v3.26.1
S000019850 [Member] Expense Example, No Redemption - CTIVP - Victory Sycamore Established Value Fund
Dec. 31, 2025
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 84
Expense Example, No Redemption, 3 Years 262
Expense Example, No Redemption, 5 Years 455
Expense Example, No Redemption, 10 Years 1,014
Class 2  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 109
Expense Example, No Redemption, 3 Years 340
Expense Example, No Redemption, 5 Years 590
Expense Example, No Redemption, 10 Years 1,306
Class 3  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 97
Expense Example, No Redemption, 3 Years 303
Expense Example, No Redemption, 5 Years 525
Expense Example, No Redemption, 10 Years $ 1,166