v3.25.3
Average Annual Total Returns
 12 Months Ended 60 Months Ended 84 Months Ended 120 Months Ended
Aug. 31, 2025
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
S&P 500 Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   25.02% 14.53% 13.83% [2] 13.10%
Russell Midcap Growth Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent   22.10% 11.47% 12.08% [2] 11.54%
Russell Midcap Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent   15.34% 9.92% 9.65% [2] 9.63%
A          
Prospectus [Line Items]          
Average Annual Return, Percent   5.51% 8.80%   8.99%
C          
Prospectus [Line Items]          
Average Annual Return, Percent   9.55% 9.10%   8.76%
R          
Prospectus [Line Items]          
Average Annual Return, Percent   11.40% 9.81%   9.39%
Z          
Prospectus [Line Items]          
Average Annual Return, Percent   12.01% 10.41%   9.95%
Z | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Percent   10.84% 6.94%   6.12%
Z | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Percent   8.03% 7.73%   7.07%
R2          
Prospectus [Line Items]          
Average Annual Return, Percent   11.64% 10.01% 10.52%
Performance Inception Date Dec. 27, 2017        
R4          
Prospectus [Line Items]          
Average Annual Return, Percent   11.90% 10.28% 10.79%
Performance Inception Date Dec. 27, 2017        
R6          
Prospectus [Line Items]          
Average Annual Return, Percent   12.15% 10.54%   10.11%
[1] The Fund compares its performance against this broad-based index in response to regulatory requirements.
[2] Since Inception returns for the Indexes are measured from the month-end closest to the inception date for Class R2 and Class R4 shares.