v3.25.2
Shareholder Report, Holdings (Details)
Jun. 30, 2025
Columbia Variable Portfolio – Balanced Fund - Class 1 | Microsoft Corp. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
Columbia Variable Portfolio – Balanced Fund - Class 1 | NVIDIA Corp. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Apple, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Amazon.com, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Meta Platforms, Inc., Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
Columbia Variable Portfolio – Balanced Fund - Class 1 | iShares Core MSCI EAFE ETF [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Uniform Mortgage-Backed Security TBA07/14/2055 3.000% [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 1 | JPMorgan Chase & Co. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Alphabet, Inc., Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Broadcom, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 20.10%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.20%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 60.30%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Residential Mortgage-Backed Securities - Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Corporate Bonds & Notes [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.20%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Residential Mortgage-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.30%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Asset-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Commercial Mortgage-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Exchange-Traded Equity Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
Columbia Variable Portfolio – Balanced Fund - Class 1 | Other [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Microsoft Corp. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
Columbia Variable Portfolio – Balanced Fund - Class 2 | NVIDIA Corp. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Apple, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Amazon.com, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Meta Platforms, Inc., Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
Columbia Variable Portfolio – Balanced Fund - Class 2 | iShares Core MSCI EAFE ETF [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Uniform Mortgage-Backed Security TBA07/14/2055 3.000% [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 2 | JPMorgan Chase & Co. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Alphabet, Inc., Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Broadcom, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 20.10%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.20%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 60.30%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Residential Mortgage-Backed Securities - Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Corporate Bonds & Notes [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.20%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Residential Mortgage-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.30%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Asset-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Commercial Mortgage-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Exchange-Traded Equity Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
Columbia Variable Portfolio – Balanced Fund - Class 2 | Other [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Microsoft Corp. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.40%
Columbia Variable Portfolio – Balanced Fund - Class 3 | NVIDIA Corp. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.00%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Apple, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.00%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Amazon.com, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.60%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Meta Platforms, Inc., Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.20%
Columbia Variable Portfolio – Balanced Fund - Class 3 | iShares Core MSCI EAFE ETF [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Uniform Mortgage-Backed Security TBA07/14/2055 3.000% [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 3 | JPMorgan Chase & Co. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.50%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Alphabet, Inc., Class A [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Broadcom, Inc. [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.30%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Information Technology Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 20.10%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Financial Services Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Communications Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.20%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Healthcare Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Industrial Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.80%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Consumer Discretionary Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.80%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Consumer Staples Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Energy Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.70%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Utilities Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.10%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Unclassified Sector [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.20%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Common Stock [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 60.30%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Residential Mortgage-Backed Securities - Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 14.60%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Corporate Bonds & Notes [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.20%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.30%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Residential Mortgage-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.30%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Asset-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Commercial Mortgage-Backed Securities - Non-Agency [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 2.30%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Exchange-Traded Equity Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.90%
Columbia Variable Portfolio – Balanced Fund - Class 3 | Other [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.40%