| Putnam Retirement Advantage 2025 Fund | Class Y Shares | — | — |
| Putnam Retirement Advantage 2025 Fund | Class R6 Shares | — | — |
| Putnam Retirement Advantage 2025 Fund | Class R Shares | — | — |
| Putnam Retirement Advantage 2025 Fund | Class C Shares | — | — |
| Putnam Retirement Advantage 2025 Fund | Class A Shares | — | — |
| Putnam Retirement Advantage Maturity Fund | Class A Shares | POMGX | — |
| Putnam Retirement Advantage Maturity Fund | Class C Shares | PLFGX | — |
| Putnam Retirement Advantage Maturity Fund | Class R Shares | PAKYX | — |
| Putnam Retirement Advantage Maturity Fund | Class Y Shares | PAETX | — |
| Putnam Retirement Advantage Maturity Fund | Class R6 Shares | PADLX | — |
| Putnam Retirement Advantage 2030 Fund | Class C Shares | PDLKX | — |
| Putnam Retirement Advantage 2030 Fund | Class R Shares | PDKAX | — |
| Putnam Retirement Advantage 2030 Fund | Class R6 Shares | PDIZX | — |
| Putnam Retirement Advantage 2030 Fund | Class Y Shares | PDGKX | — |
| Putnam Retirement Advantage 2030 Fund | Class A Shares | PDLTX | — |
| Putnam Retirement Advantage 2035 Fund | Class A Shares | PDFLX | — |
| Putnam Retirement Advantage 2035 Fund | Class C Shares | PDAWX | — |
| Putnam Retirement Advantage 2035 Fund | Class R Shares | PDAKX | — |
| Putnam Retirement Advantage 2035 Fund | Class R6 Shares | PCDLX | — |
| Putnam Retirement Advantage 2035 Fund | Class Y Shares | POWYX | — |
| Putnam Retirement Advantage 2040 Fund | Class C Shares | PBBZX | — |
| Putnam Retirement Advantage 2040 Fund | Class R Shares | PBAOX | — |
| Putnam Retirement Advantage 2040 Fund | Class R6 Shares | PBAMX | — |
| Putnam Retirement Advantage 2040 Fund | Class Y Shares | PALZX | — |
| Putnam Retirement Advantage 2040 Fund | Class A Shares | PCCLX | — |