v3.25.2
Annual Total Returns
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
T. Rowe Price Retirement 2005 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 8.02% 11.94% (13.66%) 8.05% 11.24% 15.08% (3.26%) 10.67% 6.72% (0.75%)
T. Rowe Price Retirement 2010 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 8.46% 12.46% (14.00%) 8.75% 11.90% 16.16% (3.61%) 11.66% 7.11% (0.76%)
T. Rowe Price Retirement 2015 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 8.83% 12.97% (14.17%) 9.54% 12.57% 17.40% (4.17%) 13.34% 7.31% (0.58%)
T. Rowe Price Retirement 2020 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 9.14% 13.45% (14.66%) 10.47% 13.19% 19.37% (4.94%) 15.74% 7.41% (0.31%)
T. Rowe Price Retirement 2025 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 9.69% 14.57% (15.67%) 11.88% 14.69% 20.95% (5.62%) 17.68% 7.55% (0.17%)
T. Rowe Price Retirement 2030 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 10.71% 16.30% (16.98%) 13.55% 15.90% 22.48% (6.28%) 19.45% 7.69% (0.02%)
T. Rowe Price Retirement 2035 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 11.97% 18.08% (18.04%) 15.08% 17.05% 23.70% (6.87%) 20.88% 7.64% 0.13%
T. Rowe Price Retirement 2040 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 13.13% 19.53% (18.86%) 16.35% 18.11% 24.68% (7.32%) 22.02% 7.63% 0.17%
T. Rowe Price Retirement 2045 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 13.93% 20.46% (19.11%) 17.20% 18.65% 25.39% (7.57%) 22.41% 7.69% 0.17%
T. Rowe Price Retirement 2050 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 14.17% 20.78% (19.17%) 17.35% 18.68% 25.32% (7.58%) 22.38% 7.71% 0.19%
T. Rowe Price Retirement 2055 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 14.22% 20.82% (19.24%) 17.29% 18.55% 25.38% (7.62%) 22.33% 7.73% 0.18%
T. Rowe Price Retirement 2060 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 14.20% 20.82% (19.28%) 17.41% 18.47% 25.37% (7.57%) 22.29% 7.63% 0.24%
T. Rowe Price Retirement 2065 Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 14.22% 20.81% (19.27%) 18.18%            
T. Rowe Price Retirement Balanced Fund-Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 7.93% 11.32% (13.02%) 8.38% 11.43% 15.30% (3.30%) 10.36% 6.48% (0.74%)