v3.25.4
Since Inception [Member] Average Annual Total Returns
 12 Months Ended 60 Months Ended
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
Russell 3000 Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 23.81%   13.86%
Bloomberg U.S. Aggregate Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 1.25%   (0.33%)
S&P Target Date To 2055 Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 13.46%   8.82%
Class R5      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 21.17%   11.52%
Class A      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 13.97%   9.95%
Class A | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 11.83%   7.63%
Class A | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 8.75%   7.12%
Class C      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 18.91%   10.44%
Class R      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 20.46%   10.82%
Class R6      
Prospectus [Line Items]      
Average Annual Return, Percent 21.30%   11.63%
Class Y      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 21.18%   11.52%
Class R3      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 20.63%   11.09%
Class R4      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 20.93%   11.35%
Since Inception | Russell 3000 Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent [2]   13.86%  
Performance Inception Date   Dec. 31, 2019  
Since Inception | Bloomberg U.S. Aggregate Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent [2]   (0.33%)  
Performance Inception Date   Dec. 31, 2019  
Since Inception | S&P Target Date To 2055 Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent [2]   8.82%  
Performance Inception Date   Dec. 31, 2019  
Since Inception | Class R5      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   11.52%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class A      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   9.95%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class A | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   7.63%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class A | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   7.12%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class C      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   10.44%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   10.82%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R6      
Prospectus [Line Items]      
Average Annual Return, Percent [2]   11.63%  
Performance Inception Date   Dec. 31, 2019  
Since Inception | Class Y      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   11.52%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R3      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   11.09%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R4      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   11.35%  
Performance Inception Date [1]   Dec. 31, 2019  
[1] Performance for classes A, C, R, R3, R4, R5, and Y shares prior to their inception (9/1/20) is derived from the historical performance of class R6 shares, adjusted for the higher operating expenses and, for class A and C shares, higher sales charges (in the case of after sales-charge returns) applicable to such classes.
[2]
Since inception December 31, 2019.