v3.26.3
Class K [Member] Average Annual Total Returns - Class K
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Russell 1000 Index (Reflects no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 17.37% 13.59% 14.59%
Russell Midcap Growth Index (Reflects no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 8.66% 6.65% 12.49%
Class K      
Prospectus [Line Items]      
Average Annual Return, Percent 0.49% 0.85% 11.52%
Class K | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent (4.33%) (0.39%) 10.59%
Class K | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 2.76% 0.56% 9.41%