v3.25.2
Shareholder Report
 12 Months Ended
Jul. 31, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSR
Amendment Flag false
Registrant Name Columbia Funds Series Trust II
Entity Central Index Key 0001352280
Entity Investment Company Type N-1A
Document Period End Date Jul. 31, 2025
Columbia Disciplined Value Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Columbia Disciplined Value Fund
Class Name Class A
Trading Symbol RLCAX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Columbia Disciplined Value Fund (the Fund) for the period of August 1, 2024 to July 31, 2025.
Shareholder Report Annual or Semi-Annual annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
columbiathreadneedleus.com/resources/literature
. You can also request more information by contacting us at
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)
ClassCost of a $10,000 investmentCost paid as a percentage of a $10,000 investment
Class A
$
93		0.90
%
Expenses Paid, Amount $ 93
Expense Ratio, Percent 0.90%
Factors Affecting Performance [Text Block]
Management's Discussion of Fund Performance
The performance of Class A shares for the period presented is shown in the Average Annual Total Returns table.
Top Performance Contributors
Stock selection
| Selections in the health care, materials and financials sectors were the top contributors to performance relative to the benchmark.
Allocations
| Sector allocation within the industrials, real estate and consumer staples sectors were the top three contributing sectors to relative performance.
Individual holdings
| Top individual contributors to relative performance included UnitedHealth Group, Inc., Ralph Lauren Corp. and Entergy Corp.
Top Performance Detractors
Stock selection
 
I
 
Selections in the utilities, industrials and energy sectors were the largest detractors to performance relative to the benchmark.
Allocations
| Sector allocation within the materials, financials and utilities sectors were the top three detracting sectors from relative performance.
Individual holdings
| Bottom individual detractors from relative performance included FedEx Corp., Edison International and Viatris, Inc.
Performance Past Does Not Indicate Future [Text] The Fund's past performance is not a good predictor of the Fund's future performance.
Line Graph [Table Text Block] Fund Performance - Growth of 10K
Average Annual Return [Table Text Block]
Average Annual Total Returns (%)1 year5 years10 years
Class A (excluding sales charges)6.72 14.55 9.17
Class A (including sales charges)0.57 13.21 8.53
Russell 1000
®
Value Index		8.79 13.18 9.20
Russell 1000
®
Index		16.54 15.49 13.38
No Deduction of Taxes [Text Block] Performance does not reflect the deduction of taxes that a shareholder may pay on fund distributions or on the redemptions of fund shares.
Updated Performance Information Location [Text Block] Visit
columbiathreadneedleus.com/investment-products/mutual-funds
for more recent performance information.
Net Assets $ 172,019,575
Holdings Count | Holding 96
Advisory Fees Paid, Amount $ 1,331,096
Investment Company, Portfolio Turnover 58.00%
Additional Fund Statistics [Text Block]
Key Fund Statistics
Fund net assets
$
172,019,575
Total number of portfolio holdings
96
Management services fees
(represents 0.75% of Fund average net assets)
$
1,331,096
Portfolio turnover for the reporting period
58%
Holdings [Text Block]
Graphical Representation of Fund
 
Holdings
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 Holdings
JPMorgan
Chase
& Co.
4.0
%
Meta Platforms, Inc., Class A2.9
%
Exxon Mobil Corp.2.7
%
Citigroup, Inc.2.4
%
Altria Group, Inc.2.1
%
CME Group, Inc.2.1
%
Salesforce, Inc.2.1
%
AT&T, Inc.2.0
%
Cisco Systems, Inc.2.0
%
Chevron Corp.2.0
%
Asset Categories
Graphical Representation - Allocation 1 Chart
Equity Sector Allocation
Graphical Representation - Allocation 2 Chart
Largest Holdings [Text Block]
Top Holdings
JPMorgan
Chase
& Co.
4.0
%
Meta Platforms, Inc., Class A2.9
%
Exxon Mobil Corp.2.7
%
Citigroup, Inc.2.4
%
Altria Group, Inc.2.1
%
CME Group, Inc.2.1
%
Salesforce, Inc.2.1
%
AT&T, Inc.2.0
%
Cisco Systems, Inc.2.0
%
Chevron Corp.2.0
%
Columbia Disciplined Value Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Columbia Disciplined Value Fund
Class Name Class C
Trading Symbol RDCCX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Columbia Disciplined Value Fund (the Fund) for the period of August 1, 2024 to July 31, 2025.
Shareholder Report Annual or Semi-Annual annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
columbiathreadneedleus.com/resources/literature
. You can also request more information by contacting us at
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)
ClassCost of a $10,000 investmentCost paid as a percentage of a $10,000 investment
Class C
$
180		1.75
%
Expenses Paid, Amount $ 180
Expense Ratio, Percent 1.75%
Factors Affecting Performance [Text Block]
Management's Discussion of Fund Performance
The performance of Class C shares for the period presented is shown in the Average Annual Total Returns table.
Top Performance Contributors
Stock selection
| Selections in the health care, materials and financials sectors were the top contributors to performance relative to the benchmark.
Allocations
| Sector allocation within the industrials, real estate and consumer staples sectors were the top three contributing sectors to relative performance.
Individual holdings
| Top individual contributors to relative performance included UnitedHealth Group, Inc., Ralph Lauren Corp. and Entergy Corp.
Top Performance Detractors
Stock selection
 
I
 
Selections in the utilities, industrials and energy sectors were the largest detractors to performance relative to the benchmark.
Allocations
| Sector allocation within the materials, financials and utilities sectors were the top three detracting sectors from relative performance.
Individual holdings
| Bottom individual detractors from relative performance included FedEx Corp., Edison International and Viatris, Inc.
Performance Past Does Not Indicate Future [Text] The Fund's past performance is not a good predictor of the Fund's future performance.
Line Graph [Table Text Block] Fund Performance - Growth of 10K
Average Annual Return [Table Text Block]
Average Annual Total Returns (%)1 year5 years10 years
Class C (excluding sales charges)5.94 13.69 8.36
Class C (including sales charges)4.99 13.69 8.36
Russell 1000
®
Value Index		8.79 13.18 9.20
Russell 1000
®
Index		16.54 15.49 13.38
No Deduction of Taxes [Text Block] Performance does not reflect the deduction of taxes that a shareholder may pay on fund distributions or on the redemptions of fund shares.
Updated Performance Information Location [Text Block] Visit
columbiathreadneedleus.com/investment-products/mutual-funds
for more recent performance information.
Net Assets $ 172,019,575
Holdings Count | Holding 96
Advisory Fees Paid, Amount $ 1,331,096
Investment Company, Portfolio Turnover 58.00%
Additional Fund Statistics [Text Block]
Key Fund Statistics
Fund net assets
$
172,019,575
Total number of portfolio holdings
96
Management services fees
(represents 0.75% of Fund average net assets)
$
1,331,096
Portfolio turnover for the reporting period
58%
Holdings [Text Block]
Graphical Representation of Fund
 
Holdings
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 Holdings
JPMorgan Chase & Co.
4.0
%
Meta Platforms, Inc., Class A2.9
%
Exxon Mobil Corp.2.7
%
Citigroup, Inc.2.4
%
Altria Group, Inc.2.1
%
CME Group, Inc.2.1
%
Salesforce, Inc.2.1
%
AT&T, Inc.2.0
%
Cisco Systems, Inc.2.0
%
Chevron Corp.2.0
%
Asset Categories
Graphical Representation - Allocation 1 Chart
Equity Sector Allocation
Graphical Representation - Allocation 2 Chart
Largest Holdings [Text Block]
Top Holdings
JPMorgan Chase & Co.
4.0
%
Meta Platforms, Inc., Class A2.9
%
Exxon Mobil Corp.2.7
%
Citigroup, Inc.2.4
%
Altria Group, Inc.2.1
%
CME Group, Inc.2.1
%
Salesforce, Inc.2.1
%
AT&T, Inc.2.0
%
Cisco Systems, Inc.2.0
%
Chevron Corp.2.0
%
Columbia Disciplined Value Fund - Institutional Class  
Shareholder Report [Line Items]  
Fund Name Columbia Disciplined Value Fund
Class Name Institutional Class
Trading Symbol CVQZX
Annual or Semi-Annual Statement [Text Block] This annual shareholder report contains important information about Columbia Disciplined Value Fund (the Fund) for the period of August 1, 2024 to July 31, 2025.
Shareholder Report Annual or Semi-Annual annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
columbiathreadneedleus.com/resources/literature
. You can also request more information by contacting us at
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)
ClassCost of a $10,000 investmentCost paid as a percentage of a $10,000 investment
Institutional Class
$
79		0.76
%
Expenses Paid, Amount $ 79
Expense Ratio, Percent 0.76%
Factors Affecting Performance [Text Block]
Management's Discussion of Fund Performance
The performance of Institutional Class shares for the period presented is shown in the Average Annual Total Returns table.
Top Performance Contributors
Stock selection
| Selections in the health care, materials and financials sectors were the top contributors to performance relative to the benchmark.
Allocations
| Sector allocation within the industrials, real estate and consumer staples sectors were the top three contributing sectors to relative performance.
Individual holdings
| Top individual contributors to relative performance included UnitedHealth Group, Inc., Ralph Lauren Corp. and Entergy Corp.
Top Performance Detractors
Stock selection
 
I
 
Selections in the utilities, industrials and energy sectors were the largest detractors to performance relative to the benchmark.
Allocations
| Sector allocation within the materials, financials and utilities sectors were the top three detracting sectors from relative performance.
Individual holdings
| Bottom individual detractors from relative performance included FedEx Corp., Edison International and Viatris, Inc.
Performance Past Does Not Indicate Future [Text] The Fund's past performance is not a good predictor of the Fund's future performance.
Line Graph [Table Text Block] Fund Performance - Growth of 10K
Average Annual Return [Table Text Block]
Average Annual Total Returns (%)1 year5 years10 years
Institutional Class7.00 14.82 9.44
Russell 1000
®
Value Index		8.7913.189.20
Russell 1000
®
Index		16.5415.4913.38
No Deduction of Taxes [Text Block] Performance does not reflect the deduction of taxes that a shareholder may pay on fund distributions or on the redemptions of fund shares.
Updated Performance Information Location [Text Block] Visit
columbiathreadneedleus.com/investment-products/mutual-funds
for more recent performance information.
Net Assets $ 172,019,575
Holdings Count | Holding 96
Advisory Fees Paid, Amount $ 1,331,096
Investment Company, Portfolio Turnover 58.00%
Additional Fund Statistics [Text Block]
Key Fund Statistics
Fund net assets
$
172,019,575
Total number of portfolio holdings
96
Management services fees
(represents 0.75% of Fund average net assets)
$
1,331,096
Portfolio turnover for the reporting period
58%
Holdings [Text Block]
Graphical Representation of Fund
 
Holdings
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 Holdings
JPMorgan Chase & Co.
4.0
%
Meta Platforms, Inc., Class A2.9
%
Exxon Mobil Corp.2.7
%
Citigroup, Inc.2.4
%
Altria Group, Inc.2.1
%
CME Group, Inc.2.1
%
Salesforce, Inc.2.1
%
AT&T, Inc.2.0
%
Cisco Systems, Inc.2.0
%
Chevron Corp.2.0
%
Asset Categories
Graphical Representation - Allocation 1 Chart
Equity Sector Allocation
Graphical Representation - Allocation 2 Chart
Largest Holdings [Text Block]
Top Holdings
JPMorgan Chase & Co.
4.0
%
Meta Platforms, Inc., Class A2.9
%
Exxon Mobil Corp.2.7
%
Citigroup, Inc.2.4
%
Altria Group, Inc.2.1
%
CME Group, Inc.2.1
%
Salesforce, Inc.2.1
%
AT&T, Inc.2.0
%
Cisco Systems, Inc.2.0
%
Chevron Corp.2.0
%