497

The interactive data file included as an exhibit to this filing relates to the supplement to the prospectuses for Columbia Marsico Flexible Capital Fund filed pursuant to Rule 497(e) under the Securities Act of 1933, as amended, on November 1, 2012 (Accession No. 0001193125-12-445434), which is incorporated herein by reference.

XML

Prospectus Supplement — November 1, 2012 to the Prospectuses, as supplemented, of the following fund:
Fund	Prospectuses Dated
Columbia Marsico Flexible Capital Fund	Oct. 28, 2011

The following changes are hereby made to the prospectuses of the Fund:

Fees and Expenses of the Fund

The fee and expense table in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Shareholder Fees (fees paid directly from your investment)

	Class A			Class C			Classes I, R & Z
Maximum sales charge (load) imposed on purchases (as a percentage of offering price)		5.75	%		None			None
Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)		1	%		1	%		None

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class C			Class I			Class R			Class Z
Management fees		0.89	%		0.89	%		0.89	%		0.89	%		0.89	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.50	%		0.00	%
Other expenses		0.38	%		0.38	%		0.18	%		0.38	%		0.38	%
Total annual fund operating expenses		1.52	%		2.27	%		1.07	%		1.77	%		1.27	%
Less: Fee waiver/expense reimbursement(b)		(0.21	%)		(0.21	%)		(0.18	%)		(0.21	%)		(0.21	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.31	%		2.06	%		0.89	%		1.56	%		1.06	%

^(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 December 31, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.31% for Class A, 2.06% for Class C, 0.89% for Class I, 1.56% for Class R and 1.06% for Class Z.

The Example in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Example

The Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem your shares at the end of those periods (unless otherwise noted). The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. The Example includes contractual commitments to waive fees and reimburse expenses expiring as indicated in the preceding table. Although your actual costs may be higher or lower, based on these assumptions your costs would be:

	1 year		3 years		5 years		10 years
Class A (whether or not shares are redeemed)	$	701	$	1,009	$	1,339	$	2,271
Class C (if shares are redeemed)	$	309	$	690	$	1,197	$	2,594
Class C (if shares are not redeemed)	$	209	$	690	$	1,197	$	2,594
Class I (whether or not shares are redeemed)	$	91	$	323	$	574	$	1,294
Class R (whether or not shares are redeemed)	$	159	$	537	$	941	$	2,072
Class Z (whether or not shares are redeemed)	$	108	$	382	$	678	$	1,521

XML

Label

Element

Value

Risk/Return:

rr_RiskReturnAbstract

Registrant Name

dei_EntityRegistrantName

Columbia Funds Series Trust II

Prospectus Date

rr_ProspectusDate

Oct. 28, 2011

Supplement [Text Block]

cfst35_SupplementTextBlock

Prospectus Supplement — November 1, 2012 to the Prospectuses, as supplemented, of the following fund:
Fund	Prospectuses Dated
Columbia Marsico Flexible Capital Fund	Oct. 28, 2011

The following changes are hereby made to the prospectuses of the Fund:

Fees and Expenses of the Fund

The fee and expense table in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Shareholder Fees (fees paid directly from your investment)

	Class A			Class C			Classes I, R & Z
Maximum sales charge (load) imposed on purchases (as a percentage of offering price)		5.75	%		None			None
Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)		1	%		1	%		None

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class C			Class I			Class R			Class Z
Management fees		0.89	%		0.89	%		0.89	%		0.89	%		0.89	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.50	%		0.00	%
Other expenses		0.38	%		0.38	%		0.18	%		0.38	%		0.38	%
Total annual fund operating expenses		1.52	%		2.27	%		1.07	%		1.77	%		1.27	%
Less: Fee waiver/expense reimbursement(b)		(0.21	%)		(0.21	%)		(0.18	%)		(0.21	%)		(0.21	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.31	%		2.06	%		0.89	%		1.56	%		1.06	%

^(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 December 31, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.31% for Class A, 2.06% for Class C, 0.89% for Class I, 1.56% for Class R and 1.06% for Class Z.

The Example in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Example

The Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem your shares at the end of those periods (unless otherwise noted). The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. The Example includes contractual commitments to waive fees and reimburse expenses expiring as indicated in the preceding table. Although your actual costs may be higher or lower, based on these assumptions your costs would be:

	1 year		3 years		5 years		10 years
Class A (whether or not shares are redeemed)	$	701	$	1,009	$	1,339	$	2,271
Class C (if shares are redeemed)	$	309	$	690	$	1,197	$	2,594
Class C (if shares are not redeemed)	$	209	$	690	$	1,197	$	2,594
Class I (whether or not shares are redeemed)	$	91	$	323	$	574	$	1,294
Class R (whether or not shares are redeemed)	$	159	$	537	$	941	$	2,072
Class Z (whether or not shares are redeemed)	$	108	$	382	$	678	$	1,521

Columbia Marsico Flexible Capital Fund

Risk/Return:

rr_RiskReturnAbstract

Supplement [Text Block]

cfst35_SupplementTextBlock

Prospectus Supplement — November 1, 2012 to the Prospectuses, as supplemented, of the following fund:
Fund	Prospectuses Dated
Columbia Marsico Flexible Capital Fund	Oct. 28, 2011

The following changes are hereby made to the prospectuses of the Fund:

Fees and Expenses of the Fund

The fee and expense table in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Shareholder Fees (fees paid directly from your investment)

	Class A			Class C			Classes I, R & Z
Maximum sales charge (load) imposed on purchases (as a percentage of offering price)		5.75	%		None			None
Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)		1	%		1	%		None

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class C			Class I			Class R			Class Z
Management fees		0.89	%		0.89	%		0.89	%		0.89	%		0.89	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.50	%		0.00	%
Other expenses		0.38	%		0.38	%		0.18	%		0.38	%		0.38	%
Total annual fund operating expenses		1.52	%		2.27	%		1.07	%		1.77	%		1.27	%
Less: Fee waiver/expense reimbursement(b)		(0.21	%)		(0.21	%)		(0.18	%)		(0.21	%)		(0.21	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.31	%		2.06	%		0.89	%		1.56	%		1.06	%

^(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 December 31, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.31% for Class A, 2.06% for Class C, 0.89% for Class I, 1.56% for Class R and 1.06% for Class Z.

The Example in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Example

The Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem your shares at the end of those periods (unless otherwise noted). The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. The Example includes contractual commitments to waive fees and reimburse expenses expiring as indicated in the preceding table. Although your actual costs may be higher or lower, based on these assumptions your costs would be:

	1 year		3 years		5 years		10 years
Class A (whether or not shares are redeemed)	$	701	$	1,009	$	1,339	$	2,271
Class C (if shares are redeemed)	$	309	$	690	$	1,197	$	2,594
Class C (if shares are not redeemed)	$	209	$	690	$	1,197	$	2,594
Class I (whether or not shares are redeemed)	$	91	$	323	$	574	$	1,294
Class R (whether or not shares are redeemed)	$	159	$	537	$	941	$	2,072
Class Z (whether or not shares are redeemed)	$	108	$	382	$	678	$	1,521

Expense [Heading]

rr_ExpenseHeading

Fees and Expenses of the Fund

Shareholder Fees Caption [Text]

rr_ShareholderFeesCaption

Shareholder Fees (fees paid directly from your investment)

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

December 31, 2013

Expenses Restated to Reflect Current [Text]

rr_ExpensesRestatedToReflectCurrent

Expense ratios have been adjusted to reflect current fees.

Expense Example [Heading]

rr_ExpenseExampleHeading

Example

Expense Example Narrative [Text Block]

rr_ExpenseExampleNarrativeTextBlock

The Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem your shares at the end of those periods (unless otherwise noted). The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. The Example includes contractual commitments to waive fees and reimburse expenses expiring as indicated in the preceding table. Although your actual costs may be higher or lower, based on these assumptions your costs would be:

Columbia Marsico Flexible Capital Fund | Class A

Risk/Return:

rr_RiskReturnAbstract

Maximum sales charge (load) imposed on purchases (as a percentage of offering price)

rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice

5.75%

Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)

rr_MaximumDeferredSalesChargeOverOther

1.00%

Management fees

rr_ManagementFeesOverAssets

0.89%

^[1]

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

rr_DistributionAndService12b1FeesOverAssets

0.25%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.38%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.52%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.21%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.31%

^[1],[2]

1 year

rr_ExpenseExampleYear01

701

3 years

rr_ExpenseExampleYear03

1,009

5 years

rr_ExpenseExampleYear05

1,339

10 years

rr_ExpenseExampleYear10

2,271

1 year

rr_ExpenseExampleNoRedemptionYear01

701

3 years

rr_ExpenseExampleNoRedemptionYear03

1,009

5 years

rr_ExpenseExampleNoRedemptionYear05

1,339

10 years

rr_ExpenseExampleNoRedemptionYear10

2,271

Columbia Marsico Flexible Capital Fund | Class C

Risk/Return:

rr_RiskReturnAbstract

Maximum sales charge (load) imposed on purchases (as a percentage of offering price)

rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice

none

Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)

rr_MaximumDeferredSalesChargeOverOther

1.00%

Management fees

rr_ManagementFeesOverAssets

0.89%

^[1]

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

rr_DistributionAndService12b1FeesOverAssets

1.00%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.38%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

2.27%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.21%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

2.06%

^[1],[2]

1 year

rr_ExpenseExampleYear01

309

3 years

rr_ExpenseExampleYear03

690

5 years

rr_ExpenseExampleYear05

1,197

10 years

rr_ExpenseExampleYear10

2,594

1 year

rr_ExpenseExampleNoRedemptionYear01

209

3 years

rr_ExpenseExampleNoRedemptionYear03

690

5 years

rr_ExpenseExampleNoRedemptionYear05

1,197

10 years

rr_ExpenseExampleNoRedemptionYear10

2,594

Columbia Marsico Flexible Capital Fund | Class I

Risk/Return:

rr_RiskReturnAbstract

Maximum sales charge (load) imposed on purchases (as a percentage of offering price)

rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice

none

Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)

rr_MaximumDeferredSalesChargeOverOther

none

Management fees

rr_ManagementFeesOverAssets

0.89%

^[1]

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

rr_DistributionAndService12b1FeesOverAssets

none

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.18%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.07%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.18%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

0.89%

^[1],[2]

1 year

rr_ExpenseExampleYear01

91

3 years

rr_ExpenseExampleYear03

323

5 years

rr_ExpenseExampleYear05

574

10 years

rr_ExpenseExampleYear10

1,294

1 year

rr_ExpenseExampleNoRedemptionYear01

91

3 years

rr_ExpenseExampleNoRedemptionYear03

323

5 years

rr_ExpenseExampleNoRedemptionYear05

574

10 years

rr_ExpenseExampleNoRedemptionYear10

1,294

Columbia Marsico Flexible Capital Fund | Class R

Risk/Return:

rr_RiskReturnAbstract

Maximum sales charge (load) imposed on purchases (as a percentage of offering price)

rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice

none

Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)

rr_MaximumDeferredSalesChargeOverOther

none

Management fees

rr_ManagementFeesOverAssets

0.89%

^[1]

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

rr_DistributionAndService12b1FeesOverAssets

0.50%

^[1]

Other expenses

rr_OtherExpensesOverAssets

0.38%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.77%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.21%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.56%

^[1],[2]

1 year

rr_ExpenseExampleYear01

159

3 years

rr_ExpenseExampleYear03

537

5 years

rr_ExpenseExampleYear05

941

10 years

rr_ExpenseExampleYear10

2,072

1 year

rr_ExpenseExampleNoRedemptionYear01

159

3 years

rr_ExpenseExampleNoRedemptionYear03

537

5 years

rr_ExpenseExampleNoRedemptionYear05

941

10 years

rr_ExpenseExampleNoRedemptionYear10

2,072

Columbia Marsico Flexible Capital Fund | Class Z

Risk/Return:

rr_RiskReturnAbstract

Maximum sales charge (load) imposed on purchases (as a percentage of offering price)

rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice

none

Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)

rr_MaximumDeferredSalesChargeOverOther

none

Management fees

rr_ManagementFeesOverAssets

0.89%

^[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

1.27%

^[1]

Less: Fee waiver/expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

(0.21%)

^[1],[2]

Total annual fund operating expenses after fee waiver/expense reimbursement

rr_NetExpensesOverAssets

1.06%

^[1],[2]

1 year

rr_ExpenseExampleYear01

108

3 years

rr_ExpenseExampleYear03

382

5 years

rr_ExpenseExampleYear05

678

10 years

rr_ExpenseExampleYear10

1,521

1 year

rr_ExpenseExampleNoRedemptionYear01

108

3 years

rr_ExpenseExampleNoRedemptionYear03

382

5 years

rr_ExpenseExampleNoRedemptionYear05

678

10 years

rr_ExpenseExampleNoRedemptionYear10

1,521

[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 December 31, 2013, unless sooner terminated at the sole discretion of the Fund's Board of Trustees. Under this agreement, the Fund's net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.31% for Class A, 2.06% for Class C, 0.89% for Class I, 1.56% for Class R and 1.06% for Class Z.

XML

Document and Entity Information	12 Months Ended
	Oct. 28, 2011
Risk/Return:
Document Type	Other
Document Period End Date	Aug. 31, 2011
Registrant Name	Columbia Funds Series Trust II
Central Index Key	0001352280
Amendment Flag	false
Document Creation Date	Nov. 01, 2012
Document Effective Date	Nov. 01, 2012
Prospectus Date	Oct. 28, 2011

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Registrant Name	dei_EntityRegistrantName	Columbia Funds Series Trust II
Prospectus Date	rr_ProspectusDate	Oct. 28, 2011
Document Creation Date	dei_DocumentCreationDate	Nov. 01, 2012