - Institutional 3 Class | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Institutional 3 Class | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund - Institutional 3 Class | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund - Institutional 3 Class | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund - Institutional 3 Class | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund - Institutional 3 Class | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund - Institutional 3 Class | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund - Institutional 3 Class | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund - Institutional 3 Class | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund - Institutional 3 Class | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund - Institutional 3 Class | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund - Institutional 3 Class | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund - Institutional 3 Class | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund - Institutional 3 Class | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%
Columbia Overseas Value Fund - Institutional 2 Class | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Institutional 2 Class | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund - Institutional 2 Class | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund - Institutional 2 Class | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Institutional 2 Class | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Institutional 2 Class | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund - Institutional 2 Class | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Institutional 2 Class | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Institutional 2 Class | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Institutional 2 Class | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Institutional 2 Class | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund - Institutional 2 Class | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund - Institutional 2 Class | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund - Institutional 2 Class | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund - Institutional 2 Class | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund - Institutional 2 Class | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund - Institutional 2 Class | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund - Institutional 2 Class | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund - Institutional 2 Class | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Institutional 2 Class | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund - Institutional 2 Class | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund - Institutional 2 Class | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund - Institutional 2 Class | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund - Institutional 2 Class | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund - Institutional 2 Class | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund - Institutional 2 Class | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund - Institutional 2 Class | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund - Institutional 2 Class | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund - Institutional 2 Class | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund - Institutional 2 Class | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund - Institutional 2 Class | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund - Institutional 2 Class | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%
Columbia Overseas Value Fund - Institutional Class | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Institutional Class | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund - Institutional Class | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund - Institutional Class | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Institutional Class | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Institutional Class | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund - Institutional Class | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Institutional Class | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Institutional Class | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Institutional Class | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Institutional Class | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund - Institutional Class | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund - Institutional Class | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund - Institutional Class | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund - Institutional Class | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund - Institutional Class | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund - Institutional Class | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund - Institutional Class | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund - Institutional Class | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Institutional Class | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund - Institutional Class | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund - Institutional Class | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund - Institutional Class | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund - Institutional Class | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund - Institutional Class | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund - Institutional Class | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund - Institutional Class | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund - Institutional Class | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund - Institutional Class | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund - Institutional Class | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund - Institutional Class | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund - Institutional Class | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%
Columbia Overseas Value Fund -Class C | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund -Class C | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund -Class C | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund -Class C | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund -Class C | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund -Class C | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund -Class C | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund -Class C | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund -Class C | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund -Class C | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund -Class C | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund -Class C | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund -Class C | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund -Class C | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund -Class C | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund -Class C | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund -Class C | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund -Class C | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund -Class C | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund -Class C | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund -Class C | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund -Class C | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund -Class C | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund -Class C | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund -Class C | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund -Class C | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund -Class C | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund -Class C | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund -Class C | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund -Class C | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund -Class C | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund -Class C | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%
Columbia Overseas Value Fund - Advisor Class | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Advisor Class | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund - Advisor Class | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund - Advisor Class | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Advisor Class | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Advisor Class | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund - Advisor Class | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Advisor Class | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Advisor Class | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Advisor Class | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Advisor Class | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund - Advisor Class | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund - Advisor Class | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund - Advisor Class | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund - Advisor Class | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund - Advisor Class | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund - Advisor Class | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund - Advisor Class | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund - Advisor Class | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Advisor Class | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund - Advisor Class | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund - Advisor Class | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund - Advisor Class | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund - Advisor Class | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund - Advisor Class | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund - Advisor Class | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund - Advisor Class | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund - Advisor Class | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund - Advisor Class | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund - Advisor Class | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund - Advisor Class | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund - Advisor Class | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%
Columbia Overseas Value Fund - Class A | Shell PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Class A | TotalEnergies SE [Member]
Holdings [Line Items]
Percent of Net Asset Value	3.50%
Columbia Overseas Value Fund - Class A | Sumitomo Mitsui Financial Group, Inc. [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.80%
Columbia Overseas Value Fund - Class A | Banco Santander SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Class A | ING Groep NV [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.60%
Columbia Overseas Value Fund - Class A | AXA SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.40%
Columbia Overseas Value Fund - Class A | Engie SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Class A | Sanofi SA [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Columbia Overseas Value Fund - Class A | Imperial Brands PLC [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Class A | Novartis AG, Registered Shares [Member]
Holdings [Line Items]
Percent of Net Asset Value	2.20%
Columbia Overseas Value Fund - Class A | Financial Services Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	26.70%
Columbia Overseas Value Fund - Class A | Energy Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	12.20%
Columbia Overseas Value Fund - Class A | Industrial Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	11.20%
Columbia Overseas Value Fund - Class A | Healthcare Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	10%
Columbia Overseas Value Fund - Class A | Consumer Staples Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	8.90%
Columbia Overseas Value Fund - Class A | Consumer Discretionary Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	7.30%
Columbia Overseas Value Fund - Class A | Materials Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	6.50%
Columbia Overseas Value Fund - Class A | Information Technology Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	5.60%
Columbia Overseas Value Fund - Class A | Communications Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.30%
Columbia Overseas Value Fund - Class A | Utilities Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	4.20%
Columbia Overseas Value Fund - Class A | Unclassified Sector [Member]
Holdings [Line Items]
Percent of Net Asset Value	1%
Columbia Overseas Value Fund - Class A | JAPAN
Holdings [Line Items]
Percent of Net Asset Value	24.60%
Columbia Overseas Value Fund - Class A | FRANCE
Holdings [Line Items]
Percent of Net Asset Value	15.20%
Columbia Overseas Value Fund - Class A | UNITED KINGDOM
Holdings [Line Items]
Percent of Net Asset Value	11.60%
Columbia Overseas Value Fund - Class A | NETHERLANDS
Holdings [Line Items]
Percent of Net Asset Value	10.90%
Columbia Overseas Value Fund - Class A | GERMANY
Holdings [Line Items]
Percent of Net Asset Value	4.80%
Columbia Overseas Value Fund - Class A | UNITED STATES
Holdings [Line Items]
Percent of Net Asset Value	4.50%
Columbia Overseas Value Fund - Class A | CANADA
Holdings [Line Items]
Percent of Net Asset Value	4.40%
Columbia Overseas Value Fund - Class A | SWITZERLAND
Holdings [Line Items]
Percent of Net Asset Value	3.30%
Columbia Overseas Value Fund - Class A | ISRAEL
Holdings [Line Items]
Percent of Net Asset Value	3.10%
Columbia Overseas Value Fund - Class A | IRELAND
Holdings [Line Items]
Percent of Net Asset Value	2.90%
Columbia Overseas Value Fund - Class A | Other [Member]
Holdings [Line Items]
Percent of Net Asset Value	14.20%