v3.25.4
Transamerica Large Cap Value Expense Example - Retail Class [Member] - Transamerica Large Cap Value
Oct. 31, 2025
USD ($)
A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 644
Expense Example, with Redemption, 3 Years 842
Expense Example, with Redemption, 5 Years 1,057
Expense Example, with Redemption, 10 Years 1,674
C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 277
Expense Example, with Redemption, 3 Years 548
Expense Example, with Redemption, 5 Years 944
Expense Example, with Redemption, 10 Years 2,052
I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 64
Expense Example, with Redemption, 3 Years 221
Expense Example, with Redemption, 5 Years 392
Expense Example, with Redemption, 10 Years 886
I2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 64
Expense Example, with Redemption, 3 Years 202
Expense Example, with Redemption, 5 Years 351
Expense Example, with Redemption, 10 Years 786
R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 64
Expense Example, with Redemption, 3 Years 202
Expense Example, with Redemption, 5 Years 351
Expense Example, with Redemption, 10 Years $ 786