The interactive data file included as an exhibit to this filing relates to the supplement to the prospectus for Variable Portfolio-Partners Small Cap Growth Fund, filed pursuant to Rule 497(e) under the Securities Act of 1933, as amended, on January 18, 2013 (Accession No. 0001193125-13-016924), which is incorporated herein by reference.
The "Principal Investment Strategies of the Fund" in the Summary of the Fund is superseded and replaced as follows: Under normal market conditions, at least 80% of the Fund's net assets (including the amount of any borrowings for investment purposes) are invested in the equity securities of small-capitalization companies. Small-capitalization companies are defined as those companies with a market capitalization of up to $2.5 billion, or that fall within the range of the Russell 2000® Growth Index (the Index). The market capitalization range of the companies included in the Index was $27 million to $4.6 billion as of December 31, 2012. The market capitalization range and composition of the Index is subject to change. Up to 25% of the Fund's net assets may be invested in foreign investments. |
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| Label | Element | Value | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Risk/Return: | rr_RiskReturnAbstract | |||||||||
| Registrant Name | dei_EntityRegistrantName | Columbia Funds Variable Series Trust II | ||||||||
| Prospectus Date | rr_ProspectusDate | May 01, 2012 | ||||||||
| Supplement [Text Block] | cfvst11_SupplementTextBlock |
The "Principal Investment Strategies of the Fund" in the Summary of the Fund is superseded and replaced as follows: Under normal market conditions, at least 80% of the Fund's net assets (including the amount of any borrowings for investment purposes) are invested in the equity securities of small-capitalization companies. Small-capitalization companies are defined as those companies with a market capitalization of up to $2.5 billion, or that fall within the range of the Russell 2000® Growth Index (the Index). The market capitalization range of the companies included in the Index was $27 million to $4.6 billion as of December 31, 2012. The market capitalization range and composition of the Index is subject to change. Up to 25% of the Fund's net assets may be invested in foreign investments. |
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VP - Partners Small Cap Growth Fund
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| Risk/Return: | rr_RiskReturnAbstract | |||||||||
| Supplement [Text Block] | cfvst11_SupplementTextBlock |
The "Principal Investment Strategies of the Fund" in the Summary of the Fund is superseded and replaced as follows: Under normal market conditions, at least 80% of the Fund's net assets (including the amount of any borrowings for investment purposes) are invested in the equity securities of small-capitalization companies. Small-capitalization companies are defined as those companies with a market capitalization of up to $2.5 billion, or that fall within the range of the Russell 2000® Growth Index (the Index). The market capitalization range of the companies included in the Index was $27 million to $4.6 billion as of December 31, 2012. The market capitalization range and composition of the Index is subject to change. Up to 25% of the Fund's net assets may be invested in foreign investments. |
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| Strategy Narrative [Text Block] | rr_StrategyNarrativeTextBlock | Under normal market conditions, at least 80% of the Fund’s net assets (including the amount of any borrowings for investment purposes) are invested in the equity securities of small-capitalization companies. Small-capitalization companies are defined as those companies with a market capitalization of up to $2.5 billion, or that fall within the range of the Russell 2000® Growth Index (the Index). The market capitalization range of the companies included in the Index was $27 million to $4.6 billion as of December 31, 2012. The market capitalization range and composition of the Index is subject to change. Up to 25% of the Fund’s net assets may be invested in foreign investments. | ||||||||
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Document and Entity Information
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12 Months Ended |
|---|---|
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May 01, 2012
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| Risk/Return: | |
| Document Type | Other |
| Document Period End Date | Dec. 31, 2011 |
| Registrant Name | Columbia Funds Variable Series Trust II |
| Central Index Key | 0001413032 |
| Amendment Flag | false |
| Document Creation Date | Jan. 18, 2013 |
| Document Effective Date | Jan. 18, 2013 |
| Prospectus Date | May 01, 2012 |
| Label | Element | Value |
|---|---|---|
| Risk/Return: | rr_RiskReturnAbstract | |
| Registrant Name | dei_EntityRegistrantName | Columbia Funds Variable Series Trust II |
| Prospectus Date | rr_ProspectusDate | May 01, 2012 |
| Document Creation Date | dei_DocumentCreationDate | Jan. 18, 2013 |