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 2035 Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 10.25%   7.04%
Class R5 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 16.12%   8.57%
Class A Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 9.19%   7.06%
Class A Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 6.65%   4.78%
Class A Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 5.59%   4.72%
Class C Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 13.98%   7.53%
Class R Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 15.32%   7.88%
Class R6 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 16.24%   8.69%
Class Y Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 16.16%   8.58%
Class R3 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 15.68%   8.17%
Class R4 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 16.00%   8.43%
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 2035 Index (no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent [2]   7.04%  
Performance Inception Date   Dec. 31, 2019  
Since Inception | Class R5 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   8.57%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class A Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   7.06%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class A Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   4.78%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class A Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   4.72%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class C Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   7.53%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   7.88%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R6 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [2]   8.69%  
Performance Inception Date   Dec. 31, 2019  
Since Inception | Class Y Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   8.58%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R3 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   8.17%  
Performance Inception Date [1]   Dec. 31, 2019  
Since Inception | Class R4 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent [1],[2]   8.43%  
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.