497

The interactive data file included as an exhibit to this filing relates to the supplement to the prospectus for Columbia Mid Cap Value Opportunity Fund filed pursuant to Rule 497(e) under the Securities Act of 1933, as amended, on January 9, 2013 (Accession No. 0001193125-13-007688, which is incorporated herein by reference.

XML

Prospectus Supplement — January 9, 2013 to the Prospectus, as supplemented, of the following fund:
Fund	Prospectus Dated
Columbia Mid Cap Value Opportunity Fund	October 1, 2012

The Annual Fund Operating Expenses table in the Fees and Expenses of the Fund section of the Summary of the Fund is hereby replaced with the following:

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class B			Class C			Class I			Class K			Class R			Class R4			Class R5			Class W			Class Z
Management fees		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		1.00	%		0.00	%		0.00	%		0.50	%		0.00	%		0.00	%		0.25	%		0.00	%
Other expenses		0.36	%		0.36	%		0.36	%		0.08	%		0.38	%		0.36	%		0.36	%		0.13	%		0.36	%		0.36	%
Total annual fund operating expenses		1.31	%		2.06	%		2.06	%		0.78	%		1.08	%		1.56	%		1.06	%		0.83	%		1.31	%		1.05	%
Less: Fee waiver/expense reimbursement(b)		(0.04	%)		(0.04	%)		(0.04	%)		(0.00	%)		(0.00	%)		(0.04	%)		(0.04	%)		(0.00	%)		(0.04	%)		(0.04	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.27	%		2.02	%		2.02	%		0.78	%		1.08	%		1.52	%		1.02	%		0.83	%		1.27	%		1.02	%

(a) Expense ratios have been adjusted to reflect current fees.

(b) Columbia Management Investment Advisers, LLC and certain of its affiliates have contractually agreed to waive fees and/or to reimburse expenses (excluding certain fees and expenses, such as transaction costs and certain other investment related expenses, interest, taxes, acquired fund fees and expenses, and extraordinary expenses) until September 30, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, through November 30, 2012 the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.18% for Class A, 1.93% for Class B, 1.93% for Class C, 0.76% for Class I, 1.06% for Class K, 1.43% for Class R, 1.31% for Class R4, 0.81% for Class R5 , 1.18% for Class W and 0.93% for Class Z. Beginning October 27, 2012 through November 30, 2012, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rate of 0.93% for Class R4. Beginning December 1, 2012 through September 30, 2013, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.27% for Class A, 2.02% for Class B, 2.02% for Class C, 0.82% for Class I, 1.12% for Class K, 1.52% for Class R, 1.02% for Class R4, 0.87% for Class R5, 1.27% for Class W and 1.02% for Class Z. These net operating expense ratios, as applicable, are shown in the table.

The rest of the section remains unchanged.

XML

Label

Element

Value

Risk/Return:

rr_RiskReturnAbstract

Registrant Name

dei_EntityRegistrantName

Columbia Funds Series Trust II

Prospectus Date

rr_ProspectusDate

Oct. 01, 2012

Supplement [Text Block]

cfst43_SupplementTextBlock

Prospectus Supplement — January 9, 2013 to the Prospectus, as supplemented, of the following fund:
Fund	Prospectus Dated
Columbia Mid Cap Value Opportunity Fund	October 1, 2012

The Annual Fund Operating Expenses table in the Fees and Expenses of the Fund section of the Summary of the Fund is hereby replaced with the following:

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class B			Class C			Class I			Class K			Class R			Class R4			Class R5			Class W			Class Z
Management fees		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		1.00	%		0.00	%		0.00	%		0.50	%		0.00	%		0.00	%		0.25	%		0.00	%
Other expenses		0.36	%		0.36	%		0.36	%		0.08	%		0.38	%		0.36	%		0.36	%		0.13	%		0.36	%		0.36	%
Total annual fund operating expenses		1.31	%		2.06	%		2.06	%		0.78	%		1.08	%		1.56	%		1.06	%		0.83	%		1.31	%		1.05	%
Less: Fee waiver/expense reimbursement(b)		(0.04	%)		(0.04	%)		(0.04	%)		(0.00	%)		(0.00	%)		(0.04	%)		(0.04	%)		(0.00	%)		(0.04	%)		(0.04	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.27	%		2.02	%		2.02	%		0.78	%		1.08	%		1.52	%		1.02	%		0.83	%		1.27	%		1.02	%

(a) Expense ratios have been adjusted to reflect current fees.

(b) Columbia Management Investment Advisers, LLC and certain of its affiliates have contractually agreed to waive fees and/or to reimburse expenses (excluding certain fees and expenses, such as transaction costs and certain other investment related expenses, interest, taxes, acquired fund fees and expenses, and extraordinary expenses) until September 30, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, through November 30, 2012 the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.18% for Class A, 1.93% for Class B, 1.93% for Class C, 0.76% for Class I, 1.06% for Class K, 1.43% for Class R, 1.31% for Class R4, 0.81% for Class R5 , 1.18% for Class W and 0.93% for Class Z. Beginning October 27, 2012 through November 30, 2012, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rate of 0.93% for Class R4. Beginning December 1, 2012 through September 30, 2013, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.27% for Class A, 2.02% for Class B, 2.02% for Class C, 0.82% for Class I, 1.12% for Class K, 1.52% for Class R, 1.02% for Class R4, 0.87% for Class R5, 1.27% for Class W and 1.02% for Class Z. These net operating expense ratios, as applicable, are shown in the table.

The rest of the section remains unchanged.

Columbia Mid Cap Value Opportunity Fund

Risk/Return:

rr_RiskReturnAbstract

Supplement [Text Block]

cfst43_SupplementTextBlock

Prospectus Supplement — January 9, 2013 to the Prospectus, as supplemented, of the following fund:
Fund	Prospectus Dated
Columbia Mid Cap Value Opportunity Fund	October 1, 2012

The Annual Fund Operating Expenses table in the Fees and Expenses of the Fund section of the Summary of the Fund is hereby replaced with the following:

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class B			Class C			Class I			Class K			Class R			Class R4			Class R5			Class W			Class Z
Management fees		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%		0.70	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		1.00	%		0.00	%		0.00	%		0.50	%		0.00	%		0.00	%		0.25	%		0.00	%
Other expenses		0.36	%		0.36	%		0.36	%		0.08	%		0.38	%		0.36	%		0.36	%		0.13	%		0.36	%		0.36	%
Total annual fund operating expenses		1.31	%		2.06	%		2.06	%		0.78	%		1.08	%		1.56	%		1.06	%		0.83	%		1.31	%		1.05	%
Less: Fee waiver/expense reimbursement(b)		(0.04	%)		(0.04	%)		(0.04	%)		(0.00	%)		(0.00	%)		(0.04	%)		(0.04	%)		(0.00	%)		(0.04	%)		(0.04	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.27	%		2.02	%		2.02	%		0.78	%		1.08	%		1.52	%		1.02	%		0.83	%		1.27	%		1.02	%

(a) Expense ratios have been adjusted to reflect current fees.

(b) Columbia Management Investment Advisers, LLC and certain of its affiliates have contractually agreed to waive fees and/or to reimburse expenses (excluding certain fees and expenses, such as transaction costs and certain other investment related expenses, interest, taxes, acquired fund fees and expenses, and extraordinary expenses) until September 30, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, through November 30, 2012 the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.18% for Class A, 1.93% for Class B, 1.93% for Class C, 0.76% for Class I, 1.06% for Class K, 1.43% for Class R, 1.31% for Class R4, 0.81% for Class R5 , 1.18% for Class W and 0.93% for Class Z. Beginning October 27, 2012 through November 30, 2012, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rate of 0.93% for Class R4. Beginning December 1, 2012 through September 30, 2013, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.27% for Class A, 2.02% for Class B, 2.02% for Class C, 0.82% for Class I, 1.12% for Class K, 1.52% for Class R, 1.02% for Class R4, 0.87% for Class R5, 1.27% for Class W and 1.02% for Class Z. These net operating expense ratios, as applicable, are shown in the table.

The rest of the section remains unchanged.

Operating Expenses Caption [Text]

rr_OperatingExpensesCaption

Annual Fund Operating Expenses
(expenses that you pay each year as a percentage of the value of your investment)

Fee Waiver or Reimbursement over Assets, Date of Termination

rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination

September 30, 2013

Expenses Restated to Reflect Current [Text]

rr_ExpensesRestatedToReflectCurrent

Expense ratios have been adjusted to reflect current fees.

Columbia Mid Cap Value Opportunity Fund | Class A

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.25%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.31%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.27%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class B

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

1.00%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

2.06%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

2.02%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class C

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

1.00%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

2.06%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

2.02%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class I

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.08%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

0.78%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

none

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

0.78%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class K

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.38%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.08%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

none

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.08%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class R

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.50%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.56%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.52%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class R4

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.06%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.02%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class R5

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.13%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

0.83%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

none

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

0.83%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class W

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.25%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.31%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.27%

^[1],[2]

Columbia Mid Cap Value Opportunity Fund | Class Z

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.70%

^[1]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.36%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.05%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.04%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.02%

^[1],[2]

[1] Expense ratios have been adjusted to reflect current fees.

[2] Columbia Management Investment Advisers, LLC and certain of its affiliates have contractually agreed to waive fees and/or to reimburse expenses (excluding certain fees and expenses, such as transaction costs and certain other investment related expenses, interest, taxes, acquired fund fees and expenses, and extraordinary expenses) until September30, 2013, unless sooner terminated at the sole discretion of the Fund's Board of Trustees. Under this agreement, through November30, 2012 the Fund's net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.18% for ClassA, 1.93% for Class B, 1.93% for Class C, 0.76% for Class I, 1.06% for Class K, 1.43% for Class R, 1.31% for Class R4, 0.81% for Class R5 , 1.18% for Class W and 0.93% for Class Z. Beginning October27, 2012 through November30, 2012, the Fund's net operating expenses will not, subject to applicable exclusions, exceed the annual rate of 0.93% for Class R4. Beginning December1, 2012 through September30, 2013, the Fund's net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.27% for ClassA, 2.02% for Class B, 2.02% for Class C, 0.82% for Class I, 1.12% for Class K, 1.52% for Class R, 1.02% for Class R4, 0.87% for Class R5, 1.27% for Class W and 1.02% for Class Z. These net operating expense ratios, as applicable, are shown in the table.

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Document and Entity Information	12 Months Ended
	Oct. 01, 2012
Risk/Return:
Document Type	Other
Document Period End Date	May 31, 2012
Registrant Name	Columbia Funds Series Trust II
Central Index Key	0001352280
Amendment Flag	false
Document Creation Date	Jan. 09, 2013
Document Effective Date	Jan. 09, 2013
Prospectus Date	Oct. 01, 2012

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Registrant Name	dei_EntityRegistrantName	Columbia Funds Series Trust II
Prospectus Date	rr_ProspectusDate	Oct. 01, 2012
Document Creation Date	dei_DocumentCreationDate	Jan. 09, 2013